{"id":1748,"date":"2023-04-27T20:28:48","date_gmt":"2023-04-27T11:28:48","guid":{"rendered":"https:\/\/edu.ujhb.org\/?p=1748"},"modified":"2023-04-27T20:28:48","modified_gmt":"2023-04-27T11:28:48","slug":"object-c%e5%85%a5%e9%97%a8%ef%bc%88%e4%b8%ad%e6%96%87%e7%89%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/edu.ujhb.org\/?p=1748","title":{"rendered":"Object-C\u5165\u95e8\uff08\u4e2d\u6587\u7248\uff09"},"content":{"rendered":"\n<p>\u6211\u662f\u8981\u505aIT\u6559\u7a0b\u7684\u89c6\u9891\uff0c\u4f60\u80fd\u5426\u6839\u636e\u7f51\u7ad9\u7684\u5185\u5bb9\uff0c\u4e3a\u6211\u5b89\u6392\u89c6\u9891\u6559\u7a0b\u7684\u6587\u5b57\u5185\u5bb9\u3002\u6211\u4eec\u5148\u4eceobjectC\u6559\u7a0b\u5f00\u59cb\uff0c\u4f60\u5148\u4e3a\u6211\u5217\u51fa\u8981\u8bb2\u89e3\u7684\u5185\u5bb9\u4e00\u89c8\u3002<\/p>\n\n\n\n<p>\u5f53\u7136\u53ef\u4ee5\u3002\u4ee5\u4e0b\u662f\u4e00\u4efd\u57fa\u4e8eObject-C\u6559\u7a0b\u7684\u89c6\u9891\u6559\u7a0b\u5927\u7eb2\u3002\u8bf7\u6ce8\u610f\uff0c\u8fd9\u4e2a\u5927\u7eb2\u662f\u57fa\u4e8e\u7f51\u7ad9\u5185\u5bb9\u7684\u6982\u62ec\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8bfe\u7a0b\u7b80\u4ecb\u548cObject-C\u6982\u8ff0\n<ul class=\"wp-block-list\">\n<li>\u8bfe\u7a0b\u76ee\u6807\u548c\u5b66\u4e60\u8ba1\u5212<\/li>\n\n\n\n<li>Object-C\u7684\u5386\u53f2\u548c\u53d1\u5c55<\/li>\n\n\n\n<li>Object-C\u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u7684\u5bf9\u6bd4<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f00\u53d1\u73af\u5883\u642d\u5efa\n<ul class=\"wp-block-list\">\n<li>Xcode\u5b89\u88c5\u4e0e\u914d\u7f6e<\/li>\n\n\n\n<li>\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Object-C\u9879\u76ee<\/li>\n\n\n\n<li>\u754c\u9762\u4e0e\u5de5\u5177\u7b80\u4ecb<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Object-C\u57fa\u7840\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>\u6570\u636e\u7c7b\u578b\u4e0e\u53d8\u91cf<\/li>\n\n\n\n<li>\u64cd\u4f5c\u7b26\u4e0e\u8868\u8fbe\u5f0f<\/li>\n\n\n\n<li>\u63a7\u5236\u7ed3\u6784\uff1a\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u51fd\u6570\u4e0e\u65b9\u6cd5\n<ul class=\"wp-block-list\">\n<li>\u51fd\u6570\u7684\u58f0\u660e\u4e0e\u5b9a\u4e49<\/li>\n\n\n\n<li>\u51fd\u6570\u8c03\u7528<\/li>\n\n\n\n<li>\u53c2\u6570\u4e0e\u8fd4\u56de\u503c<\/li>\n\n\n\n<li>\u65b9\u6cd5\u4e0e\u9009\u62e9\u5668<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\n<ul class=\"wp-block-list\">\n<li>\u7c7b\u4e0e\u5bf9\u8c61<\/li>\n\n\n\n<li>\u5c5e\u6027\u4e0e\u5b9e\u4f8b\u53d8\u91cf<\/li>\n\n\n\n<li>\u7ee7\u627f<\/li>\n\n\n\n<li>\u5c01\u88c5<\/li>\n\n\n\n<li>\u591a\u6001<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5185\u5b58\u7ba1\u7406\n<ul class=\"wp-block-list\">\n<li>\u5185\u5b58\u5206\u914d\u4e0e\u91ca\u653e<\/li>\n\n\n\n<li>\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\uff08ARC\uff09<\/li>\n\n\n\n<li>\u5f31\u5f15\u7528\u548c\u5f3a\u5f15\u7528<\/li>\n\n\n\n<li>\u5185\u5b58\u6cc4\u6f0f\u4e0e\u5faa\u73af\u5f15\u7528<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\n<ul class=\"wp-block-list\">\n<li>Foundation\u6846\u67b6\u6982\u8ff0<\/li>\n\n\n\n<li>\u5b57\u7b26\u4e32\u5904\u7406\uff1aNSString\u4e0eNSMutableString<\/li>\n\n\n\n<li>\u96c6\u5408\u7c7b\u578b\uff1aNSArray, NSDictionary, NSSet\u7b49<\/li>\n\n\n\n<li>\u65e5\u671f\u4e0e\u65f6\u95f4\uff1aNSDate, NSCalendar\u7b49<\/li>\n\n\n\n<li>\u6587\u4ef6\u4e0e\u8def\u5f84\u64cd\u4f5c\uff1aNSFileManager\u7b49<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>UIKit\u6846\u67b6\u4e0e\u754c\u9762\u5f00\u53d1\n<ul class=\"wp-block-list\">\n<li>\u754c\u9762\u63a7\u4ef6\uff1aUIButton, UILabel, UITextField\u7b49<\/li>\n\n\n\n<li>\u89c6\u56fe\u4e0e\u89c6\u56fe\u63a7\u5236\u5668<\/li>\n\n\n\n<li>Auto Layout\u548c\u7ea6\u675f\u5e03\u5c40<\/li>\n\n\n\n<li>\u4e8b\u4ef6\u5904\u7406\u4e0e\u624b\u52bf\u8bc6\u522b<\/li>\n\n\n\n<li>\u5bfc\u822a\u4e0e\u89c6\u56fe\u5207\u6362<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7f51\u7edc\u7f16\u7a0b\u4e0e\u6570\u636e\u5904\u7406\n<ul class=\"wp-block-list\">\n<li>NSURLSession\u4e0e\u7f51\u7edc\u8bf7\u6c42<\/li>\n\n\n\n<li>JSON\u89e3\u6790\u4e0e\u5e8f\u5217\u5316<\/li>\n\n\n\n<li>\u6570\u636e\u6301\u4e45\u5316\uff1aNSUserDefaults, Core Data\u7b49<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u591a\u7ebf\u7a0b\u4e0e\u5e76\u53d1\n<ul class=\"wp-block-list\">\n<li>NSThread\u4e0e\u591a\u7ebf\u7a0b\u7f16\u7a0b<\/li>\n\n\n\n<li>GCD\uff08Grand Central Dispatch\uff09\u4e0e\u961f\u5217<\/li>\n\n\n\n<li>NSOperation\u4e0eNSOperationQueue<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8c03\u8bd5\u4e0e\u9519\u8bef\u5904\u7406\n<ul class=\"wp-block-list\">\n<li>Xcode\u8c03\u8bd5\u5de5\u5177<\/li>\n\n\n\n<li>\u65ad\u70b9\u4e0e\u65e5\u5fd7\u8f93\u51fa<\/li>\n\n\n\n<li>\u5f02\u5e38\u5904\u7406\u4e0e\u9519\u8bef\u63d0\u793a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u9879\u76ee\u5b9e\u6218\u4e0e\u603b\u7ed3\n<ul class=\"wp-block-list\">\n<li>\u5b9e\u6218\u9879\u76ee\u6f14\u793a<\/li>\n\n\n\n<li>\u5e38\u89c1\u95ee\u9898\u4e0e\u89e3\u51b3\u65b9\u6848<\/li>\n\n\n\n<li>\u5b66\u4e60\u8d44\u6e90\u4e0e\u8fdb\u9636\u8def\u5f84<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u8fd9\u4e2a\u5927\u7eb2\u6db5\u76d6\u4e86Object-C\u6559\u7a0b\u7684\u4e3b\u8981\u5185\u5bb9\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u548c\u65f6\u95f4\u5b89\u6392\u8fdb\u884c\u4fee\u6539\u548c\u6269\u5c55\u3002\u5e0c\u671b\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u7684\u5386\u53f2\u548c\u53d1\u5c55<\/p>\n\n\n\n<p>The previous model used in this conversation is unavailable. We&#8217;ve switched you to the latest default model<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u6700\u521d\u7531 Brad Cox \u548c Tom Love \u5728 1980 \u5e74\u4ee3\u521d\u5f00\u53d1\u51fa\u6765\uff0c\u76ee\u7684\u662f\u4e3a\u4e86\u6539\u8fdb C \u8bed\u8a00\u7684\u7f16\u7a0b\u98ce\u683c\u3002\u4ed6\u4eec\u5c06 Smalltalk \u4e2d\u7684\u5bf9\u8c61\u6a21\u578b\u548c C \u8bed\u8a00\u7684\u8bed\u6cd5\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u521b\u5efa\u4e86\u4e00\u79cd\u5168\u65b0\u7684\u7f16\u7a0b\u8bed\u8a00\u3002<\/p>\n\n\n\n<p>\u65e9\u671f\u7684 Object-C \u4ec5\u4ec5\u662f\u4e00\u4e2a C \u8bed\u8a00\u7684\u6269\u5c55\uff0c\u5b83\u4e3a C \u8bed\u8a00\u6dfb\u52a0\u4e86\u4e00\u4e9b\u9762\u5411\u5bf9\u8c61\u7684\u7279\u6027\uff0c\u4f8b\u5982\u7c7b\u3001\u7ee7\u627f\u3001\u591a\u6001\u7b49\u3002\u4f46\u662f\uff0cObject-C \u76f4\u5230 1988 \u5e74\u624d\u5f00\u59cb\u53d8\u5f97\u6d41\u884c\uff0c\u5f53\u65f6\u5b83\u88ab\u5f15\u5165\u4e86 NeXTSTEP \u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u6210\u4e3a NeXT \u516c\u53f8\u7684\u9996\u9009\u5f00\u53d1\u8bed\u8a00\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u968f\u7740 NeXT \u516c\u53f8\u7684\u5174\u8d77\uff0cObject-C \u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u6210\u4e3a\u4e86 NeXTSTEP \u64cd\u4f5c\u7cfb\u7edf\u548c\u5f00\u53d1\u73af\u5883\u7684\u6807\u51c6\u7f16\u7a0b\u8bed\u8a00\u30021996 \u5e74\uff0c\u82f9\u679c\u516c\u53f8\u6536\u8d2d\u4e86 NeXT \u516c\u53f8\uff0c\u4e5f\u5c31\u610f\u5473\u7740\u82f9\u679c\u516c\u53f8\u83b7\u5f97\u4e86 Object-C \u8fd9\u79cd\u7f16\u7a0b\u8bed\u8a00\u3002\u4ece\u6b64\uff0cObject-C \u6210\u4e3a\u4e86\u82f9\u679c\u516c\u53f8\u4e3b\u8981\u7684\u5f00\u53d1\u8bed\u8a00\uff0c\u88ab\u7528\u4e8e\u5f00\u53d1 macOS \u548c iOS \u7b49\u64cd\u4f5c\u7cfb\u7edf\u7684\u6838\u5fc3\u7ec4\u4ef6\u548c\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<p>\u968f\u7740\u82f9\u679c\u516c\u53f8\u7684\u6210\u529f\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u5f00\u53d1\u8005\u5f00\u59cb\u63a5\u89e6\u548c\u4f7f\u7528 Object-C\u3002\u5728 2010 \u5e74\u4ee3\u521d\uff0c\u79fb\u52a8\u4e92\u8054\u7f51\u548c\u667a\u80fd\u624b\u673a\u7684\u5174\u8d77\u5e26\u52a8\u4e86 iOS \u5e94\u7528\u7a0b\u5e8f\u7684\u8fc5\u901f\u53d1\u5c55\uff0c\u4e5f\u8ba9 Object-C \u53d8\u5f97\u66f4\u52a0\u6d41\u884c\u3002\u6b64\u65f6\uff0cApple \u63a8\u51fa\u4e86 Swift \u8bed\u8a00\uff0c\u5c3d\u7ba1 Swift \u4e5f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u4f46 Object-C \u4ecd\u7136\u662f iOS \u5f00\u53d1\u7684\u4e3b\u6d41\u8bed\u8a00\u4e4b\u4e00\u3002\u5373\u4f7f\u5230\u4e86\u4eca\u5929\uff0c\u5f88\u591a iOS \u5e94\u7528\u7a0b\u5e8f\u4ecd\u7136\u662f\u7528 Object-C \u7f16\u5199\u7684\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cObject-C \u7684\u5386\u53f2\u53ef\u4ee5\u8ffd\u6eaf\u5230 1980 \u5e74\u4ee3\u521d\uff0c\u5b83\u662f\u4e00\u79cd\u4e3a\u4e86\u6539\u8fdb C \u8bed\u8a00\u7684\u7f16\u7a0b\u98ce\u683c\u800c\u4ea7\u751f\u7684\u8bed\u8a00\u3002\u968f\u7740 NeXT \u516c\u53f8\u548c\u82f9\u679c\u516c\u53f8\u7684\u5174\u8d77\uff0cObject-C \u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u548c\u63a8\u5e7f\uff0c\u5e76\u6210\u4e3a\u4e86\u82f9\u679c\u516c\u53f8\u4e3b\u8981\u7684\u5f00\u53d1\u8bed\u8a00\u4e4b\u4e00\u3002\u5373\u4f7f\u5728 Swift \u7684\u51b2\u51fb\u4e0b\uff0cObject-C \u4ecd\u7136\u662f iOS \u5f00\u53d1\u7684\u4e3b\u6d41\u8bed\u8a00\u4e4b\u4e00\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u7684\u5bf9\u6bd4<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u76f8\u6bd4\uff0c\u5b83\u6709\u4e00\u4e9b\u72ec\u7279\u7684\u7279\u6027\u548c\u4f18\u52bf\u3002\u4e0b\u9762\u662f Object-C \u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u7684\u5bf9\u6bd4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C \u8bed\u8a00\n<ul class=\"wp-block-list\">\n<li>Object-C \u662f\u4ece C \u8bed\u8a00\u53d1\u5c55\u800c\u6765\u7684\uff0c\u56e0\u6b64\u5b83\u5177\u6709\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u7684\u8bed\u6cd5\u7ed3\u6784\u3002\u4f46\u662f\uff0cObject-C \u6dfb\u52a0\u4e86\u8bb8\u591a C \u8bed\u8a00\u6240\u6ca1\u6709\u7684\u9762\u5411\u5bf9\u8c61\u7279\u6027\uff0c\u4f8b\u5982\u7c7b\u3001\u7ee7\u627f\u3001\u591a\u6001\u7b49\u3002<\/li>\n\n\n\n<li>C \u8bed\u8a00\u4e3b\u8981\u7528\u4e8e\u7cfb\u7edf\u7f16\u7a0b\u548c\u5e95\u5c42\u5f00\u53d1\uff0c\u800c Object-C \u5219\u66f4\u9002\u7528\u4e8e\u9ad8\u7ea7\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\uff0c\u7279\u522b\u662f macOS \u548c iOS \u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>C++ \u8bed\u8a00\n<ul class=\"wp-block-list\">\n<li>C++ \u4e5f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u4e5f\u662f\u4ece C \u8bed\u8a00\u53d1\u5c55\u800c\u6765\u7684\u3002\u4e0e Object-C \u76f8\u6bd4\uff0cC++ \u66f4\u52a0\u6ce8\u91cd\u4e8e\u5f3a\u7c7b\u578b\u548c\u6cdb\u578b\u7f16\u7a0b\uff0c\u800c Object-C \u66f4\u52a0\u6ce8\u91cd\u4e8e\u6d88\u606f\u4f20\u9012\u548c\u52a8\u6001\u7ed1\u5b9a\u3002<\/li>\n\n\n\n<li>C++ \u4e0e Object-C \u7684\u8bed\u6cd5\u7ed3\u6784\u4e5f\u6709\u4e00\u4e9b\u5dee\u5f02\uff0c\u4f8b\u5982 C++ \u4f7f\u7528 :: \u7b26\u53f7\u8868\u793a\u4f5c\u7528\u57df\uff0c\u800c Object-C \u4f7f\u7528 + \u548c &#8211; \u7b26\u53f7\u8868\u793a\u7c7b\u65b9\u6cd5\u548c\u5b9e\u4f8b\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Java \u8bed\u8a00\n<ul class=\"wp-block-list\">\n<li>Java \u4e5f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u4e0e Object-C \u76f8\u6bd4\uff0cJava \u66f4\u52a0\u6ce8\u91cd\u4e8e\u8de8\u5e73\u53f0\u5f00\u53d1\u548c\u7f51\u7edc\u7f16\u7a0b\u3002Java \u7a0b\u5e8f\u662f\u5728 Java \u865a\u62df\u673a\uff08JVM\uff09\u4e0a\u8fd0\u884c\u7684\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u64cd\u4f5c\u7cfb\u7edf\u548c\u786c\u4ef6\u5e73\u53f0\u4e0a\u8fd0\u884c\u3002<\/li>\n\n\n\n<li>Java \u548c Object-C \u7684\u8bed\u6cd5\u7ed3\u6784\u6709\u5f88\u5927\u7684\u5dee\u5f02\uff0cJava \u4f7f\u7528\u7c7b\u4f3c C++ \u7684\u8bed\u6cd5\u7ed3\u6784\uff0c\u800c Object-C \u4f7f\u7528\u52a8\u6001\u6d88\u606f\u4f20\u9012\u7684\u8bed\u6cd5\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Swift \u8bed\u8a00\n<ul class=\"wp-block-list\">\n<li>Swift \u662f Apple \u63a8\u51fa\u7684\u4e00\u79cd\u65b0\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u7528\u4e8e\u53d6\u4ee3 Object-C\u3002\u4e0e Object-C \u76f8\u6bd4\uff0cSwift \u66f4\u52a0\u6ce8\u91cd\u4e8e\u5b89\u5168\u6027\u548c\u6027\u80fd\uff0c\u5b83\u5177\u6709\u66f4\u7b80\u6d01\u7684\u8bed\u6cd5\u7ed3\u6784\u548c\u66f4\u597d\u7684\u7c7b\u578b\u63a8\u5bfc\u80fd\u529b\u3002<\/li>\n\n\n\n<li>Swift \u4e0e Object-C \u7684\u8bed\u6cd5\u7ed3\u6784\u4e5f\u6709\u5f88\u5927\u7684\u5dee\u5f02\uff0cSwift \u4f7f\u7528\u5927\u62ec\u53f7\u8868\u793a\u4ee3\u7801\u5757\uff0c\u800c Object-C \u4f7f\u7528\u65b9\u62ec\u53f7\u8868\u793a\u6d88\u606f\u4f20\u9012\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u76f8\u6bd4\uff0c\u5b83\u5177\u6709\u72ec\u7279\u7684\u9762\u5411\u5bf9\u8c61\u7279\u6027\u548c\u52a8\u6001\u6d88\u606f\u4f20\u9012\u673a\u5236\u3002\u867d\u7136\u5b83\u7684\u8bed\u6cd5\u7ed3\u6784\u4e0e\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u6709\u4e00\u4e9b\u5dee\u5f02\uff0c\u4f46\u662f\u5b83\u4ecd\u7136\u662f iOS \u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u7684\u4e3b\u6d41\u8bed\u8a00\u4e4b\u4e00\u3002\u968f\u7740 Swift \u7684\u53d1\u5c55\uff0cObject-C \u6b63\u9010\u6e10\u88ab\u53d6\u4ee3\uff0c\u4f46\u662f\u5b83\u4ecd\u7136\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u503c\u5f97\u5b66\u4e60\u548c\u638c\u63e1\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caXcode\u5b89\u88c5\u4e0e\u914d\u7f6e<\/p>\n\n\n\n<p>Xcode \u662f\u4e00\u79cd\u7531 Apple \u516c\u53f8\u5f00\u53d1\u7684\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff08IDE\uff09\uff0c\u7528\u4e8e\u5f00\u53d1 macOS \u548c iOS \u5e94\u7528\u7a0b\u5e8f\u3002\u5b89\u88c5\u548c\u914d\u7f6e Xcode \u662f\u5f00\u59cb\u4f7f\u7528 Object-C \u8fdb\u884c\u5f00\u53d1\u7684\u7b2c\u4e00\u6b65\u3002\u4e0b\u9762\u662f\u8be6\u7ec6\u7684 Xcode \u5b89\u88c5\u548c\u914d\u7f6e\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e0b\u8f7d Xcode \u5728 Mac App Store \u4e2d\u641c\u7d22 Xcode\uff0c\u6216\u8005\u5728 Apple \u5f00\u53d1\u8005\u7f51\u7ad9\u4e0a\u4e0b\u8f7d Xcode\u3002\u9009\u62e9\u6700\u65b0\u7248\u672c\u7684 Xcode\uff0c\u786e\u4fdd\u60a8\u7684 Mac \u7b26\u5408 Xcode \u7684\u7cfb\u7edf\u8981\u6c42\u3002<\/li>\n\n\n\n<li>\u5b89\u88c5 Xcode \u53cc\u51fb\u4e0b\u8f7d\u597d\u7684 Xcode \u5b89\u88c5\u6587\u4ef6\uff0c\u7136\u540e\u6309\u7167\u63d0\u793a\u8fdb\u884c\u5b89\u88c5\u3002\u5b89\u88c5\u8fc7\u7a0b\u53ef\u80fd\u9700\u8981\u4e00\u4e9b\u65f6\u95f4\uff0c\u56e0\u4e3a Xcode \u7684\u5b89\u88c5\u5305\u6bd4\u8f83\u5927\u3002<\/li>\n\n\n\n<li>\u6253\u5f00 Xcode \u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u6253\u5f00 Xcode\u3002\u7b2c\u4e00\u6b21\u542f\u52a8 Xcode \u65f6\uff0c\u60a8\u9700\u8981\u540c\u610f\u8bb8\u53ef\u534f\u8bae\uff0c\u7136\u540e\u9009\u62e9\u5b89\u88c5\u4e00\u4e9b\u989d\u5916\u7684\u7ec4\u4ef6\u3002\u5b89\u88c5\u5b8c\u7ec4\u4ef6\u540e\uff0cXcode \u5c31\u53ef\u4ee5\u4f7f\u7528\u4e86\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e Xcode \u914d\u7f6e Xcode \u53ef\u4ee5\u4f7f\u5f00\u53d1\u8fc7\u7a0b\u66f4\u52a0\u987a\u7545\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u914d\u7f6e\u9009\u9879\uff1a\n<ul class=\"wp-block-list\">\n<li>\u663e\u793a\u884c\u53f7\uff1a\u5728 Xcode \u7684\u83dc\u5355\u680f\u4e2d\u9009\u62e9 Xcode &gt; Preferences\uff0c\u7136\u540e\u70b9\u51fb Text Editing\u3002\u5728 Editing \u9009\u9879\u5361\u4e0b\uff0c\u52fe\u9009 Show line numbers \u9009\u9879\u3002<\/li>\n\n\n\n<li>\u81ea\u52a8\u5b8c\u6210\uff1a\u5728 Xcode \u7684\u83dc\u5355\u680f\u4e2d\u9009\u62e9 Xcode &gt; Preferences\uff0c\u7136\u540e\u70b9\u51fb Text Editing\u3002\u5728 Editing \u9009\u9879\u5361\u4e0b\uff0c\u52fe\u9009 Suggest completions as you type \u9009\u9879\u3002<\/li>\n\n\n\n<li>\u4ee3\u7801\u98ce\u683c\uff1a\u5728 Xcode \u7684\u83dc\u5355\u680f\u4e2d\u9009\u62e9 Xcode &gt; Preferences\uff0c\u7136\u540e\u70b9\u51fb Text Editing\u3002\u5728 Indentation \u9009\u9879\u5361\u4e0b\uff0c\u9009\u62e9\u60a8\u559c\u6b22\u7684\u4ee3\u7801\u98ce\u683c\uff0c\u4f8b\u5982 Tab\u3001Spaces\u3001\u6216\u8005 Smart\u3002<\/li>\n\n\n\n<li>\u6a21\u62df\u5668\uff1a\u5728 Xcode \u7684\u83dc\u5355\u680f\u4e2d\u9009\u62e9 Window &gt; Devices and Simulators\u3002\u5728 Devices \u9009\u9879\u5361\u4e0b\uff0c\u9009\u62e9\u4e00\u4e2a\u6a21\u62df\u5668\uff0c\u7136\u540e\u70b9\u51fb + \u6309\u94ae\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u6a21\u62df\u5668\u3002<\/li>\n\n\n\n<li>\u754c\u9762\u4e3b\u9898\uff1a\u5728 Xcode \u7684\u83dc\u5355\u680f\u4e2d\u9009\u62e9 Xcode &gt; Preferences\uff0c\u7136\u540e\u70b9\u51fb General\u3002\u5728 Appearance \u9009\u9879\u5361\u4e0b\uff0c\u9009\u62e9\u60a8\u559c\u6b22\u7684\u754c\u9762\u4e3b\u9898\uff0c\u4f8b\u5982 Light \u6216\u8005 Dark\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u521b\u5efa\u4e00\u4e2a\u65b0\u9879\u76ee \u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u5c31\u53ef\u4ee5\u5f00\u59cb\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Object-C \u9879\u76ee\u4e86\u3002\u5728 Xcode \u7684\u6b22\u8fce\u754c\u9762\u4e2d\uff0c\u9009\u62e9 Create a new Xcode project\u3002\u7136\u540e\u9009\u62e9 macOS \u6216\u8005 iOS \u5e94\u7528\u7a0b\u5e8f\u6a21\u677f\uff0c\u8f93\u5165\u9879\u76ee\u540d\u79f0\u548c\u7ec4\u7ec7\u540d\u79f0\uff0c\u9009\u62e9\u4fdd\u5b58\u4f4d\u7f6e\uff0c\u7136\u540e\u70b9\u51fb Next\u3002\u63a5\u4e0b\u6765\uff0c\u9009\u62e9\u60a8\u8981\u4f7f\u7528\u7684\u8bed\u8a00\u548c\u6846\u67b6\uff0c\u4f8b\u5982 Object-C \u548c Cocoa\uff0c\u7136\u540e\u70b9\u51fb Next\u3002\u6700\u540e\uff0c\u9009\u62e9\u60a8\u8981\u5b58\u50a8\u9879\u76ee\u7684\u4f4d\u7f6e\uff0c\u7136\u540e\u70b9\u51fb Create\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8fd9\u4e9b\u6b65\u9aa4\u5e94\u8be5\u53ef\u4ee5\u5e2e\u52a9\u60a8\u5b89\u88c5\u548c\u914d\u7f6e Xcode\uff0c\u8ba9\u60a8\u53ef\u4ee5\u5f00\u59cb\u4f7f\u7528 Object-C \u8fdb\u884c\u5f00\u53d1\u3002\u5982\u679c\u60a8\u9047\u5230\u4e86\u95ee\u9898\u6216\u8005\u6709\u4efb\u4f55\u7591\u95ee\uff0c\u53ef\u4ee5\u67e5\u770b Xcode \u7684\u6587\u6863\u6216\u8005\u5bfb\u6c42\u5e2e\u52a9\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Object-C\u9879\u76ee<\/p>\n\n\n\n<p>\u5728 Xcode \u4e2d\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Object-C \u9879\u76ee\u662f\u4f7f\u7528 Object-C \u8fdb\u884c\u5f00\u53d1\u7684\u7b2c\u4e00\u6b65\u3002\u4e0b\u9762\u662f\u8be6\u7ec6\u7684\u521b\u5efa\u65b0\u9879\u76ee\u7684\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6253\u5f00 Xcode \u6253\u5f00 Xcode\uff0c\u7136\u540e\u5728\u6b22\u8fce\u754c\u9762\u4e2d\u9009\u62e9 Create a new Xcode project\u3002\u5982\u679c\u60a8\u5df2\u7ecf\u6253\u5f00\u4e86\u4e00\u4e2a\u9879\u76ee\uff0c\u8bf7\u5148\u5173\u95ed\u5b83\uff0c\u4ee5\u4fbf\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u9879\u76ee\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u9879\u76ee\u6a21\u677f \u5728 Create a new Xcode project \u754c\u9762\u4e2d\uff0c\u9009\u62e9\u4e00\u4e2a\u9002\u5408\u60a8\u9700\u8981\u7684\u9879\u76ee\u6a21\u677f\u3002\u5bf9\u4e8e Object-C \u5f00\u53d1\uff0c\u901a\u5e38\u53ef\u4ee5\u9009\u62e9 macOS \u6216\u8005 iOS \u5e94\u7528\u7a0b\u5e8f\u6a21\u677f\u3002\u5982\u679c\u60a8\u4e0d\u786e\u5b9a\u9009\u62e9\u54ea\u4e2a\u6a21\u677f\uff0c\u8bf7\u53c2\u8003 Xcode \u7684\u6587\u6863\u6216\u8005\u9009\u62e9\u4e00\u4e2a\u4e0e\u60a8\u7684\u5f00\u53d1\u76ee\u6807\u6700\u63a5\u8fd1\u7684\u6a21\u677f\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e\u9879\u76ee\u9009\u9879 \u5728\u914d\u7f6e\u9879\u76ee\u9009\u9879\u7684\u754c\u9762\u4e2d\uff0c\u8f93\u5165\u9879\u76ee\u540d\u79f0\u3001\u7ec4\u7ec7\u540d\u79f0\u548c\u4fdd\u5b58\u4f4d\u7f6e\u7b49\u4fe1\u606f\u3002\u60a8\u53ef\u4ee5\u9009\u62e9\u8ba9 Xcode \u521b\u5efa\u4e00\u4e2a Git \u5b58\u50a8\u5e93\u6765\u7ba1\u7406\u9879\u76ee\uff0c\u6216\u8005\u9009\u62e9\u4e0d\u4f7f\u7528 Git\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u8bed\u8a00\u548c\u6846\u67b6 \u5728 Choose options for your new project \u754c\u9762\u4e2d\uff0c\u9009\u62e9\u60a8\u8981\u4f7f\u7528\u7684\u8bed\u8a00\u548c\u6846\u67b6\u3002\u5bf9\u4e8e Object-C \u5f00\u53d1\uff0c\u60a8\u901a\u5e38\u9700\u8981\u9009\u62e9 Object-C \u548c Cocoa \u6846\u67b6\u3002\u5982\u679c\u60a8\u4e0d\u786e\u5b9a\u9009\u62e9\u54ea\u4e9b\u9009\u9879\uff0c\u8bf7\u53c2\u8003 Xcode \u7684\u6587\u6863\u6216\u8005\u9009\u62e9\u9ed8\u8ba4\u9009\u9879\u3002<\/li>\n\n\n\n<li>\u521b\u5efa\u9879\u76ee \u5728\u521b\u5efa\u9879\u76ee\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u9009\u62e9\u4e00\u4e2a\u5b58\u50a8\u4f4d\u7f6e\u3002\u5982\u679c\u60a8\u5df2\u7ecf\u9009\u62e9\u4e86\u5b58\u50a8\u4f4d\u7f6e\uff0c\u8bf7\u70b9\u51fb Create \u6309\u94ae\u5f00\u59cb\u521b\u5efa\u9879\u76ee\u3002Xcode \u4f1a\u81ea\u52a8\u4e3a\u60a8\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Object-C \u9879\u76ee\uff0c\u5e76\u6253\u5f00\u4e3b\u7f16\u8f91\u7a97\u53e3\u3002<\/li>\n\n\n\n<li>\u67e5\u770b\u9879\u76ee\u6587\u4ef6 \u5728 Xcode \u7684\u5de6\u4fa7\u5bfc\u822a\u680f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u67e5\u770b\u9879\u76ee\u6587\u4ef6\u3002Object-C \u9879\u76ee\u901a\u5e38\u5305\u542b\u591a\u4e2a\u6587\u4ef6\uff0c\u4f8b\u5982\u6e90\u4ee3\u7801\u6587\u4ef6\u3001\u8d44\u6e90\u6587\u4ef6\u3001\u754c\u9762\u6587\u4ef6\u7b49\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u5bfc\u822a\u680f\u4e2d\u7684\u6587\u4ef6\u5939\u56fe\u6807\u6765\u67e5\u770b\u4e0d\u540c\u7684\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>\u5f00\u59cb\u7f16\u5199\u4ee3\u7801 \u4e00\u65e6\u60a8\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684 Object-C \u9879\u76ee\uff0c\u5c31\u53ef\u4ee5\u5f00\u59cb\u7f16\u5199\u4ee3\u7801\u4e86\u3002\u5728 Xcode \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee3\u7801\u7f16\u8f91\u5668\u6765\u7f16\u5199 Object-C \u4ee3\u7801\uff0c\u5e76\u4f7f\u7528 Interface Builder \u6765\u8bbe\u8ba1\u548c\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684\u7528\u6237\u754c\u9762\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Object-C \u9879\u76ee\u9700\u8981\u9009\u62e9\u9002\u5f53\u7684\u9879\u76ee\u6a21\u677f\u3001\u914d\u7f6e\u9879\u76ee\u9009\u9879\u3001\u9009\u62e9\u8bed\u8a00\u548c\u6846\u67b6\u7b49\u6b65\u9aa4\u3002\u4e00\u65e6\u9879\u76ee\u521b\u5efa\u5b8c\u6210\uff0c\u60a8\u5c31\u53ef\u4ee5\u5f00\u59cb\u7f16\u5199 Object-C \u4ee3\u7801\uff0c\u5e76\u4f7f\u7528 Xcode \u63d0\u4f9b\u7684\u5de5\u5177\u548c\u8d44\u6e90\u6765\u8fdb\u884c\u5f00\u53d1\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caXcode \u754c\u9762\u4e0e\u5de5\u5177\u7b80\u4ecb<\/p>\n\n\n\n<p>Xcode \u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff08IDE\uff09\uff0c\u7528\u4e8e\u5f00\u53d1 macOS \u548c iOS \u5e94\u7528\u7a0b\u5e8f\u3002\u4e0b\u9762\u662f Xcode \u754c\u9762\u548c\u5de5\u5177\u7684\u7b80\u4ecb\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Xcode \u754c\u9762 Xcode \u754c\u9762\u5206\u4e3a\u591a\u4e2a\u533a\u57df\uff0c\u5305\u62ec\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5bfc\u822a\u680f\uff1a\u4f4d\u4e8e\u5de6\u4fa7\uff0c\u7528\u4e8e\u6d4f\u89c8\u9879\u76ee\u6587\u4ef6\u548c\u5bfc\u822a\u9879\u76ee\u7ed3\u6784\u3002<\/li>\n\n\n\n<li>\u7f16\u8f91\u533a\uff1a\u4f4d\u4e8e\u4e2d\u592e\uff0c\u7528\u4e8e\u7f16\u8f91\u6e90\u4ee3\u7801\u3001\u8d44\u6e90\u6587\u4ef6\u3001\u754c\u9762\u6587\u4ef6\u7b49\u3002<\/li>\n\n\n\n<li>\u5b9e\u7528\u5de5\u5177\u533a\uff1a\u4f4d\u4e8e\u53f3\u4fa7\uff0c\u5305\u62ec\u5c5e\u6027\u7f16\u8f91\u5668\u3001\u6587\u6863\u6d4f\u89c8\u5668\u3001\u7248\u672c\u63a7\u5236\u7b49\u3002<\/li>\n\n\n\n<li>\u5de5\u5177\u680f\uff1a\u4f4d\u4e8e\u9876\u90e8\uff0c\u5305\u62ec\u5e38\u7528\u7684\u64cd\u4f5c\u6309\u94ae\u548c\u5feb\u6377\u83dc\u5355\u3002<\/li>\n\n\n\n<li>\u8c03\u8bd5\u533a\uff1a\u4f4d\u4e8e\u5e95\u90e8\uff0c\u7528\u4e8e\u8c03\u8bd5\u5e94\u7528\u7a0b\u5e8f\u548c\u67e5\u770b\u65e5\u5fd7\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Xcode \u5de5\u5177 Xcode \u5305\u542b\u8bb8\u591a\u5de5\u5177\u548c\u8d44\u6e90\uff0c\u53ef\u4ee5\u5e2e\u52a9\u60a8\u8fdb\u884c\u5f00\u53d1\u548c\u8c03\u8bd5\uff0c\u5305\u62ec\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4ee3\u7801\u7f16\u8f91\u5668\uff1a\u7528\u4e8e\u7f16\u8f91\u6e90\u4ee3\u7801\u548c\u8d44\u6e90\u6587\u4ef6\uff0c\u652f\u6301\u8bed\u6cd5\u9ad8\u4eae\u3001\u81ea\u52a8\u5b8c\u6210\u3001\u4ee3\u7801\u91cd\u6784\u7b49\u529f\u80fd\u3002<\/li>\n\n\n\n<li>Interface Builder\uff1a\u7528\u4e8e\u8bbe\u8ba1\u548c\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684\u7528\u6237\u754c\u9762\uff0c\u652f\u6301\u62d6\u62fd\u548c\u653e\u7f6e\u63a7\u4ef6\u3001\u8bbe\u7f6e\u5c5e\u6027\u3001\u5e03\u5c40\u7b49\u529f\u80fd\u3002<\/li>\n\n\n\n<li>Asset Catalog\uff1a\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u50cf\u3001\u56fe\u6807\u3001\u97f3\u9891\u3001\u89c6\u9891\u7b49\u8d44\u6e90\u3002<\/li>\n\n\n\n<li>\u63a7\u5236\u53f0\uff1a\u7528\u4e8e\u67e5\u770b\u5e94\u7528\u7a0b\u5e8f\u7684\u8fd0\u884c\u65e5\u5fd7\u548c\u8c03\u8bd5\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u8c03\u8bd5\u5668\uff1a\u7528\u4e8e\u8c03\u8bd5\u5e94\u7528\u7a0b\u5e8f\uff0c\u652f\u6301\u8bbe\u7f6e\u65ad\u70b9\u3001\u67e5\u770b\u53d8\u91cf\u3001\u8c03\u7528\u6808\u7b49\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u5256\u6790\u5668\uff1a\u7528\u4e8e\u5206\u6790\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3002<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u5668\uff1a\u7528\u4e8e\u7f16\u5199\u548c\u8fd0\u884c\u5355\u5143\u6d4b\u8bd5\u548c UI \u6d4b\u8bd5\u3002<\/li>\n\n\n\n<li>\u6587\u6863\u6d4f\u89c8\u5668\uff1a\u7528\u4e8e\u67e5\u770b\u548c\u641c\u7d22 Xcode \u7684\u6587\u6863\u548c API \u53c2\u8003\u624b\u518c\u3002<\/li>\n\n\n\n<li>\u7248\u672c\u63a7\u5236\uff1a\u7528\u4e8e\u7ba1\u7406\u9879\u76ee\u7684\u7248\u672c\u63a7\u5236\u548c\u534f\u4f5c\u5f00\u53d1\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cXcode \u7684\u754c\u9762\u548c\u5de5\u5177\u975e\u5e38\u4e30\u5bcc\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u5feb\u901f\u521b\u5efa\u3001\u6784\u5efa\u3001\u8c03\u8bd5\u548c\u6d4b\u8bd5\u5e94\u7528\u7a0b\u5e8f\u3002\u65e0\u8bba\u60a8\u662f\u5f00\u53d1 macOS \u5e94\u7528\u7a0b\u5e8f\u8fd8\u662f iOS \u5e94\u7528\u7a0b\u5e8f\uff0cXcode \u90fd\u662f\u4e00\u4e2a\u5f3a\u5927\u800c\u5fc5\u8981\u7684\u5de5\u5177\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u57fa\u7840\u8bed\u6cd5\u6570\u636e\u7c7b\u578b\u4e0e\u53d8\u91cf<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u57fa\u4e8e C \u8bed\u8a00\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u56e0\u6b64\u5b83\u7ee7\u627f\u4e86 C \u8bed\u8a00\u7684\u6570\u636e\u7c7b\u578b\u548c\u53d8\u91cf\u5b9a\u4e49\u65b9\u6cd5\u3002\u4e0b\u9762\u662f Object-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u6570\u636e\u7c7b\u578b\u548c\u53d8\u91cf\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u7840\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>Object-C \u7a0b\u5e8f\u4f7f\u7528 .m \u540e\u7f00\u7684\u6587\u4ef6\u6765\u4fdd\u5b58\u6e90\u4ee3\u7801\uff0c\u4f7f\u7528 Xcode \u6216\u8005\u5176\u4ed6\u6587\u672c\u7f16\u8f91\u5668\u53ef\u4ee5\u8fdb\u884c\u7f16\u5199\u3002<\/li>\n\n\n\n<li>\u4e00\u4e2a Object-C \u7a0b\u5e8f\u901a\u5e38\u7531\u591a\u4e2a\u7c7b\u7ec4\u6210\uff0c\u6bcf\u4e2a\u7c7b\u90fd\u5305\u542b\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u7684\u7ee7\u627f\u3001\u5c01\u88c5\u548c\u591a\u6001\u7b49\u9762\u5411\u5bf9\u8c61\u7279\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6570\u636e\u7c7b\u578b\n<ul class=\"wp-block-list\">\n<li>Object-C \u6570\u636e\u7c7b\u578b\u5305\u62ec\u57fa\u672c\u6570\u636e\u7c7b\u578b\u548c\u6d3e\u751f\u6570\u636e\u7c7b\u578b\u3002<\/li>\n\n\n\n<li>\u57fa\u672c\u6570\u636e\u7c7b\u578b\u5305\u62ec int\u3001float\u3001double\u3001char \u7b49\uff0c\u5b83\u4eec\u4e0e C \u8bed\u8a00\u7684\u6570\u636e\u7c7b\u578b\u76f8\u540c\u3002<\/li>\n\n\n\n<li>\u6d3e\u751f\u6570\u636e\u7c7b\u578b\u5305\u62ec\u6570\u7ec4\u3001\u7ed3\u6784\u4f53\u3001\u679a\u4e3e\u548c\u6307\u9488\u7b49\u3002\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u591a\u4e2a\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\u7684\u6570\u636e\u7c7b\u578b\uff1b\u7ed3\u6784\u4f53\u662f\u4e00\u79cd\u81ea\u5b9a\u4e49\u7684\u6570\u636e\u7c7b\u578b\uff0c\u7528\u4e8e\u5b58\u50a8\u591a\u4e2a\u4e0d\u540c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\uff1b\u679a\u4e3e\u662f\u4e00\u79cd\u81ea\u5b9a\u4e49\u7684\u6570\u636e\u7c7b\u578b\uff0c\u7528\u4e8e\u8868\u793a\u6709\u9650\u7684\u503c\u96c6\u5408\uff1b\u6307\u9488\u662f\u4e00\u79cd\u5b58\u50a8\u5185\u5b58\u5730\u5740\u7684\u6570\u636e\u7c7b\u578b\uff0c\u53ef\u4ee5\u7528\u4e8e\u8bbf\u95ee\u5176\u4ed6\u53d8\u91cf\u6216\u8005\u6570\u636e\u7ed3\u6784\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u53d8\u91cf\n<ul class=\"wp-block-list\">\n<li>Object-C \u4e2d\u7684\u53d8\u91cf\u5fc5\u987b\u5728\u4f7f\u7528\u524d\u5148\u8fdb\u884c\u58f0\u660e\u3002\u53d8\u91cf\u7684\u58f0\u660e\u5305\u62ec\u6570\u636e\u7c7b\u578b\u548c\u53d8\u91cf\u540d\u79f0\uff0c\u4f8b\u5982 int count;\u3002<\/li>\n\n\n\n<li>Object-C \u4e2d\u7684\u53d8\u91cf\u53ef\u4ee5\u8d4b\u521d\u503c\uff0c\u4f8b\u5982 int count = 0;\u3002<\/li>\n\n\n\n<li>\u53d8\u91cf\u7684\u4f5c\u7528\u57df\u6307\u7684\u662f\u53d8\u91cf\u5728\u7a0b\u5e8f\u4e2d\u53ef\u89c1\u7684\u8303\u56f4\u3002Object-C \u4e2d\u7684\u53d8\u91cf\u53ef\u4ee5\u5b9a\u4e49\u5728\u51fd\u6570\u5185\u90e8\u6216\u8005\u51fd\u6570\u5916\u90e8\u3002\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u53ea\u5728\u51fd\u6570\u5185\u90e8\u53ef\u89c1\uff0c\u800c\u5728\u51fd\u6570\u5916\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u53ef\u4ee5\u5728\u6574\u4e2a\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u3002<\/li>\n\n\n\n<li>Object-C \u4e2d\u7684\u53d8\u91cf\u53ef\u4ee5\u662f\u5c40\u90e8\u53d8\u91cf\u6216\u5168\u5c40\u53d8\u91cf\u3002\u5c40\u90e8\u53d8\u91cf\u53ea\u5728\u51fd\u6570\u5185\u90e8\u53ef\u89c1\uff0c\u5168\u5c40\u53d8\u91cf\u53ef\u4ee5\u5728\u6574\u4e2a\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u6570\u636e\u7c7b\u578b\u548c\u53d8\u91cf\u5b9a\u4e49\u65b9\u6cd5\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\u548c\u53d8\u91cf\u5b9a\u4e49\u65b9\u6cd5\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u57fa\u7840\u8bed\u64cd\u4f5c\u7b26\u4e0e\u8868\u8fbe\u5f0f<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u57fa\u4e8e C \u8bed\u8a00\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u56e0\u6b64\u5b83\u7ee7\u627f\u4e86 C \u8bed\u8a00\u7684\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\u3002\u4e0b\u9762\u662f Object-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u7840\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>Object-C \u7a0b\u5e8f\u4f7f\u7528 .m \u540e\u7f00\u7684\u6587\u4ef6\u6765\u4fdd\u5b58\u6e90\u4ee3\u7801\uff0c\u4f7f\u7528 Xcode \u6216\u8005\u5176\u4ed6\u6587\u672c\u7f16\u8f91\u5668\u53ef\u4ee5\u8fdb\u884c\u7f16\u5199\u3002<\/li>\n\n\n\n<li>\u4e00\u4e2a Object-C \u7a0b\u5e8f\u901a\u5e38\u7531\u591a\u4e2a\u7c7b\u7ec4\u6210\uff0c\u6bcf\u4e2a\u7c7b\u90fd\u5305\u542b\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u7684\u7ee7\u627f\u3001\u5c01\u88c5\u548c\u591a\u6001\u7b49\u9762\u5411\u5bf9\u8c61\u7279\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u64cd\u4f5c\u7b26\n<ul class=\"wp-block-list\">\n<li>Object-C \u64cd\u4f5c\u7b26\u5305\u62ec\u7b97\u672f\u64cd\u4f5c\u7b26\u3001\u5173\u7cfb\u64cd\u4f5c\u7b26\u3001\u903b\u8f91\u64cd\u4f5c\u7b26\u3001\u4f4d\u64cd\u4f5c\u7b26\u548c\u8d4b\u503c\u64cd\u4f5c\u7b26\u7b49\u3002\u5b83\u4eec\u4e0e C \u8bed\u8a00\u7684\u64cd\u4f5c\u7b26\u76f8\u540c\u3002<\/li>\n\n\n\n<li>\u7b97\u672f\u64cd\u4f5c\u7b26\u5305\u62ec\u52a0\u6cd5\u3001\u51cf\u6cd5\u3001\u4e58\u6cd5\u3001\u9664\u6cd5\u548c\u53d6\u6a21\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u5173\u7cfb\u64cd\u4f5c\u7b26\u5305\u62ec\u7b49\u4e8e\u3001\u4e0d\u7b49\u4e8e\u3001\u5927\u4e8e\u3001\u5c0f\u4e8e\u3001\u5927\u4e8e\u7b49\u4e8e\u548c\u5c0f\u4e8e\u7b49\u4e8e\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u903b\u8f91\u64cd\u4f5c\u7b26\u5305\u62ec\u903b\u8f91\u4e0e\u3001\u903b\u8f91\u6216\u548c\u903b\u8f91\u975e\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u4f4d\u64cd\u4f5c\u7b26\u5305\u62ec\u6309\u4f4d\u4e0e\u3001\u6309\u4f4d\u6216\u3001\u6309\u4f4d\u5f02\u6216\u548c\u6309\u4f4d\u53d6\u53cd\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u8d4b\u503c\u64cd\u4f5c\u7b26\u5305\u62ec\u7b80\u5355\u8d4b\u503c\u3001\u52a0\u6cd5\u8d4b\u503c\u3001\u51cf\u6cd5\u8d4b\u503c\u3001\u4e58\u6cd5\u8d4b\u503c\u3001\u9664\u6cd5\u8d4b\u503c\u548c\u53d6\u6a21\u8d4b\u503c\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8868\u8fbe\u5f0f\n<ul class=\"wp-block-list\">\n<li>Object-C \u8868\u8fbe\u5f0f\u7531\u64cd\u4f5c\u7b26\u548c\u64cd\u4f5c\u6570\u7ec4\u6210\u3002\u64cd\u4f5c\u6570\u53ef\u4ee5\u662f\u5e38\u91cf\u3001\u53d8\u91cf\u6216\u8005\u51fd\u6570\u8c03\u7528\u7b49\u3002<\/li>\n\n\n\n<li>\u8868\u8fbe\u5f0f\u7684\u503c\u53ef\u4ee5\u662f\u5e38\u91cf\u3001\u53d8\u91cf\u3001\u51fd\u6570\u8fd4\u56de\u503c\u7b49\u3002<\/li>\n\n\n\n<li>\u8868\u8fbe\u5f0f\u7684\u4f18\u5148\u7ea7\u548c\u7ed3\u5408\u6027\u4e0e C \u8bed\u8a00\u76f8\u540c\u3002\u53ef\u4ee5\u4f7f\u7528\u62ec\u53f7\u6765\u6539\u53d8\u8868\u8fbe\u5f0f\u7684\u4f18\u5148\u7ea7\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u4e0d\u540c\u7684\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u57fa\u7840\u8bed\u64cd\u4f5c\u7b26\u4e0e\u8868\u8fbe\u5f0f<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u57fa\u4e8e C \u8bed\u8a00\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u56e0\u6b64\u5b83\u7ee7\u627f\u4e86 C \u8bed\u8a00\u7684\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\u3002\u4e0b\u9762\u662f Object-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u7840\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>Object-C \u7a0b\u5e8f\u4f7f\u7528 .m \u540e\u7f00\u7684\u6587\u4ef6\u6765\u4fdd\u5b58\u6e90\u4ee3\u7801\uff0c\u4f7f\u7528 Xcode \u6216\u8005\u5176\u4ed6\u6587\u672c\u7f16\u8f91\u5668\u53ef\u4ee5\u8fdb\u884c\u7f16\u5199\u3002<\/li>\n\n\n\n<li>\u4e00\u4e2a Object-C \u7a0b\u5e8f\u901a\u5e38\u7531\u591a\u4e2a\u7c7b\u7ec4\u6210\uff0c\u6bcf\u4e2a\u7c7b\u90fd\u5305\u542b\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u7684\u7ee7\u627f\u3001\u5c01\u88c5\u548c\u591a\u6001\u7b49\u9762\u5411\u5bf9\u8c61\u7279\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u64cd\u4f5c\u7b26\n<ul class=\"wp-block-list\">\n<li>Object-C \u64cd\u4f5c\u7b26\u5305\u62ec\u7b97\u672f\u64cd\u4f5c\u7b26\u3001\u5173\u7cfb\u64cd\u4f5c\u7b26\u3001\u903b\u8f91\u64cd\u4f5c\u7b26\u3001\u4f4d\u64cd\u4f5c\u7b26\u548c\u8d4b\u503c\u64cd\u4f5c\u7b26\u7b49\u3002\u5b83\u4eec\u4e0e C \u8bed\u8a00\u7684\u64cd\u4f5c\u7b26\u76f8\u540c\u3002<\/li>\n\n\n\n<li>\u7b97\u672f\u64cd\u4f5c\u7b26\u5305\u62ec\u52a0\u6cd5\u3001\u51cf\u6cd5\u3001\u4e58\u6cd5\u3001\u9664\u6cd5\u548c\u53d6\u6a21\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u5173\u7cfb\u64cd\u4f5c\u7b26\u5305\u62ec\u7b49\u4e8e\u3001\u4e0d\u7b49\u4e8e\u3001\u5927\u4e8e\u3001\u5c0f\u4e8e\u3001\u5927\u4e8e\u7b49\u4e8e\u548c\u5c0f\u4e8e\u7b49\u4e8e\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u903b\u8f91\u64cd\u4f5c\u7b26\u5305\u62ec\u903b\u8f91\u4e0e\u3001\u903b\u8f91\u6216\u548c\u903b\u8f91\u975e\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u4f4d\u64cd\u4f5c\u7b26\u5305\u62ec\u6309\u4f4d\u4e0e\u3001\u6309\u4f4d\u6216\u3001\u6309\u4f4d\u5f02\u6216\u548c\u6309\u4f4d\u53d6\u53cd\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>\u8d4b\u503c\u64cd\u4f5c\u7b26\u5305\u62ec\u7b80\u5355\u8d4b\u503c\u3001\u52a0\u6cd5\u8d4b\u503c\u3001\u51cf\u6cd5\u8d4b\u503c\u3001\u4e58\u6cd5\u8d4b\u503c\u3001\u9664\u6cd5\u8d4b\u503c\u548c\u53d6\u6a21\u8d4b\u503c\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8868\u8fbe\u5f0f\n<ul class=\"wp-block-list\">\n<li>Object-C \u8868\u8fbe\u5f0f\u7531\u64cd\u4f5c\u7b26\u548c\u64cd\u4f5c\u6570\u7ec4\u6210\u3002\u64cd\u4f5c\u6570\u53ef\u4ee5\u662f\u5e38\u91cf\u3001\u53d8\u91cf\u6216\u8005\u51fd\u6570\u8c03\u7528\u7b49\u3002<\/li>\n\n\n\n<li>\u8868\u8fbe\u5f0f\u7684\u503c\u53ef\u4ee5\u662f\u5e38\u91cf\u3001\u53d8\u91cf\u3001\u51fd\u6570\u8fd4\u56de\u503c\u7b49\u3002<\/li>\n\n\n\n<li>\u8868\u8fbe\u5f0f\u7684\u4f18\u5148\u7ea7\u548c\u7ed3\u5408\u6027\u4e0e C \u8bed\u8a00\u76f8\u540c\u3002\u53ef\u4ee5\u4f7f\u7528\u62ec\u53f7\u6765\u6539\u53d8\u8868\u8fbe\u5f0f\u7684\u4f18\u5148\u7ea7\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u4e0d\u540c\u7684\u64cd\u4f5c\u7b26\u548c\u8868\u8fbe\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u57fa\u7840\u8bed\u63a7\u5236\u7ed3\u6784\uff1a\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u57fa\u4e8e C \u8bed\u8a00\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u56e0\u6b64\u5b83\u7ee7\u627f\u4e86 C \u8bed\u8a00\u7684\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af\u63a7\u5236\u7ed3\u6784\u3002\u4e0b\u9762\u662f Object-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af\u63a7\u5236\u7ed3\u6784\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u7840\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>Object-C \u7a0b\u5e8f\u4f7f\u7528 .m \u540e\u7f00\u7684\u6587\u4ef6\u6765\u4fdd\u5b58\u6e90\u4ee3\u7801\uff0c\u4f7f\u7528 Xcode \u6216\u8005\u5176\u4ed6\u6587\u672c\u7f16\u8f91\u5668\u53ef\u4ee5\u8fdb\u884c\u7f16\u5199\u3002<\/li>\n\n\n\n<li>\u4e00\u4e2a Object-C \u7a0b\u5e8f\u901a\u5e38\u7531\u591a\u4e2a\u7c7b\u7ec4\u6210\uff0c\u6bcf\u4e2a\u7c7b\u90fd\u5305\u542b\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u7684\u7ee7\u627f\u3001\u5c01\u88c5\u548c\u591a\u6001\u7b49\u9762\u5411\u5bf9\u8c61\u7279\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6761\u4ef6\u8bed\u53e5\n<ul class=\"wp-block-list\">\n<li>Object-C \u4e2d\u7684\u6761\u4ef6\u8bed\u53e5\u5305\u62ec if \u8bed\u53e5\u3001switch \u8bed\u53e5\u548c\u4e09\u76ee\u8fd0\u7b97\u7b26\u7b49\u3002<\/li>\n\n\n\n<li>if \u8bed\u53e5\u7528\u4e8e\u6839\u636e\u6761\u4ef6\u6765\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002if \u8bed\u53e5\u7684\u8bed\u6cd5\u4e3a\uff1aif (condition) { statement; }\u3002<\/li>\n\n\n\n<li>switch \u8bed\u53e5\u7528\u4e8e\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002switch \u8bed\u53e5\u7684\u8bed\u6cd5\u4e3a\uff1aswitch (expression) { case constant: statement; break; default: statement; }\u3002<\/li>\n\n\n\n<li>\u4e09\u76ee\u8fd0\u7b97\u7b26\u7528\u4e8e\u6839\u636e\u6761\u4ef6\u6765\u8fd4\u56de\u4e0d\u540c\u7684\u503c\u3002\u4e09\u76ee\u8fd0\u7b97\u7b26\u7684\u8bed\u6cd5\u4e3a\uff1acondition ? value1 : value2;\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5faa\u73af\u63a7\u5236\u7ed3\u6784\n<ul class=\"wp-block-list\">\n<li>Object-C \u4e2d\u7684\u5faa\u73af\u63a7\u5236\u7ed3\u6784\u5305\u62ec for \u5faa\u73af\u3001while \u5faa\u73af\u548c do-while \u5faa\u73af\u7b49\u3002<\/li>\n\n\n\n<li>for \u5faa\u73af\u7528\u4e8e\u6267\u884c\u4e00\u7ec4\u8bed\u53e5\u591a\u6b21\u3002for \u5faa\u73af\u7684\u8bed\u6cd5\u4e3a\uff1afor (initialization; condition; increment) { statement; }\u3002<\/li>\n\n\n\n<li>while \u5faa\u73af\u7528\u4e8e\u5728\u6761\u4ef6\u4e3a\u771f\u65f6\u91cd\u590d\u6267\u884c\u4e00\u7ec4\u8bed\u53e5\u3002while \u5faa\u73af\u7684\u8bed\u6cd5\u4e3a\uff1awhile (condition) { statement; }\u3002<\/li>\n\n\n\n<li>do-while \u5faa\u73af\u4e0e while \u5faa\u73af\u7c7b\u4f3c\uff0c\u4e0d\u540c\u7684\u662f\u5b83\u4f1a\u5148\u6267\u884c\u4e00\u6b21\u5faa\u73af\u4f53\uff0c\u7136\u540e\u518d\u6839\u636e\u6761\u4ef6\u6765\u91cd\u590d\u6267\u884c\u3002do-while \u5faa\u73af\u7684\u8bed\u6cd5\u4e3a\uff1ado { statement; } while (condition);\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u7684\u57fa\u7840\u8bed\u6cd5\u3001\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af\u63a7\u5236\u7ed3\u6784\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u4e0d\u540c\u7684\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af\u63a7\u5236\u7ed3\u6784\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u51fd\u6570\u7684\u58f0\u660e\u4e0e\u5b9a\u4e49<\/p>\n\n\n\n<p>Object-C \u51fd\u6570\u7684\u58f0\u660e\u548c\u5b9a\u4e49\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u3002\u4e0b\u9762\u662f Object-C \u51fd\u6570\u7684\u58f0\u660e\u548c\u5b9a\u4e49\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u51fd\u6570\u58f0\u660e\n<ul class=\"wp-block-list\">\n<li>\u51fd\u6570\u58f0\u660e\u7528\u4e8e\u544a\u8bc9\u7f16\u8bd1\u5668\u51fd\u6570\u7684\u540d\u79f0\u3001\u8fd4\u56de\u503c\u7c7b\u578b\u548c\u53c2\u6570\u5217\u8868\u7b49\u4fe1\u606f\u3002\u51fd\u6570\u58f0\u660e\u901a\u5e38\u653e\u5728\u5934\u6587\u4ef6\u4e2d\uff0c\u4ee5\u4fbf\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\u5f15\u7528\u8be5\u51fd\u6570\u3002<\/li>\n\n\n\n<li>\u51fd\u6570\u58f0\u660e\u7684\u8bed\u6cd5\u4e3a\uff1areturn_type function_name (parameter_list);<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u51fd\u6570\u5b9a\u4e49\n<ul class=\"wp-block-list\">\n<li>\u51fd\u6570\u5b9a\u4e49\u5305\u62ec\u51fd\u6570\u7684\u5b9e\u9645\u5b9e\u73b0\uff0c\u5b83\u5b9a\u4e49\u4e86\u51fd\u6570\u7684\u540d\u79f0\u3001\u8fd4\u56de\u503c\u7c7b\u578b\u3001\u53c2\u6570\u5217\u8868\u548c\u51fd\u6570\u4f53\u7b49\u5185\u5bb9\u3002<\/li>\n\n\n\n<li>\u51fd\u6570\u5b9a\u4e49\u7684\u8bed\u6cd5\u4e3a\uff1areturn_type function_name (parameter_list) { statements; }<\/li>\n\n\n\n<li>\u51fd\u6570\u5b9a\u4e49\u4e2d\u7684 return_type \u8868\u793a\u51fd\u6570\u7684\u8fd4\u56de\u503c\u7c7b\u578b\uff0cfunction_name \u8868\u793a\u51fd\u6570\u7684\u540d\u79f0\uff0cparameter_list \u8868\u793a\u51fd\u6570\u7684\u53c2\u6570\u5217\u8868\uff0cstatements \u8868\u793a\u51fd\u6570\u7684\u5b9e\u73b0\u8bed\u53e5\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u51fd\u6570\u6ca1\u6709\u8fd4\u56de\u503c\uff0c\u5219\u53ef\u4ee5\u5c06\u8fd4\u56de\u7c7b\u578b\u8bbe\u7f6e\u4e3a void\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u53c2\u6570\u5217\u8868\n<ul class=\"wp-block-list\">\n<li>\u51fd\u6570\u7684\u53c2\u6570\u5217\u8868\u7528\u4e8e\u4f20\u9012\u53c2\u6570\u7ed9\u51fd\u6570\u3002\u53c2\u6570\u5217\u8868\u5305\u62ec\u53c2\u6570\u7684\u7c7b\u578b\u548c\u53c2\u6570\u540d\u79f0\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u51fd\u6570\u7684\u53c2\u6570\u5217\u8868\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u53c2\u6570\uff0c\u6bcf\u4e2a\u53c2\u6570\u7531\u53c2\u6570\u7c7b\u578b\u548c\u53c2\u6570\u540d\u79f0\u7ec4\u6210\uff0c\u7528\u9017\u53f7\u5206\u9694\u3002<\/li>\n\n\n\n<li>\u5728\u51fd\u6570\u5b9a\u4e49\u4e2d\uff0c\u53c2\u6570\u540d\u79f0\u53ef\u4ee5\u7701\u7565\uff0c\u53ea\u4fdd\u7559\u53c2\u6570\u7c7b\u578b\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u51fd\u6570\u8c03\u7528\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u7a0b\u5e8f\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u51fd\u6570\u540d\u79f0\u6765\u8c03\u7528\u51fd\u6570\u3002\u51fd\u6570\u8c03\u7528\u65f6\u9700\u8981\u4f20\u9012\u53c2\u6570\u7ed9\u51fd\u6570\uff0c\u53c2\u6570\u7684\u6570\u91cf\u548c\u7c7b\u578b\u5fc5\u987b\u4e0e\u51fd\u6570\u5b9a\u4e49\u4e2d\u7684\u53c2\u6570\u5217\u8868\u4e00\u81f4\u3002<\/li>\n\n\n\n<li>\u51fd\u6570\u8c03\u7528\u7684\u8bed\u6cd5\u4e3a\uff1afunction_name (argument_list);<\/li>\n\n\n\n<li>\u5728\u51fd\u6570\u8c03\u7528\u4e2d\uff0cargument_list \u8868\u793a\u4f20\u9012\u7ed9\u51fd\u6570\u7684\u53c2\u6570\u5217\u8868\uff0c\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u51fd\u6570\u7684\u58f0\u660e\u548c\u5b9a\u4e49\u4e0e C \u8bed\u8a00\u7c7b\u4f3c\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u51fd\u6570\u7684\u58f0\u660e\u548c\u5b9a\u4e49\u65b9\u6cd5\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u51fd\u6570\u8c03\u7528<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u51fd\u6570\u8c03\u7528\u662f\u6307\u4f7f\u7528\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u5217\u8868\u6765\u8c03\u7528\u51fd\u6570\u5e76\u6267\u884c\u5176\u4e2d\u7684\u8bed\u53e5\u3002\u4e0b\u9762\u662f Object-C \u51fd\u6570\u8c03\u7528\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u51fd\u6570\u8c03\u7528\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>\u51fd\u6570\u8c03\u7528\u7684\u8bed\u6cd5\u4e3a\uff1afunction_name(argument_list);<\/li>\n\n\n\n<li>\u5728\u51fd\u6570\u8c03\u7528\u4e2d\uff0cfunction_name \u8868\u793a\u51fd\u6570\u7684\u540d\u79f0\uff0cargument_list \u8868\u793a\u4f20\u9012\u7ed9\u51fd\u6570\u7684\u53c2\u6570\u5217\u8868\uff0c\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u53c2\u6570\u4f20\u9012\n<ul class=\"wp-block-list\">\n<li>\u5728\u51fd\u6570\u8c03\u7528\u65f6\uff0c\u53ef\u4ee5\u4f20\u9012\u53c2\u6570\u7ed9\u51fd\u6570\u3002\u53c2\u6570\u53ef\u4ee5\u662f\u5e38\u91cf\u3001\u53d8\u91cf\u6216\u8005\u8868\u8fbe\u5f0f\u7b49\u3002<\/li>\n\n\n\n<li>\u53c2\u6570\u7684\u6570\u91cf\u548c\u7c7b\u578b\u5fc5\u987b\u4e0e\u51fd\u6570\u5b9a\u4e49\u4e2d\u7684\u53c2\u6570\u5217\u8868\u4e00\u81f4\u3002\u5982\u679c\u51fd\u6570\u6ca1\u6709\u53c2\u6570\uff0c\u5219\u53ef\u4ee5\u7701\u7565\u53c2\u6570\u5217\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u51fd\u6570\u8fd4\u56de\u503c\n<ul class=\"wp-block-list\">\n<li>\u5728\u51fd\u6570\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u53ef\u4ee5\u8fd4\u56de\u4e00\u4e2a\u503c\u7ed9\u51fd\u6570\u8c03\u7528\u8005\u3002\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u5fc5\u987b\u4e0e\u51fd\u6570\u5b9a\u4e49\u4e2d\u7684\u8fd4\u56de\u7c7b\u578b\u4e00\u81f4\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u51fd\u6570\u6ca1\u6709\u8fd4\u56de\u503c\uff0c\u5219\u8fd4\u56de\u7c7b\u578b\u53ef\u4ee5\u8bbe\u7f6e\u4e3a void\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u51fd\u6570\u8c03\u7528\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u51fd\u6570\u8c03\u7528\u793a\u4f8b\uff1a<\/li><\/ul>arduinoCopy code<code>\/\/ \u51fd\u6570\u58f0\u660e int sum(int a, int b); \/\/ \u51fd\u6570\u5b9a\u4e49 int sum(int a, int b) { return a + b; } \/\/ \u51fd\u6570\u8c03\u7528 int result = sum(3, 4); NSLog(@\"The sum of 3 and 4 is %d\", result); <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a sum \u7684\u51fd\u6570\uff0c\u5b83\u6709\u4e24\u4e2a\u53c2\u6570 a \u548c b\uff0c\u8fd4\u56de\u503c\u4e3a int \u7c7b\u578b\u3002\u7136\u540e\u5b9a\u4e49\u4e86\u8fd9\u4e2a\u51fd\u6570\u7684\u5b9e\u73b0\uff0c\u5b9e\u73b0\u4e86\u5c06\u4e24\u4e2a\u53c2\u6570\u76f8\u52a0\u5e76\u8fd4\u56de\u7ed3\u679c\u7684\u529f\u80fd\u3002\u6700\u540e\u5728\u51fd\u6570\u8c03\u7528\u4e2d\u4f20\u9012\u4e86\u4e24\u4e2a\u53c2\u6570 3 \u548c 4\uff0c\u5e76\u5c06\u51fd\u6570\u8fd4\u56de\u503c\u8d4b\u7ed9\u4e86 result \u53d8\u91cf\u3002\u6700\u7ec8\u8f93\u51fa\u4e86\u7ed3\u679c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u51fd\u6570\u8c03\u7528\u9700\u8981\u6309\u7167\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u5217\u8868\u7684\u8bed\u6cd5\u8fdb\u884c\u8c03\u7528\u3002\u5728\u51fd\u6570\u8c03\u7528\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u53c2\u6570\u7684\u6570\u91cf\u548c\u7c7b\u578b\u5fc5\u987b\u4e0e\u51fd\u6570\u5b9a\u4e49\u4e2d\u7684\u53c2\u6570\u5217\u8868\u4e00\u81f4\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u53c2\u6570\u4e0e\u8fd4\u56de\u503c<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u53c2\u6570\u5e76\u8fd4\u56de\u503c\u3002\u4e0b\u9762\u662f Object-C \u53c2\u6570\u548c\u8fd4\u56de\u503c\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u51fd\u6570\u53c2\u6570\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u591a\u4e2a\u53c2\u6570\uff0c\u6bcf\u4e2a\u53c2\u6570\u90fd\u6709\u4e00\u4e2a\u7c7b\u578b\u548c\u4e00\u4e2a\u540d\u79f0\u3002<\/li>\n\n\n\n<li>\u51fd\u6570\u53c2\u6570\u7684\u7c7b\u578b\u53ef\u4ee5\u662f\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u5982 int\u3001float \u7b49\uff0c\u4e5f\u53ef\u4ee5\u662f\u6307\u9488\u7c7b\u578b\u3001\u7ed3\u6784\u4f53\u7c7b\u578b\u7b49\u3002<\/li>\n\n\n\n<li>\u51fd\u6570\u53c2\u6570\u7684\u540d\u79f0\u662f\u53ef\u9009\u7684\uff0c\u5982\u679c\u4e0d\u9700\u8981\u5728\u51fd\u6570\u4f53\u4e2d\u4f7f\u7528\u53c2\u6570\u503c\uff0c\u5219\u53ef\u4ee5\u7701\u7565\u53c2\u6570\u540d\u79f0\u3002<\/li>\n\n\n\n<li>\u5728\u51fd\u6570\u8c03\u7528\u65f6\uff0c\u9700\u8981\u6309\u7167\u51fd\u6570\u5b9a\u4e49\u4e2d\u53c2\u6570\u7684\u987a\u5e8f\u4f20\u9012\u53c2\u6570\u503c\uff0c\u53c2\u6570\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u51fd\u6570\u8fd4\u56de\u503c\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u51fd\u6570\u53ef\u4ee5\u8fd4\u56de\u4e00\u4e2a\u503c\uff0c\u8fd9\u4e2a\u503c\u7684\u7c7b\u578b\u5fc5\u987b\u4e0e\u51fd\u6570\u5b9a\u4e49\u4e2d\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u4e00\u81f4\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u51fd\u6570\u6ca1\u6709\u8fd4\u56de\u503c\uff0c\u5219\u53ef\u4ee5\u5c06\u8fd4\u56de\u7c7b\u578b\u8bbe\u7f6e\u4e3a void\u3002<\/li>\n\n\n\n<li>\u5728\u51fd\u6570\u4f53\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 return \u8bed\u53e5\u6765\u8fd4\u56de\u4e00\u4e2a\u503c\u7ed9\u51fd\u6570\u8c03\u7528\u8005\uff0c\u4e5f\u53ef\u4ee5\u7701\u7565 return \u8bed\u53e5\u800c\u76f4\u63a5\u9000\u51fa\u51fd\u6570\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u53c2\u6570\u548c\u8fd4\u56de\u503c\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u51fd\u6570\u793a\u4f8b\uff0c\u5b83\u63a5\u53d7\u4e24\u4e2a int \u7c7b\u578b\u7684\u53c2\u6570\u5e76\u8fd4\u56de\u5b83\u4eec\u7684\u548c\uff1a<\/li><\/ul>sqlCopy code<code>\/\/ \u51fd\u6570\u5b9a\u4e49 int sum(int a, int b) { int result = a + b; return result; } \/\/ \u51fd\u6570\u8c03\u7528 int a = 3; int b = 4; int result = sum(a, b); NSLog(@\"The sum of %d and %d is %d\", a, b, result); <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a sum \u7684\u51fd\u6570\uff0c\u5b83\u63a5\u53d7\u4e24\u4e2a int \u7c7b\u578b\u7684\u53c2\u6570 a \u548c b\uff0c\u5e76\u8fd4\u56de\u5b83\u4eec\u7684\u548c\u3002\u7136\u540e\u5728\u51fd\u6570\u4f53\u4e2d\u8ba1\u7b97\u4e86\u4e24\u4e2a\u53c2\u6570\u7684\u548c\u5e76\u5c06\u7ed3\u679c\u5b58\u50a8\u5728 result \u53d8\u91cf\u4e2d\uff0c\u6700\u540e\u4f7f\u7528 return \u8bed\u53e5\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9\u51fd\u6570\u8c03\u7528\u8005\u3002\u5728\u51fd\u6570\u8c03\u7528\u4e2d\uff0c\u4f20\u9012\u4e86\u4e24\u4e2a int \u7c7b\u578b\u7684\u53c2\u6570 a \u548c b\uff0c\u7136\u540e\u5c06\u51fd\u6570\u7684\u8fd4\u56de\u503c\u5b58\u50a8\u5728 result \u53d8\u91cf\u4e2d\uff0c\u5e76\u4f7f\u7528 NSLog \u51fd\u6570\u8f93\u51fa\u4e86\u7ed3\u679c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u53c2\u6570\u5e76\u8fd4\u56de\u503c\u3002\u5728\u51fd\u6570\u5b9a\u4e49\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u53c2\u6570\u7684\u7c7b\u578b\u548c\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u3002\u5728\u51fd\u6570\u8c03\u7528\u65f6\uff0c\u9700\u8981\u6309\u7167\u53c2\u6570\u5217\u8868\u7684\u987a\u5e8f\u4f20\u9012\u53c2\u6570\u503c\uff0c\u5e76\u4f7f\u7528\u51fd\u6570\u7684\u8fd4\u56de\u503c\u6765\u83b7\u53d6\u51fd\u6570\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u65b9\u6cd5\u4e0e\u9009\u62e9\u5668<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u65b9\u6cd5\u662f\u7528\u4e8e\u5b9e\u73b0\u5bf9\u8c61\u7684\u884c\u4e3a\u7684\u51fd\u6570\u3002\u65b9\u6cd5\u662f\u5bf9\u8c61\u7684\u4e00\u90e8\u5206\uff0c\u53ef\u4ee5\u901a\u8fc7\u5bf9\u8c61\u6765\u8c03\u7528\u3002\u9009\u62e9\u5668\u662f\u7528\u4e8e\u6307\u5b9a\u8981\u8c03\u7528\u7684\u65b9\u6cd5\u7684\u540d\u79f0\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\u4e0b\u9762\u662f Object-C \u65b9\u6cd5\u548c\u9009\u62e9\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65b9\u6cd5\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u65b9\u6cd5\u662f\u7528\u4e8e\u5b9e\u73b0\u5bf9\u8c61\u7684\u884c\u4e3a\u7684\u51fd\u6570\u3002\u6bcf\u4e2a\u65b9\u6cd5\u90fd\u6709\u4e00\u4e2a\u540d\u79f0\u548c\u4e00\u4e2a\u53c2\u6570\u5217\u8868\uff0c\u65b9\u6cd5\u540d\u79f0\u901a\u5e38\u4ee5\u5c0f\u5199\u5b57\u6bcd\u5f00\u5934\u3002<\/li>\n\n\n\n<li>\u65b9\u6cd5\u7684\u53c2\u6570\u5217\u8868\u5305\u62ec\u96f6\u4e2a\u6216\u591a\u4e2a\u53c2\u6570\uff0c\u6bcf\u4e2a\u53c2\u6570\u90fd\u6709\u4e00\u4e2a\u7c7b\u578b\u548c\u4e00\u4e2a\u540d\u79f0\u3002<\/li>\n\n\n\n<li>\u65b9\u6cd5\u53ef\u4ee5\u8fd4\u56de\u4e00\u4e2a\u503c\uff0c\u8fd9\u4e2a\u503c\u7684\u7c7b\u578b\u5fc5\u987b\u4e0e\u65b9\u6cd5\u5b9a\u4e49\u4e2d\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u4e00\u81f4\u3002<\/li>\n\n\n\n<li>\u65b9\u6cd5\u5206\u4e3a\u5b9e\u4f8b\u65b9\u6cd5\u548c\u7c7b\u65b9\u6cd5\u4e24\u79cd\u7c7b\u578b\u3002\u5b9e\u4f8b\u65b9\u6cd5\u662f\u5c5e\u4e8e\u5bf9\u8c61\u7684\uff0c\u9700\u8981\u901a\u8fc7\u5bf9\u8c61\u6765\u8c03\u7528\u3002\u7c7b\u65b9\u6cd5\u662f\u5c5e\u4e8e\u7c7b\u7684\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u540d\u6765\u8c03\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u9009\u62e9\u5668\n<ul class=\"wp-block-list\">\n<li>\u9009\u62e9\u5668\u662f\u7528\u4e8e\u6307\u5b9a\u8981\u8c03\u7528\u7684\u65b9\u6cd5\u7684\u540d\u79f0\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\u9009\u62e9\u5668\u662f\u4e00\u4e2a\u7531\u5b57\u7b26\u4e32\u8868\u793a\u7684\u540d\u79f0\uff0c\u5b83\u6307\u5b9a\u4e86\u8981\u8c03\u7528\u7684\u65b9\u6cd5\u7684\u540d\u79f0\u548c\u53c2\u6570\u7c7b\u578b\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 @selector() \u6765\u521b\u5efa\u4e00\u4e2a\u9009\u62e9\u5668\uff0c\u4f8b\u5982\uff1a@selector(methodName:)\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u5668\u5e38\u7528\u4e8e\u6d88\u606f\u4f20\u9012\u673a\u5236\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u9009\u62e9\u5668\u6765\u8c03\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u65b9\u6cd5\u548c\u9009\u62e9\u5668\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u65b9\u6cd5\u548c\u9009\u62e9\u5668\u793a\u4f8b\uff1a<\/li><\/ul>lessCopy code<code>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u7c7b @interface MyClass : NSObject - (void)greet:(NSString *)name; @end @implementation MyClass - (void)greet:(NSString *)name { NSLog(@\"Hello, %@!\", name); } @end \/\/ \u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u8c03\u7528\u65b9\u6cd5 MyClass *myObject = [[MyClass alloc] init]; SEL selector = @selector(greet:); if ([myObject respondsToSelector:selector]) { [myObject performSelector:selector withObject:@\"John\"]; } <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyClass \u7684\u7c7b\uff0c\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a greet: \u7684\u5b9e\u4f8b\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a NSString \u7c7b\u578b\u7684\u53c2\u6570\u3002\u7136\u540e\u521b\u5efa\u4e86\u4e00\u4e2a MyClass \u5bf9\u8c61 myObject\uff0c\u5e76\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a selector \u7684\u9009\u62e9\u5668\u6765\u6307\u5b9a\u8981\u8c03\u7528\u7684\u65b9\u6cd5\u540d\u79f0\u548c\u53c2\u6570\u7c7b\u578b\u3002\u63a5\u7740\u4f7f\u7528 respondsToSelector: \u65b9\u6cd5\u6765\u68c0\u67e5\u5bf9\u8c61\u662f\u5426\u5b9e\u73b0\u4e86\u6307\u5b9a\u7684\u65b9\u6cd5\uff0c\u7136\u540e\u4f7f\u7528 performSelector:withObject: \u65b9\u6cd5\u6765\u8c03\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u5e76\u4f20\u9012\u53c2\u6570\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u65b9\u6cd5\u548c\u9009\u62e9\u5668\u662f\u7528\u4e8e\u5b9e\u73b0\u5bf9\u8c61\u7684\u884c\u4e3a\u548c\u6307\u5b9a\u8981\u8c03\u7528\u7684\u65b9\u6cd5\u7684\u540d\u79f0\u7684\u673a\u5236\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u65b9\u6cd5\u548c\u9009\u62e9\u5668\u7684\u5b9a\u4e49\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u7c7b\u4e0e\u5bf9\u8c61<\/p>\n\n\n\n<p>Object-C \u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u652f\u6301\u7c7b\u548c\u5bf9\u8c61\u7684\u6982\u5ff5\u3002\u4e0b\u9762\u662f Object-C \u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u57fa\u7840\u7c7b\u548c\u5bf9\u8c61\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7c7b\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u7c7b\u662f\u7528\u4e8e\u521b\u5efa\u5bf9\u8c61\u7684\u84dd\u56fe\u6216\u6a21\u677f\u3002\u6bcf\u4e2a\u7c7b\u90fd\u6709\u4e00\u4e2a\u540d\u79f0\u548c\u4e00\u7ec4\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u7c7b\u7684\u5c5e\u6027\u662f\u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61\u7684\u72b6\u6001\u7684\u53d8\u91cf\u3002\u5c5e\u6027\u53ef\u4ee5\u662f\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u5982 int\u3001float \u7b49\uff0c\u4e5f\u53ef\u4ee5\u662f\u6307\u9488\u7c7b\u578b\u3001\u7ed3\u6784\u4f53\u7c7b\u578b\u7b49\u3002<\/li>\n\n\n\n<li>\u7c7b\u7684\u65b9\u6cd5\u662f\u7528\u4e8e\u5b9e\u73b0\u5bf9\u8c61\u7684\u884c\u4e3a\u7684\u51fd\u6570\u3002\u65b9\u6cd5\u53ef\u4ee5\u63a5\u53d7\u53c2\u6570\u5e76\u8fd4\u56de\u503c\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u7c7b\u662f\u901a\u8fc7 @interface \u548c @implementation \u4e24\u4e2a\u5173\u952e\u5b57\u6765\u5b9a\u4e49\u7684\u3002@interface \u7528\u4e8e\u5b9a\u4e49\u7c7b\u7684\u540d\u79f0\u3001\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c@implementation \u7528\u4e8e\u5b9e\u73b0\u7c7b\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5bf9\u8c61\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u5bf9\u8c61\u662f\u7c7b\u7684\u5b9e\u4f8b\u3002\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u4e00\u7ec4\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4f7f\u7528\u5bf9\u8c61\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u5c5e\u6027\u548c\u8c03\u7528\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u5bf9\u8c61\u7684\u521b\u5efa\u662f\u901a\u8fc7 alloc \u548c init \u4e24\u4e2a\u65b9\u6cd5\u6765\u5b8c\u6210\u7684\u3002alloc \u65b9\u6cd5\u7528\u4e8e\u5206\u914d\u5bf9\u8c61\u7684\u5185\u5b58\u7a7a\u95f4\uff0cinit \u65b9\u6cd5\u7528\u4e8e\u521d\u59cb\u5316\u5bf9\u8c61\u7684\u5c5e\u6027\u3002<\/li>\n\n\n\n<li>\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u53ef\u4ee5\u4f7f\u7528\u70b9\u8bed\u6cd5\u6765\u8bbf\u95ee\u3002\u4f8b\u5982\uff1aobject.propertyName\u3001object.methodName()\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7c7b\u548c\u5bf9\u8c61\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u7c7b\u548c\u5bf9\u8c61\u793a\u4f8b\uff1a<\/li><\/ul>lessCopy code<code>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u7c7b @interface MyClass : NSObject @property NSString *name; - (void)greet; @end @implementation MyClass - (void)greet { NSLog(@\"Hello, %@!\", self.name); } @end \/\/ \u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u8bbf\u95ee\u5c5e\u6027\u548c\u8c03\u7528\u65b9\u6cd5 MyClass *myObject = [[MyClass alloc] init]; myObject.name = @\"John\"; [myObject greet]; <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyClass \u7684\u7c7b\uff0c\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a name \u7684\u5c5e\u6027\u548c\u4e00\u4e2a\u540d\u4e3a greet \u7684\u65b9\u6cd5\u3002\u7136\u540e\u521b\u5efa\u4e86\u4e00\u4e2a MyClass \u5bf9\u8c61 myObject\uff0c\u5e76\u8bbe\u7f6e\u4e86\u5b83\u7684 name \u5c5e\u6027\u4e3a &#8220;John&#8221;\u3002\u63a5\u7740\u4f7f\u7528\u70b9\u8bed\u6cd5\u8bbf\u95ee\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u8c03\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u652f\u6301\u7c7b\u548c\u5bf9\u8c61\u7684\u6982\u5ff5\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u7c7b\u548c\u5bf9\u8c61\u7684\u5b9a\u4e49\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u5c5e\u6027\u4e0e\u5b9e\u4f8b\u53d8\u91cf<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u7c7b\u548c\u5bf9\u8c61\u662f\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u57fa\u672c\u6982\u5ff5\u3002\u7c7b\u7684\u5c5e\u6027\u548c\u5bf9\u8c61\u7684\u5b9e\u4f8b\u53d8\u91cf\u662f\u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61\u72b6\u6001\u7684\u53d8\u91cf\u3002\u4e0b\u9762\u662f Object-C \u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u5c5e\u6027\u4e0e\u5b9e\u4f8b\u53d8\u91cf\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5c5e\u6027\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u5c5e\u6027\u662f\u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61\u72b6\u6001\u7684\u53d8\u91cf\u3002\u6bcf\u4e2a\u5c5e\u6027\u90fd\u6709\u4e00\u4e2a\u540d\u79f0\u3001\u4e00\u4e2a\u6570\u636e\u7c7b\u578b\u548c\u4e00\u4e9b\u7279\u5b9a\u7684\u4fee\u9970\u7b26\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u7c7b\u578b\u53ef\u4ee5\u662f\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u5982 int\u3001float \u7b49\uff0c\u4e5f\u53ef\u4ee5\u662f\u6307\u9488\u7c7b\u578b\u3001\u7ed3\u6784\u4f53\u7c7b\u578b\u7b49\u3002<\/li>\n\n\n\n<li>\u5c5e\u6027\u7684\u4fee\u9970\u7b26\u53ef\u4ee5\u6307\u5b9a\u5c5e\u6027\u7684\u8bbf\u95ee\u6743\u9650\u3001\u5185\u5b58\u7ba1\u7406\u65b9\u5f0f\u3001\u539f\u5b50\u6027\u7b49\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u5c5e\u6027\u53ef\u4ee5\u901a\u8fc7 @property \u548c @synthesize \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u548c\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5b9e\u4f8b\u53d8\u91cf\n<ul class=\"wp-block-list\">\n<li>\u5b9e\u4f8b\u53d8\u91cf\u662f\u5bf9\u8c61\u4e2d\u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61\u72b6\u6001\u7684\u53d8\u91cf\u3002\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u4e00\u7ec4\u5b9e\u4f8b\u53d8\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\u5bf9\u8c61\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u5b9e\u4f8b\u53d8\u91cf\u3002<\/li>\n\n\n\n<li>\u5b9e\u4f8b\u53d8\u91cf\u7684\u540d\u79f0\u548c\u6570\u636e\u7c7b\u578b\u5728\u7c7b\u5b9a\u4e49\u4e2d\u58f0\u660e\uff0c\u5e76\u53ef\u4ee5\u5728\u5bf9\u8c61\u521d\u59cb\u5316\u65f6\u8fdb\u884c\u521d\u59cb\u5316\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u5b9e\u4f8b\u53d8\u91cf\u53ef\u4ee5\u4f7f\u7528 @private\u3001@protected \u548c @public \u5173\u952e\u5b57\u6765\u6307\u5b9a\u8bbf\u95ee\u6743\u9650\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf\u793a\u4f8b\uff1a<\/li><\/ul>lessCopy code<code>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u7c7b @interface MyClass : NSObject @property (nonatomic, strong) NSString *name; { NSString *_address; } @end @implementation MyClass @synthesize name = _name; - (void)setAddress:(NSString *)address { _address = address; } - (NSString *)address { return _address; } @end \/\/ \u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u8bbf\u95ee\u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf MyClass *myObject = [[MyClass alloc] init]; myObject.name = @\"John\"; [myObject setAddress:@\"No. 123, Main Street\"]; NSLog(@\"Name: %@, Address: %@\", myObject.name, [myObject address]); <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyClass \u7684\u7c7b\uff0c\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a name \u7684\u5c5e\u6027\u548c\u4e00\u4e2a\u540d\u4e3a _address \u7684\u5b9e\u4f8b\u53d8\u91cf\u3002\u7136\u540e\u4f7f\u7528 @synthesize \u5173\u952e\u5b57\u6765\u5b9e\u73b0\u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf\u4e4b\u95f4\u7684\u5173\u8054\uff0c\u5c06\u5c5e\u6027 name \u6620\u5c04\u5230\u5b9e\u4f8b\u53d8\u91cf _name\u3002\u63a5\u7740\u5b9a\u4e49\u4e86\u540d\u4e3a setAddress: \u548c address \u7684\u65b9\u6cd5\u6765\u8bbf\u95ee\u5b9e\u4f8b\u53d8\u91cf _address\u3002\u5728\u521b\u5efa MyClass \u5bf9\u8c61 myObject \u540e\uff0c\u8bbe\u7f6e\u4e86\u5b83\u7684 name \u5c5e\u6027\u4e3a &#8220;John&#8221;\uff0c\u5e76\u4f7f\u7528 setAddress: \u65b9\u6cd5\u8bbe\u7f6e\u4e86\u5b83\u7684\u5b9e\u4f8b\u53d8\u91cf _address \u7684\u503c\u3002\u6700\u540e\u4f7f\u7528 NSLog \u51fd\u6570\u8f93\u51fa\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf\u662f\u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61\u72b6\u6001\u7684\u53d8\u91cf\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u5c5e\u6027\u548c\u5b9e\u4f8b\u53d8\u91cf\u7684\u5b9a\u4e49\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u7ee7\u627f<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u7ee7\u627f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5141\u8bb8\u521b\u5efa\u4e00\u4e2a\u7c7b\u6765\u7ee7\u627f\u53e6\u4e00\u4e2a\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u4e0b\u9762\u662f Object-C \u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u7ee7\u627f\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7ee7\u627f\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u7ee7\u627f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5141\u8bb8\u521b\u5efa\u4e00\u4e2a\u7c7b\u6765\u7ee7\u627f\u53e6\u4e00\u4e2a\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u7ee7\u627f\u7684\u7c7b\u79f0\u4e3a\u5b50\u7c7b\u6216\u6d3e\u751f\u7c7b\uff0c\u88ab\u7ee7\u627f\u7684\u7c7b\u79f0\u4e3a\u7236\u7c7b\u6216\u57fa\u7c7b\u3002\u5b50\u7c7b\u53ef\u4ee5\u62e5\u6709\u81ea\u5df1\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u4e5f\u53ef\u4ee5\u7ee7\u627f\u7236\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u5b50\u7c7b\u53ef\u4ee5\u901a\u8fc7\u91cd\u5199\u7236\u7c7b\u7684\u65b9\u6cd5\u6765\u5b9e\u73b0\u81ea\u5df1\u7684\u884c\u4e3a\uff0c\u6216\u8005\u4f7f\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u6765\u6269\u5c55\u81ea\u5df1\u7684\u884c\u4e3a\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7ee7\u627f\u7684\u8bed\u6cd5\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u4f7f\u7528 @interface \u548c @implementation \u4e24\u4e2a\u5173\u952e\u5b57\u6765\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u3002\u8981\u521b\u5efa\u4e00\u4e2a\u7ee7\u627f\u81ea\u7236\u7c7b\u7684\u5b50\u7c7b\uff0c\u53ef\u4ee5\u5728\u5b50\u7c7b\u7684 @interface \u4e2d\u6307\u5b9a\u7236\u7c7b\u540d\u79f0\uff0c\u4f8b\u5982\uff1a@interface MySubclass : MySuperclass\u3002<\/li>\n\n\n\n<li>\u5b50\u7c7b\u53ef\u4ee5\u91cd\u5199\u7236\u7c7b\u7684\u65b9\u6cd5\uff0c\u5b9e\u73b0\u81ea\u5df1\u7684\u884c\u4e3a\u3002\u8981\u91cd\u5199\u7236\u7c7b\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5728\u5b50\u7c7b\u7684 @implementation \u4e2d\u91cd\u65b0\u5b9e\u73b0\u8be5\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u5728\u5b50\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7 super \u5173\u952e\u5b57\u6765\u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u3002\u4f8b\u5982\uff1a[super methodName];<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7ee7\u627f\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u7ee7\u627f\u793a\u4f8b\uff1a<\/li><\/ul>objectivecCopy code<code>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u7236\u7c7b @interface MyParentClass : NSObject - (void)parentMethod; @end @implementation MyParentClass - (void)parentMethod { NSLog(@\"This is the parent method.\"); } @end \/\/ \u5b9a\u4e49\u4e00\u4e2a\u5b50\u7c7b @interface MyChildClass : MyParentClass - (void)childMethod; @end @implementation MyChildClass - (void)childMethod { NSLog(@\"This is the child method.\"); } - (void)parentMethod { [super parentMethod]; NSLog(@\"This is the child method of parent method.\"); } @end \/\/ \u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u8c03\u7528\u65b9\u6cd5 MyChildClass *myObject = [[MyChildClass alloc] init]; [myObject parentMethod]; [myObject childMethod]; <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyParentClass \u7684\u7236\u7c7b\uff0c\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a parentMethod \u7684\u65b9\u6cd5\u3002\u7136\u540e\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyChildClass \u7684\u5b50\u7c7b\uff0c\u5b83\u7ee7\u627f\u81ea MyParentClass\uff0c\u6709\u4e00\u4e2a\u540d\u4e3a childMethod \u7684\u65b9\u6cd5\u3002\u5728 MyChildClass \u4e2d\u91cd\u5199\u4e86 parentMethod \u65b9\u6cd5\uff0c\u5e76\u4f7f\u7528 super \u5173\u952e\u5b57\u6765\u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u3002\u6700\u540e\u521b\u5efa\u4e00\u4e2a MyChildClass \u5bf9\u8c61 myObject\uff0c\u5e76\u8c03\u7528\u4e86\u5b83\u7684 parentMethod \u548c childMethod \u65b9\u6cd5\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u7ee7\u627f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5141\u8bb8\u521b\u5efa\u4e00\u4e2a\u7c7b\u6765\u7ee7\u627f\u53e6\u4e00\u4e2a\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u5e76\u53ef\u4ee5\u901a\u8fc7\u91cd\u5199\u7236\u7c7b\u7684\u65b9\u6cd5\u6765\u5b9e\u73b0\u81ea\u5df1\u7684\u884c\u4e3a\uff0c\u6216\u8005\u4f7f\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u6765\u6269\u5c55\u81ea\u5df1\u7684\u884c\u4e3a\u3002\u7ee7\u627f\u53ef\u4ee5\u5927\u5927\u7b80\u5316\u4ee3\u7801\u7f16\u5199\uff0c\u51cf\u5c11\u4ee3\u7801\u5197\u4f59\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u7ee7\u627f\u7684\u8bed\u6cd5\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u7ee7\u627f\u673a\u5236\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u5c01\u88c5<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u5c01\u88c5\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5c06\u7c7b\u7684\u5b9e\u73b0\u7ec6\u8282\u9690\u85cf\u5728\u7c7b\u7684\u5916\u90e8\uff0c\u53ea\u5411\u5916\u90e8\u66b4\u9732\u5fc5\u8981\u7684\u63a5\u53e3\u3002\u4e0b\u9762\u662f Object-C \u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u5c01\u88c5\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5c01\u88c5\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u5c01\u88c5\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5c06\u7c7b\u7684\u5b9e\u73b0\u7ec6\u8282\u9690\u85cf\u5728\u7c7b\u7684\u5916\u90e8\uff0c\u53ea\u5411\u5916\u90e8\u66b4\u9732\u5fc5\u8981\u7684\u63a5\u53e3\u3002<\/li>\n\n\n\n<li>\u5c01\u88c5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\uff0c\u907f\u514d\u4ee3\u7801\u88ab\u8bef\u7528\u6216\u6ee5\u7528\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u5c01\u88c5\u53ef\u4ee5\u901a\u8fc7\u5c06\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u8bbe\u7f6e\u4e3a\u79c1\u6709\u7684\u6216\u516c\u6709\u7684\u6765\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u516c\u6709\u548c\u79c1\u6709\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u516c\u6709\u662f\u6307\u5c5e\u6027\u548c\u65b9\u6cd5\u53ef\u4ee5\u88ab\u7c7b\u7684\u5916\u90e8\u8bbf\u95ee\uff0c\u79c1\u6709\u662f\u6307\u5c5e\u6027\u548c\u65b9\u6cd5\u53ea\u80fd\u88ab\u7c7b\u7684\u5185\u90e8\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li>\u516c\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\u53ef\u4ee5\u901a\u8fc7 @property \u548c @synthesize \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u548c\u5b9e\u73b0\uff0c\u79c1\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\u53ef\u4ee5\u4f7f\u7528 @private \u5173\u952e\u5b57\u6765\u6307\u5b9a\u8bbf\u95ee\u6743\u9650\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5c01\u88c5\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u5c01\u88c5\u793a\u4f8b\uff1a<\/li><\/ul>lessCopy code<code>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u7c7b @interface MyClass : NSObject @property (nonatomic, strong) NSString *publicProperty; @end @implementation MyClass { NSString *_privateProperty; } - (instancetype)init { if (self = [super init]) { _privateProperty = @\"This is a private property.\"; } return self; } - (void)publicMethod { NSLog(@\"This is a public method.\"); } - (void)privateMethod { NSLog(@\"%@\", _privateProperty); } @end \/\/ \u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u8bbf\u95ee\u5c5e\u6027\u548c\u8c03\u7528\u65b9\u6cd5 MyClass *myObject = [[MyClass alloc] init]; myObject.publicProperty = @\"This is a public property.\"; [myObject publicMethod]; [myObject privateMethod]; <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyClass \u7684\u7c7b\uff0c\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a publicProperty \u7684\u516c\u6709\u5c5e\u6027\u548c\u4e00\u4e2a\u540d\u4e3a publicMethod \u7684\u516c\u6709\u65b9\u6cd5\u3002\u7136\u540e\u4f7f\u7528\u5b9e\u4f8b\u53d8\u91cf _privateProperty \u5b9a\u4e49\u4e86\u4e00\u4e2a\u79c1\u6709\u5c5e\u6027\u548c\u4e00\u4e2a\u79c1\u6709\u65b9\u6cd5 privateMethod\uff0c\u7528\u4e8e\u8bbf\u95ee\u79c1\u6709\u5c5e\u6027\u3002\u5728 MyClass \u7684 init \u65b9\u6cd5\u4e2d\uff0c\u521d\u59cb\u5316\u4e86\u79c1\u6709\u5c5e\u6027 _privateProperty \u7684\u503c\u3002\u6700\u540e\u521b\u5efa MyClass \u5bf9\u8c61 myObject\uff0c\u5e76\u8bbf\u95ee\u4e86\u5b83\u7684\u516c\u6709\u5c5e\u6027\u548c\u8c03\u7528\u4e86\u5b83\u7684\u516c\u6709\u65b9\u6cd5\u548c\u79c1\u6709\u65b9\u6cd5\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5c01\u88c5\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5c06\u7c7b\u7684\u5b9e\u73b0\u7ec6\u8282\u9690\u85cf\u5728\u7c7b\u7684\u5916\u90e8\uff0c\u53ea\u5411\u5916\u90e8\u66b4\u9732\u5fc5\u8981\u7684\u63a5\u53e3\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u5c01\u88c5\u7684\u6982\u5ff5\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5c01\u88c5\u673a\u5236\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u591a\u6001<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u591a\u6001\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5141\u8bb8\u4e0d\u540c\u5bf9\u8c61\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u54cd\u5e94\u76f8\u540c\u7684\u6d88\u606f\u3002\u4e0b\u9762\u662f Object-C \u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u57fa\u7840\u591a\u6001\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u591a\u6001\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u591a\u6001\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u673a\u5236\uff0c\u5b83\u5141\u8bb8\u4e0d\u540c\u5bf9\u8c61\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u54cd\u5e94\u76f8\u540c\u7684\u6d88\u606f\u3002<\/li>\n\n\n\n<li>\u591a\u6001\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u6269\u5c55\u6027\u548c\u53ef\u91cd\u7528\u6027\uff0c\u5141\u8bb8\u5728\u4e0d\u6539\u53d8\u539f\u6709\u4ee3\u7801\u7684\u60c5\u51b5\u4e0b\u6269\u5c55\u7a0b\u5e8f\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u591a\u6001\u53ef\u4ee5\u901a\u8fc7\u65b9\u6cd5\u7684\u91cd\u5199\u548c\u65b9\u6cd5\u7684\u91cd\u8f7d\u6765\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u65b9\u6cd5\u91cd\u5199\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u65b9\u6cd5\u91cd\u5199\u662f\u6307\u5b50\u7c7b\u91cd\u5199\u7236\u7c7b\u7684\u65b9\u6cd5\uff0c\u5b9e\u73b0\u81ea\u5df1\u7684\u884c\u4e3a\u3002<\/li>\n\n\n\n<li>\u5728\u5b50\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 @override \u5173\u952e\u5b57\u6765\u6807\u8bc6\u4e00\u4e2a\u65b9\u6cd5\u662f\u91cd\u5199\u7236\u7c7b\u7684\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u5728\u91cd\u5199\u65b9\u6cd5\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7 super \u5173\u952e\u5b57\u6765\u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u65b9\u6cd5\u91cd\u8f7d\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u65b9\u6cd5\u91cd\u8f7d\u662f\u6307\u5728\u4e00\u4e2a\u7c7b\u4e2d\u5b9a\u4e49\u591a\u4e2a\u5177\u6709\u76f8\u540c\u540d\u79f0\u4f46\u53c2\u6570\u5217\u8868\u4e0d\u540c\u7684\u65b9\u6cd5\u3002<\/li>\n\n\n\n<li>\u65b9\u6cd5\u91cd\u8f7d\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u91cd\u7528\u6027\uff0c\u5141\u8bb8\u4f7f\u7528\u76f8\u540c\u7684\u65b9\u6cd5\u540d\u79f0\u6765\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u65b9\u6cd5\u91cd\u8f7d\u53ef\u4ee5\u4f7f\u7528\u53c2\u6570\u7684\u7c7b\u578b\u3001\u6570\u91cf\u548c\u987a\u5e8f\u6765\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u591a\u6001\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u591a\u6001\u793a\u4f8b\uff1a<\/li><\/ul>objectivecCopy code<code>\/\/ \u5b9a\u4e49\u4e00\u4e2a\u7236\u7c7b @interface MyParentClass : NSObject - (void)parentMethod; @end @implementation MyParentClass - (void)parentMethod { NSLog(@\"This is the parent method.\"); } @end \/\/ \u5b9a\u4e49\u4e00\u4e2a\u5b50\u7c7b @interface MyChildClass : MyParentClass - (void)childMethod; - (void)parentMethod; @end @implementation MyChildClass - (void)childMethod { NSLog(@\"This is the child method.\"); } - (void)parentMethod { NSLog(@\"This is the child method of parent method.\"); } @end \/\/ \u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u8c03\u7528\u65b9\u6cd5 MyParentClass *parentObject = [[MyParentClass alloc] init]; MyChildClass *childObject = [[MyChildClass alloc] init]; [parentObject parentMethod]; [childObject parentMethod]; [childObject childMethod]; <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyParentClass \u7684\u7236\u7c7b\uff0c\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a parentMethod \u7684\u65b9\u6cd5\u3002\u7136\u540e\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyChildClass \u7684\u5b50\u7c7b\uff0c\u5b83\u7ee7\u627f\u81ea MyParentClass\uff0c\u6709\u4e00\u4e2a\u540d\u4e3a childMethod \u7684\u65b9\u6cd5\uff0c\u540c\u65f6\u91cd\u5199\u4e86 parentMethod \u65b9\u6cd5\u3002\u5728 MyChildClass \u7684 parentMethod \u65b9\u6cd5\u4e2d\u4f7f\u7528 super \u5173\u952e\u5b57\u6765\u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u3002\u6700\u540e\u521b\u5efa\u4e00\u4e2a MyParentClass \u5bf9\u8c61 parentObject \u548c MyChildClass \u5bf9\u8c61 childObject\uff0c\u5e76\u8c03\u7528\u5b83\u4eec\u7684 parentMethod \u548c childMethod \u65b9\u6cd5\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u591a\u6001\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u7684\u673a\u5236\uff0c\u5b83\u5141\u8bb8\u4e0d\u540c\u5bf9\u8c61\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u54cd\u5e94\u76f8\u540c\u7684\u6d88\u606f\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u591a\u6001\u7684\u6982\u5ff5\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u591a\u6001\u673a\u5236\u3002\u6b63\u786e\u4f7f\u7528\u591a\u6001\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u53ef\u6269\u5c55\u6027\u548c\u53ef\u91cd\u7528\u6027\uff0c\u4f7f\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u548c\u6613\u4e8e\u7ef4\u62a4\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5185\u5b58\u7ba1\u7406\u5185\u5b58\u5206\u914d\u4e0e\u91ca\u653e<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u5185\u5b58\u7ba1\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u8bdd\u9898\uff0c\u5b83\u6d89\u53ca\u5230\u5982\u4f55\u5206\u914d\u548c\u91ca\u653e\u5185\u5b58\u3002\u4e0b\u9762\u662f Object-C \u5185\u5b58\u7ba1\u7406\u5185\u5b58\u5206\u914d\u4e0e\u91ca\u653e\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5185\u5b58\u5206\u914d\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u4f7f\u7528 alloc \u548c init \u65b9\u6cd5\u6765\u5206\u914d\u5185\u5b58\u5e76\u521d\u59cb\u5316\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li>alloc \u65b9\u6cd5\u4f1a\u5206\u914d\u4e00\u4e2a\u6307\u5b9a\u7c7b\u7684\u5b9e\u4f8b\u5bf9\u8c61\u6240\u9700\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u5e76\u8fd4\u56de\u8be5\u5bf9\u8c61\u7684\u6307\u9488\u3002init \u65b9\u6cd5\u4f1a\u5bf9\u8be5\u5bf9\u8c61\u8fdb\u884c\u521d\u59cb\u5316\uff0c\u5e76\u8fd4\u56de\u8be5\u5bf9\u8c61\u672c\u8eab\u7684\u6307\u9488\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528\u5b8c\u5bf9\u8c61\u540e\uff0c\u9700\u8981\u624b\u52a8\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5185\u5b58\u91ca\u653e\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u4f7f\u7528 release \u6216\u8005 ARC(Automatic Reference Counting) \u6765\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/li>\n\n\n\n<li>release \u65b9\u6cd5\u4f1a\u91ca\u653e\u6307\u5b9a\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u5e76\u5c06\u8be5\u5bf9\u8c61\u6307\u9488\u7f6e\u4e3a nil\uff0c\u9632\u6b62\u51fa\u73b0\u91ce\u6307\u9488\u3002<\/li>\n\n\n\n<li>ARC\u662fXcode4.2\u53ca\u4ee5\u540e\u7248\u672c\u4e2d\u7684\u65b0\u7279\u6027\uff0c\u5b83\u4f1a\u81ea\u52a8\u8ddf\u8e2a\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\u81ea\u52a8\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u907f\u514d\u624b\u52a8\u91ca\u653e\u5185\u5b58\u5e26\u6765\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f15\u7528\u8ba1\u6570\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u5f15\u7528\u8ba1\u6570\u662f\u4e00\u79cd\u5185\u5b58\u7ba1\u7406\u673a\u5236\uff0c\u5b83\u7528\u4e8e\u8ddf\u8e2a\u5bf9\u8c61\u88ab\u5f15\u7528\u7684\u6b21\u6570\u3002<\/li>\n\n\n\n<li>\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u4f1a\u968f\u7740\u5bf9\u8c61\u88ab\u521b\u5efa\u3001\u590d\u5236\u3001\u4f20\u9012\u548c\u91ca\u653e\u7b49\u64cd\u4f5c\u800c\u53d8\u5316\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528\u5bf9\u8c61\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u907f\u514d\u51fa\u73b0\u5185\u5b58\u6cc4\u6f0f\u548c\u91ce\u6307\u9488\u7b49\u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5185\u5b58\u7ba1\u7406\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u5185\u5b58\u7ba1\u7406\u793a\u4f8b\uff1a<\/li><\/ul>csharpCopy code<code>\/\/ \u521b\u5efa\u5bf9\u8c61\u5e76\u5206\u914d\u5185\u5b58 MyObject *myObject = [[MyObject alloc] init]; \/\/ \u4f7f\u7528\u5bf9\u8c61 [myObject doSomething]; \/\/ \u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4 [myObject release]; myObject = nil; <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u4f7f\u7528 alloc \u548c init \u65b9\u6cd5\u6765\u5206\u914d\u5185\u5b58\u5e76\u521d\u59cb\u5316 MyObject \u5bf9\u8c61\u3002\u7136\u540e\u4f7f\u7528\u5bf9\u8c61\u7684 doSomething \u65b9\u6cd5\u6765\u4f7f\u7528\u5bf9\u8c61\u3002\u6700\u540e\u4f7f\u7528 release \u65b9\u6cd5\u6765\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u5e76\u5c06\u5bf9\u8c61\u6307\u9488\u7f6e\u4e3a nil\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5185\u5b58\u7ba1\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u8bdd\u9898\uff0c\u5b83\u6d89\u53ca\u5230\u5982\u4f55\u5206\u914d\u548c\u91ca\u653e\u5185\u5b58\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u5185\u5b58\u7ba1\u7406\u7684\u6982\u5ff5\u548c\u4f7f\u7528\u65b9\u5f0f\uff0c\u5e76\u5728\u7a0b\u5e8f\u4e2d\u6b63\u786e\u4f7f\u7528\u5185\u5b58\u7ba1\u7406\u673a\u5236\uff0c\u4ee5\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u548c\u91ce\u6307\u9488\u7b49\u95ee\u9898\u7684\u51fa\u73b0\u3002\u540c\u65f6\uff0c\u4e3a\u4e86\u7b80\u5316\u5185\u5b58\u7ba1\u7406\uff0c\u53ef\u4ee5\u4f7f\u7528 ARC \u81ea\u52a8\u5f15\u7528\u8ba1\u6570\u673a\u5236\uff0c\u81ea\u52a8\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5185\u5b58\u7ba1\u7406\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\uff08ARC\uff09<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\uff08ARC\uff09\u662f\u4e00\u79cd\u5185\u5b58\u7ba1\u7406\u673a\u5236\uff0c\u5b83\u81ea\u52a8\u8ddf\u8e2a\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\u81ea\u52a8\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002\u4e0b\u9762\u662f Object-C \u5185\u5b58\u7ba1\u7406\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\uff08ARC\uff09\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f15\u7528\u8ba1\u6570\n<ul class=\"wp-block-list\">\n<li>\u5728 Object-C \u4e2d\uff0c\u5f15\u7528\u8ba1\u6570\u662f\u4e00\u79cd\u5185\u5b58\u7ba1\u7406\u673a\u5236\uff0c\u5b83\u7528\u4e8e\u8ddf\u8e2a\u5bf9\u8c61\u88ab\u5f15\u7528\u7684\u6b21\u6570\u3002<\/li>\n\n\n\n<li>\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u4f1a\u968f\u7740\u5bf9\u8c61\u88ab\u521b\u5efa\u3001\u590d\u5236\u3001\u4f20\u9012\u548c\u91ca\u653e\u7b49\u64cd\u4f5c\u800c\u53d8\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>ARC\n<ul class=\"wp-block-list\">\n<li>ARC \u662f Xcode 4.2 \u53ca\u4ee5\u540e\u7248\u672c\u4e2d\u7684\u65b0\u7279\u6027\uff0c\u5b83\u81ea\u52a8\u8ddf\u8e2a\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\u81ea\u52a8\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528 ARC \u65f6\uff0c\u4e0d\u9700\u8981\u624b\u52a8\u7ba1\u7406\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u56e0\u4e3a ARC \u4f1a\u81ea\u52a8\u5904\u7406\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528 ARC \u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f3a\u5f15\u7528\uff08strong\uff09\u3001\u5f31\u5f15\u7528\uff08weak\uff09\u548c\u4e0d\u5b89\u5168\u7684\u975e\u96f6\u5f3a\u5f15\u7528\uff08unsafe_unretained\uff09\u7b49\u7c7b\u578b\u7684\u5f15\u7528\u6765\u5f15\u7528\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f3a\u5f15\u7528\n<ul class=\"wp-block-list\">\n<li>\u5f3a\u5f15\u7528\uff08strong\uff09\u662f ARC \u4e2d\u9ed8\u8ba4\u7684\u5f15\u7528\u7c7b\u578b\uff0c\u5b83\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u5931\u6548\u65f6\u81ea\u52a8\u51cf\u5c11\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u3002<\/li>\n\n\n\n<li>\u5f3a\u5f15\u7528\u9002\u7528\u4e8e\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u7c7b\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u5c5e\u6027\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f3a\u5f15\u7528\u6765\u5f15\u7528\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f31\u5f15\u7528\n<ul class=\"wp-block-list\">\n<li>\u5f31\u5f15\u7528\uff08weak\uff09\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u5f15\u7528\uff0c\u5b83\u4e0d\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5f53\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\uff0c\u81ea\u52a8\u5c06\u5f31\u5f15\u7528\u7f6e\u4e3a nil\u3002<\/li>\n\n\n\n<li>\u5f31\u5f15\u7528\u9002\u7528\u4e8e\u9700\u8981\u5f15\u7528\u5bf9\u8c61\u4f46\u4e0d\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u59d4\u6258\u6a21\u5f0f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f31\u5f15\u7528\u6765\u5f15\u7528\u59d4\u6258\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u4e0d\u5b89\u5168\u7684\u975e\u96f6\u5f3a\u5f15\u7528\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u5b89\u5168\u7684\u975e\u96f6\u5f3a\u5f15\u7528\uff08unsafe_unretained\uff09\u662f\u4e00\u79cd\u4e0d\u5b89\u5168\u7684\u5f15\u7528\u7c7b\u578b\uff0c\u5b83\u4e0d\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u5931\u6548\u65f6\u4e0d\u4f1a\u81ea\u52a8\u5c06\u5bf9\u8c61\u7684\u6307\u9488\u7f6e\u4e3a nil\u3002<\/li>\n\n\n\n<li>\u4e0d\u5b89\u5168\u7684\u975e\u96f6\u5f3a\u5f15\u7528\u9002\u7528\u4e8e\u9700\u8981\u5f15\u7528\u5bf9\u8c61\u4f46\u4e0d\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u67d0\u4e9b\u4f4e\u7ea7\u522b\u7684\u4ee3\u7801\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0d\u5b89\u5168\u7684\u975e\u96f6\u5f3a\u5f15\u7528\u6765\u5f15\u7528\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>ARC \u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u5185\u5b58\u7ba1\u7406\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\uff08ARC\uff09\u793a\u4f8b\uff1a<\/li><\/ul>phpCopy code<code>\/\/ \u521b\u5efa\u5bf9\u8c61\u5e76\u4f7f\u7528\u5f3a\u5f15\u7528 MyObject *myObject = [[MyObject alloc] init]; self.object = myObject; \/\/ \u4f7f\u7528\u5bf9\u8c61 [self.object doSomething]; \/\/ \u91ca\u653e\u5bf9\u8c61 self.object = nil<\/code><\/li>\n<\/ol>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u521b\u5efa\u4e00\u4e2a MyObject \u5bf9\u8c61\u5e76\u4f7f\u7528\u5f3a\u5f15\u7528\uff08strong\uff09\u6765\u5f15\u7528\u5bf9\u8c61\u3002\u7136\u540e\u4f7f\u7528\u5bf9\u8c61\u7684 doSomething \u65b9\u6cd5\u6765\u4f7f\u7528\u5bf9\u8c61\u3002\u6700\u540e\u5c06\u5bf9\u8c61\u6307\u9488\u7f6e\u4e3a nil\uff0c\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5185\u5b58\u7ba1\u7406\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\uff08ARC\uff09\u662f\u4e00\u79cd\u975e\u5e38\u65b9\u4fbf\u7684\u5185\u5b58\u7ba1\u7406\u673a\u5236\uff0c\u5b83\u53ef\u4ee5\u81ea\u52a8\u8ddf\u8e2a\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\u81ea\u52a8\u91ca\u653e\u5bf9\u8c61\u5360\u7528\u7684\u5185\u5b58\u7a7a\u95f4\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 ARC \u6765\u7b80\u5316\u5185\u5b58\u7ba1\u7406\uff0c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u91cd\u7528\u6027\uff0c\u540c\u65f6\u907f\u514d\u51fa\u73b0\u5185\u5b58\u6cc4\u6f0f\u548c\u91ce\u6307\u9488\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5185\u5b58\u7ba1\u7406\u5f31\u5f15\u7528\u548c\u5f3a\u5f15\u7528<\/p>\n\n\n\n<p>\u5728 Object-C \u5185\u5b58\u7ba1\u7406\u4e2d\uff0c\u5f31\u5f15\u7528\u548c\u5f3a\u5f15\u7528\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u5f15\u7528\u7c7b\u578b\u3002\u5f31\u5f15\u7528\u4e0d\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u800c\u5f3a\u5f15\u7528\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u3002\u4e0b\u9762\u662f Object-C \u5185\u5b58\u7ba1\u7406\u5f31\u5f15\u7528\u548c\u5f3a\u5f15\u7528\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f3a\u5f15\u7528\uff08strong\uff09\n<ul class=\"wp-block-list\">\n<li>\u5f3a\u5f15\u7528\u662f Object-C \u5185\u5b58\u7ba1\u7406\u4e2d\u9ed8\u8ba4\u7684\u5f15\u7528\u7c7b\u578b\uff0c\u5b83\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5e76\u5728\u5f15\u7528\u5931\u6548\u65f6\u81ea\u52a8\u51cf\u5c11\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\uff0c\u56e0\u4e3a\u5faa\u73af\u5f15\u7528\u4f1a\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f31\u5f15\u7528\uff08weak\uff09\n<ul class=\"wp-block-list\">\n<li>\u5f31\u5f15\u7528\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u5f15\u7528\uff0c\u5b83\u4e0d\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5f53\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\uff0c\u81ea\u52a8\u5c06\u5f31\u5f15\u7528\u7f6e\u4e3a nil\u3002<\/li>\n\n\n\n<li>\u5f31\u5f15\u7528\u9002\u7528\u4e8e\u9700\u8981\u5f15\u7528\u5bf9\u8c61\u4f46\u4e0d\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u59d4\u6258\u6a21\u5f0f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f31\u5f15\u7528\u6765\u5f15\u7528\u59d4\u6258\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u7684\u533a\u522b\n<ul class=\"wp-block-list\">\n<li>\u5f3a\u5f15\u7528\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5f53\u5f15\u7528\u5931\u6548\u65f6\u4f1a\u81ea\u52a8\u51cf\u5c11\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff1b\u800c\u5f31\u5f15\u7528\u4e0d\u4f1a\u589e\u52a0\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\uff0c\u5f53\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u4e3a0\u65f6\uff0c\u81ea\u52a8\u5c06\u5f31\u5f15\u7528\u7f6e\u4e3a nil\u3002<\/li>\n\n\n\n<li>\u5f3a\u5f15\u7528\u9002\u7528\u4e8e\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u7c7b\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u5c5e\u6027\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f3a\u5f15\u7528\u6765\u5f15\u7528\u5bf9\u8c61\uff1b\u800c\u5f31\u5f15\u7528\u9002\u7528\u4e8e\u9700\u8981\u5f15\u7528\u5bf9\u8c61\u4f46\u4e0d\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u59d4\u6258\u6a21\u5f0f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f31\u5f15\u7528\u6765\u5f15\u7528\u59d4\u6258\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\uff0c\u56e0\u4e3a\u5faa\u73af\u5f15\u7528\u4f1a\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u793a\u4f8b<ul><li>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Object-C \u5185\u5b58\u7ba1\u7406\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u793a\u4f8b\uff1a<\/li><\/ul>phpCopy code<code>\/\/ \u4f7f\u7528\u5f3a\u5f15\u7528 MyObject *myObject = [[MyObject alloc] init]; self.object = myObject; \/\/ \u4f7f\u7528\u5f31\u5f15\u7528 __weak MyObject *weakObject = self.object; <\/code>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u9996\u5148\u4f7f\u7528\u5f3a\u5f15\u7528\uff08strong\uff09\u6765\u5f15\u7528 MyObject \u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528\u5f31\u5f15\u7528\uff08weak\uff09\u6765\u5f15\u7528\u8be5\u5bf9\u8c61\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5185\u5b58\u7ba1\u7406\u4e2d\u7684\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u5f15\u7528\u7c7b\u578b\uff0c\u5b83\u4eec\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u666f\u3002\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\uff0c\u4ee5\u907f\u514d\u51fa\u73b0\u5185\u5b58\u6cc4<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u5faa\u73af\u5f15\u7528\n<ul class=\"wp-block-list\">\n<li>\u5faa\u73af\u5f15\u7528\u662f\u6307\u4e24\u4e2a\u6216\u591a\u4e2a\u5bf9\u8c61\u4e92\u76f8\u5f15\u7528\uff0c\u5bfc\u81f4\u5b83\u4eec\u7684\u5f15\u7528\u8ba1\u6570\u4e00\u76f4\u4e3a1\uff0c\u65e0\u6cd5\u88ab\u91ca\u653e\uff0c\u4ece\u800c\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n\n\n\n<li>\u5728 Object-C \u4e2d\uff0c\u5faa\u73af\u5f15\u7528\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u7279\u522b\u662f\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\uff08strong\uff09\u65f6\u9700\u8981\u6ce8\u610f\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u7684\u4f7f\u7528\u5efa\u8bae\n<ul class=\"wp-block-list\">\n<li>\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u65f6\uff0c\u5e94\u6839\u636e\u5177\u4f53\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u5f15\u7528\u7c7b\u578b\uff0c\u907f\u514d\u51fa\u73b0\u5185\u5b58\u6cc4\u6f0f\u548c\u91ce\u6307\u9488\u7b49\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u7c7b\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u5c5e\u6027\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f3a\u5f15\u7528\uff08strong\uff09\u6765\u5f15\u7528\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u9700\u8981\u5f15\u7528\u5bf9\u8c61\u4f46\u4e0d\u9700\u8981\u4fdd\u6301\u5bf9\u8c61\u5728\u5185\u5b58\u4e2d\u7684\u60c5\u51b5\uff0c\u6bd4\u5982\u5728\u59d4\u6258\u6a21\u5f0f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5f31\u5f15\u7528\uff08weak\uff09\u6765\u5f15\u7528\u59d4\u6258\u5bf9\u8c61\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528 __weak \u6216\u8005 __block \u5173\u952e\u5b57\u6765\u907f\u514d\u5faa\u73af\u5f15\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5185\u5b58\u7ba1\u7406\u4e2d\u7684\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u5f15\u7528\u7c7b\u578b\uff0c\u5b83\u4eec\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u666f\u3002\u5728\u4f7f\u7528\u5f3a\u5f15\u7528\u548c\u5f31\u5f15\u7528\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\uff0c\u4ee5\u907f\u514d\u51fa\u73b0\u5185\u5b58\u6cc4\u6f0f\u548c\u91ce\u6307\u9488\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93Foundation\u6846\u67b6\u6982\u8ff0<\/p>\n\n\n\n<p>Object-C \u4e2d\u7684 Foundation \u6846\u67b6\u662f\u4e00\u4e2a\u5e38\u7528\u7684\u6846\u67b6\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u7c7b\u548c\u51fd\u6570\u5e93\uff0c\u7528\u4e8e\u652f\u6301\u5b57\u7b26\u4e32\u5904\u7406\u3001\u6587\u4ef6\u5904\u7406\u3001\u6570\u636e\u7ba1\u7406\u3001\u7f51\u7edc\u901a\u4fe1\u3001\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u7b49\u529f\u80fd\u3002\u4e0b\u9762\u662f Object-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93 Foundation \u6846\u67b6\u7684\u6982\u8ff0\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Foundation \u6846\u67b6\n<ul class=\"wp-block-list\">\n<li>Foundation \u6846\u67b6\u662f Object-C \u4e2d\u7684\u4e00\u4e2a\u5e38\u7528\u6846\u67b6\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u7c7b\u548c\u51fd\u6570\u5e93\uff0c\u7528\u4e8e\u652f\u6301\u5b57\u7b26\u4e32\u5904\u7406\u3001\u6587\u4ef6\u5904\u7406\u3001\u6570\u636e\u7ba1\u7406\u3001\u7f51\u7edc\u901a\u4fe1\u3001\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u7b49\u529f\u80fd\u3002<\/li>\n\n\n\n<li>Foundation \u6846\u67b6\u662f Object-C \u8bed\u8a00\u7684\u57fa\u7840\uff0c\u5b83\u63d0\u4f9b\u4e86\u57fa\u7840\u7684\u6570\u636e\u7c7b\u578b\u548c\u5bf9\u8c61\uff0c\u4ee5\u53ca\u57fa\u7840\u7684\u6570\u636e\u7ed3\u6784\u548c\u7b97\u6cd5\u5e93\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Foundation \u6846\u67b6\u7684\u5e38\u7528\u7c7b\u5e93\n<ul class=\"wp-block-list\">\n<li>NSString\uff1a\u7528\u4e8e\u5904\u7406\u5b57\u7b26\u4e32\u3002<\/li>\n\n\n\n<li>NSArray\u3001NSMutableArray\uff1a\u7528\u4e8e\u7ba1\u7406\u6570\u7ec4\u6570\u636e\u3002<\/li>\n\n\n\n<li>NSDictionary\u3001NSMutableDictionary\uff1a\u7528\u4e8e\u7ba1\u7406\u952e\u503c\u5bf9\u6570\u636e\u3002<\/li>\n\n\n\n<li>NSData\u3001NSMutableData\uff1a\u7528\u4e8e\u5904\u7406\u4e8c\u8fdb\u5236\u6570\u636e\u3002<\/li>\n\n\n\n<li>NSFileManager\uff1a\u7528\u4e8e\u7ba1\u7406\u6587\u4ef6\u548c\u76ee\u5f55\u3002<\/li>\n\n\n\n<li>NSURL\u3001NSURLConnection\u3001NSURLSession\uff1a\u7528\u4e8e\u5904\u7406\u7f51\u7edc\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>NSDate\u3001NSDateFormatter\uff1a\u7528\u4e8e\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u3002<\/li>\n\n\n\n<li>NSUserDefaults\uff1a\u7528\u4e8e\u7ba1\u7406\u7528\u6237\u504f\u597d\u8bbe\u7f6e\u3002<\/li>\n\n\n\n<li>NSNotification\u3001NSNotificationCenter\uff1a\u7528\u4e8e\u5904\u7406\u4e8b\u4ef6\u901a\u77e5\u3002<\/li>\n\n\n\n<li>NSTimer\uff1a\u7528\u4e8e\u5b9a\u65f6\u5668\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Foundation \u6846\u67b6\u7684\u7279\u70b9\n<ul class=\"wp-block-list\">\n<li>\u7b80\u5355\u6613\u7528\uff1aFoundation \u6846\u67b6\u63d0\u4f9b\u4e86\u4e00\u7ec4\u7b80\u5355\u6613\u7528\u7684\u7c7b\u548c\u51fd\u6570\u5e93\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u5b8c\u6210\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u6bd4\u5982\u5b57\u7b26\u4e32\u5904\u7406\u3001\u6587\u4ef6\u5904\u7406\u3001\u7f51\u7edc\u901a\u4fe1\u7b49\u3002<\/li>\n\n\n\n<li>\u8de8\u5e73\u53f0\u652f\u6301\uff1aFoundation \u6846\u67b6\u53ef\u4ee5\u8fd0\u884c\u5728 macOS\u3001iOS \u548c tvOS \u7b49\u5e73\u53f0\u4e0a\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u7ec4\u901a\u7528\u7684 API \u63a5\u53e3\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u5b9e\u73b0\u8de8\u5e73\u53f0\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n\n\n\n<li>\u517c\u5bb9\u6027\u5f3a\uff1aFoundation \u6846\u67b6\u7684 API \u63a5\u53e3\u5177\u6709\u5f88\u5f3a\u7684\u517c\u5bb9\u6027\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u9002\u5e94\u4e0d\u540c\u7248\u672c\u7684\u64cd\u4f5c\u7cfb\u7edf\u548c\u786c\u4ef6\u5e73\u53f0\u3002<\/li>\n\n\n\n<li>\u53ef\u6269\u5c55\u6027\u597d\uff1aFoundation \u6846\u67b6\u63d0\u4f9b\u4e86\u4e00\u7ec4\u57fa\u7840\u7684\u6570\u636e\u7c7b\u578b\u548c\u5bf9\u8c61\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u6269\u5c55\u548c\u5b9a\u5236\u81ea\u5df1\u7684\u7c7b\u5e93\u548c\u51fd\u6570\u5e93\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93 Foundation \u6846\u67b6\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u7c7b\u548c\u51fd\u6570\u5e93\uff0c\u7528\u4e8e\u652f\u6301\u5b57\u7b26\u4e32\u5904\u7406\u3001\u6587\u4ef6\u5904\u7406\u3001\u6570\u636e\u7ba1\u7406\u3001\u7f51\u7edc\u901a\u4fe1\u3001\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u7b49\u529f\u80fd\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 Foundation \u6846\u67b6\u6765\u63d0\u9ad8\u7f16\u7a0b\u6548\u7387\u548c\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u5b57\u7b26\u4e32\u5904\u7406\uff1aNSString\u4e0eNSMutableString<\/p>\n\n\n\n<p>\u5728 Object-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u4e2d\uff0c\u5b57\u7b26\u4e32\u5904\u7406\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\u3002\u5b57\u7b26\u4e32\u53ef\u4ee5\u7528\u4e8e\u8868\u793a\u6587\u672c\u6570\u636e\uff0c\u6bd4\u5982\u7528\u6237\u540d\u3001\u5bc6\u7801\u3001\u90ae\u4ef6\u5730\u5740\u3001\u7f51\u5740\u7b49\u7b49\u3002Object-C \u4e2d\u7684 Foundation \u6846\u67b6\u63d0\u4f9b\u4e86\u4e24\u4e2a\u5e38\u7528\u7684\u5b57\u7b26\u4e32\u7c7b\u5e93\uff1aNSString \u548c NSMutableString\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NSString<ul><li>NSString \u662f Object-C \u4e2d\u5e38\u7528\u7684\u5b57\u7b26\u4e32\u7c7b\uff0c\u5b83\u662f\u4e00\u4e2a\u4e0d\u53ef\u53d8\u7684\u5b57\u7b26\u4e32\u7c7b\uff0c\u4e00\u65e6\u521b\u5efa\u540e\u5c31\u65e0\u6cd5\u4fee\u6539\u5b83\u7684\u503c\u3002<\/li><li>NSString \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u5b57\u7b26\u4e32\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u5b57\u7b26\u4e32\u6bd4\u8f83\u3001\u5b57\u7b26\u4e32\u67e5\u627e\u3001\u5b57\u7b26\u4e32\u622a\u53d6\u3001\u5b57\u7b26\u4e32\u8f6c\u6362\u7b49\u7b49\u3002<\/li><li>NSString \u7684\u4f7f\u7528\u975e\u5e38\u7b80\u5355\uff0c\u53ef\u4ee5\u4f7f\u7528 @&#8221;&#8221; \u6216\u8005 initWithString: \u65b9\u6cd5\u6765\u521b\u5efa\u4e00\u4e2a\u5b57\u7b26\u4e32\u5bf9\u8c61\uff0c\u6bd4\u5982\uff1a<\/li><\/ul>objectivecCopy code<code>\/\/ \u4f7f\u7528 @\"\" \u521b\u5efa\u5b57\u7b26\u4e32\u5bf9\u8c61 NSString *str1 = @\"Hello, World!\"; \/\/ \u4f7f\u7528 initWithString: \u65b9\u6cd5\u521b\u5efa\u5b57\u7b26\u4e32\u5bf9\u8c61 NSString *str2 = [[NSString alloc] initWithString:@\"Hello, World!\"];<\/code><\/li>\n\n\n\n<li>NSMutableString<ul><li>NSMutableString \u662f Object-C \u4e2d\u53ef\u53d8\u7684\u5b57\u7b26\u4e32\u7c7b\uff0c\u5b83\u7ee7\u627f\u81ea NSString \u7c7b\uff0c\u53ef\u4ee5\u52a8\u6001\u5730\u4fee\u6539\u5b83\u7684\u503c\u3002<\/li><li>NSMutableString \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u5b57\u7b26\u4e32\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u5b57\u7b26\u4e32\u62fc\u63a5\u3001\u5b57\u7b26\u4e32\u66ff\u6362\u3001\u5b57\u7b26\u4e32\u63d2\u5165\u3001\u5b57\u7b26\u4e32\u5220\u9664\u7b49\u7b49\u3002<\/li><li>NSMutableString \u7684\u4f7f\u7528\u4e0e NSString \u7c7b\u4f3c\uff0c\u53ef\u4ee5\u4f7f\u7528 initWithString: \u6216\u8005 appendString: \u65b9\u6cd5\u6765\u521b\u5efa\u4e00\u4e2a\u53ef\u53d8\u5b57\u7b26\u4e32\u5bf9\u8c61\uff0c\u6bd4\u5982\uff1a<\/li><\/ul>objectivecCopy code<code>\/\/ \u4f7f\u7528 initWithString: \u65b9\u6cd5\u521b\u5efa\u53ef\u53d8\u5b57\u7b26\u4e32\u5bf9\u8c61 NSMutableString *str3 = [[NSMutableString alloc] initWithString:@\"Hello,\"]; \/\/ \u4f7f\u7528 appendString: \u65b9\u6cd5\u8ffd\u52a0\u5b57\u7b26\u4e32 [str3 appendString:@\" World!\"];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u4e2d\u7684 NSString \u548c NSMutableString \u7c7b\u662f\u975e\u5e38\u91cd\u8981\u7684\u5b57\u7b26\u4e32\u5904\u7406\u7c7b\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u8868\u793a\u6587\u672c\u6570\u636e\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u5b57\u7b26\u4e32\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u5b57\u7b26\u4e32\u6bd4\u8f83\u3001\u5b57\u7b26\u4e32\u67e5\u627e\u3001\u5b57\u7b26\u4e32\u622a\u53d6\u3001\u5b57\u7b26\u4e32\u8f6c\u6362\u3001\u5b57\u7b26\u4e32\u62fc\u63a5\u3001\u5b57\u7b26\u4e32\u66ff\u6362\u3001\u5b57\u7b26\u4e32\u63d2\u5165\u3001\u5b57\u7b26\u4e32\u5220\u9664\u7b49\u7b49\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e24\u4e2a\u7c7b\u5e93\u6765\u5b8c\u6210\u5b57\u7b26\u4e32\u5904\u7406\u7684\u4efb\u52a1\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u96c6\u5408\u7c7b\u578b\uff1aNSArray, NSDictionary, NSSet\u7b49<\/p>\n\n\n\n<p>\u5728 Object-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u4e2d\uff0c\u96c6\u5408\u7c7b\u578b\u662f\u4e00\u7ec4\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b58\u50a8\u548c\u7ba1\u7406\u6570\u636e\u3002Object-C \u4e2d\u7684 Foundation \u6846\u67b6\u63d0\u4f9b\u4e86\u4e09\u4e2a\u5e38\u7528\u7684\u96c6\u5408\u7c7b\uff1aNSArray\u3001NSDictionary \u548c NSSet\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NSArray<ul><li>NSArray \u662f Object-C \u4e2d\u5e38\u7528\u7684\u6570\u7ec4\u7c7b\uff0c\u5b83\u7528\u4e8e\u5b58\u50a8\u4e00\u7ec4\u6709\u5e8f\u7684\u5bf9\u8c61\uff0c\u6570\u7ec4\u4e2d\u7684\u5bf9\u8c61\u53ef\u4ee5\u662f\u4efb\u610f\u7c7b\u578b\u3002<\/li><li>NSArray \u662f\u4e0d\u53ef\u53d8\u7684\u6570\u7ec4\uff0c\u4e00\u65e6\u521b\u5efa\u540e\u5c31\u65e0\u6cd5\u4fee\u6539\u5b83\u7684\u503c\u3002<\/li><li>NSArray \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6570\u7ec4\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u6570\u7ec4\u5143\u7d20\u7684\u83b7\u53d6\u3001\u6570\u7ec4\u5143\u7d20\u7684\u904d\u5386\u3001\u6570\u7ec4\u5143\u7d20\u7684\u6392\u5e8f\u3001\u6570\u7ec4\u5143\u7d20\u7684\u8fc7\u6ee4\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u4f7f\u7528 @[] \u521b\u5efa\u4e0d\u53ef\u53d8\u6570\u7ec4 NSArray *array1 = @[@\"Apple\", @\"Orange\", @\"Banana\"]; \/\/ \u4f7f\u7528 initWithObjects: \u65b9\u6cd5\u521b\u5efa\u4e0d\u53ef\u53d8\u6570\u7ec4 NSArray *array2 = [[NSArray alloc] initWithObjects:@\"Apple\", @\"Orange\", @\"Banana\", nil];<\/code><\/li>\n\n\n\n<li>NSDictionary<ul><li>NSDictionary \u662f Object-C \u4e2d\u5e38\u7528\u7684\u5b57\u5178\u7c7b\uff0c\u5b83\u7528\u4e8e\u5b58\u50a8\u4e00\u7ec4\u65e0\u5e8f\u7684\u952e\u503c\u5bf9\uff0c\u5176\u4e2d\u952e\u548c\u503c\u90fd\u53ef\u4ee5\u662f\u4efb\u610f\u7c7b\u578b\u3002<\/li><li>NSDictionary \u662f\u4e0d\u53ef\u53d8\u7684\u5b57\u5178\uff0c\u4e00\u65e6\u521b\u5efa\u540e\u5c31\u65e0\u6cd5\u4fee\u6539\u5b83\u7684\u503c\u3002<\/li><li>NSDictionary \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u5b57\u5178\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u5b57\u5178\u5143\u7d20\u7684\u83b7\u53d6\u3001\u5b57\u5178\u5143\u7d20\u7684\u904d\u5386\u3001\u5b57\u5178\u5143\u7d20\u7684\u6392\u5e8f\u3001\u5b57\u5178\u5143\u7d20\u7684\u8fc7\u6ee4\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u4f7f\u7528 @{key:value} \u521b\u5efa\u4e0d\u53ef\u53d8\u5b57\u5178 NSDictionary *dict1 = @{@\"name\": @\"Tom\", @\"age\": @18, @\"gender\": @\"Male\"}; \/\/ \u4f7f\u7528 initWithObjectsAndKeys: \u65b9\u6cd5\u521b\u5efa\u4e0d\u53ef\u53d8\u5b57\u5178 NSDictionary *dict2 = [[NSDictionary alloc] initWithObjectsAndKeys:@\"Tom\", @\"name\", @18, @\"age\", @\"Male\", @\"gender\", nil];<\/code><\/li>\n\n\n\n<li>NSSet<ul><li>NSSet \u662f Object-C \u4e2d\u5e38\u7528\u7684\u96c6\u5408\u7c7b\uff0c\u5b83\u7528\u4e8e\u5b58\u50a8\u4e00\u7ec4\u65e0\u5e8f\u7684\u552f\u4e00\u5bf9\u8c61\uff0c\u96c6\u5408\u4e2d\u7684\u5bf9\u8c61\u53ef\u4ee5\u662f\u4efb\u610f\u7c7b\u578b\u3002<\/li><li>NSSet \u662f\u4e0d\u53ef\u53d8\u7684\u96c6\u5408\uff0c\u4e00\u65e6\u521b\u5efa\u540e\u5c31\u65e0\u6cd5\u4fee\u6539\u5b83\u7684\u503c\u3002<\/li><li>NSSet \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u96c6\u5408\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u96c6\u5408\u5143\u7d20\u7684\u83b7\u53d6\u3001\u96c6\u5408\u5143\u7d20\u7684\u904d\u5386\u3001\u96c6\u5408\u5143\u7d20\u7684\u8fc7\u6ee4\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u4f7f\u7528 [NSSet setWithObjects:] \u521b\u5efa\u4e0d\u53ef\u53d8\u96c6\u5408 NSSet *set1 = [NSSet setWithObjects:@\"Apple\", @\"Orange\", @\"Banana\", nil]; \/\/ \u4f7f\u7528 initWithObjects: \u65b9\u6cd5\u521b\u5efa\u4e0d\u53ef\u53d8\u96c6\u5408 NSSet *set2 = [[NSSet alloc] initWithObjects:@\"Apple\", @\"Orange\", @\"Banana\", nil];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u4e2d\u7684 NSArray\u3001NSDictionary \u548c NSSet \u662f\u5e38\u7528\u7684\u96c6\u5408\u7c7b\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u5b58\u50a8\u548c\u7ba1\u7406\u4e00\u7ec4\u6570\u636e\uff0c\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6570\u7ec4\u3001\u5b57\u5178\u548c\u96c6\u5408\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u5143\u7d20\u7684\u83b7\u53d6\u3001\u5143\u7d20\u7684\u904d\u5386\u3001\u5143\u7d20\u7684\u6392\u5e8f\u3001\u5143\u7d20\u7684\u8fc7\u6ee4\u7b49\u7b49\u3002\u5728\u7f16\u5199 Object-C<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u7c7b\u5e93\u6765\u5b8c\u6210\u96c6\u5408\u7c7b\u578b\u7684\u4efb\u52a1\uff0c\u6bd4\u5982\u5b58\u50a8\u548c\u7ba1\u7406\u4e00\u7ec4\u5b57\u7b26\u4e32\u3001\u6570\u5b57\u3001\u5bf9\u8c61\u7b49\u7b49\u3002<\/p>\n\n\n\n<p>\u6b64\u5916\uff0cNSArray\u3001NSDictionary \u548c NSSet \u8fd8\u90fd\u6709\u5bf9\u5e94\u7684\u53ef\u53d8\u7248\u672c\uff1aNSMutableArray\u3001NSMutableDictionary \u548c NSMutableSet\u3002\u8fd9\u4e9b\u53ef\u53d8\u7248\u672c\u7684\u7c7b\u5e93\u652f\u6301\u52a8\u6001\u5730\u589e\u52a0\u3001\u5220\u9664\u548c\u4fee\u6539\u5143\u7d20\uff0c\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u53ef\u53d8\u6570\u7ec4\u3001\u5b57\u5178\u548c\u96c6\u5408\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u6dfb\u52a0\u5143\u7d20\u3001\u5220\u9664\u5143\u7d20\u3001\u66ff\u6362\u5143\u7d20\u7b49\u7b49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>\/\/ \u4f7f\u7528 NSMutableArray \u521b\u5efa\u53ef\u53d8\u6570\u7ec4\nNSMutableArray *mutableArray = [[NSMutableArray alloc] initWithObjects:@\"Apple\", @\"Orange\", @\"Banana\", nil];\n\n\/\/ \u5411\u53ef\u53d8\u6570\u7ec4\u4e2d\u6dfb\u52a0\u5143\u7d20\n[mutableArray addObject:@\"Grapes\"];\n\n\/\/ \u4ece\u53ef\u53d8\u6570\u7ec4\u4e2d\u5220\u9664\u5143\u7d20\n[mutableArray removeObject:@\"Apple\"];\n\n\/\/ \u66ff\u6362\u53ef\u53d8\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\n[mutableArray replaceObjectAtIndex:0 withObject:@\"Pear\"];\n<\/code><\/pre>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u4e2d\u7684\u96c6\u5408\u7c7b\u578b\u662f\u975e\u5e38\u91cd\u8981\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6570\u7ec4\u3001\u5b57\u5178\u548c\u96c6\u5408\u5904\u7406\u65b9\u6cd5\uff0c\u652f\u6301\u5b58\u50a8\u548c\u7ba1\u7406\u4e00\u7ec4\u6570\u636e\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u7c7b\u5e93\u6765\u63d0\u9ad8\u7f16\u7a0b\u6548\u7387\u548c\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u65e5\u671f\u4e0e\u65f6\u95f4\uff1aNSDate, NSCalendar\u7b49<\/p>\n\n\n\n<p>\u5728 Object-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u4e2d\uff0c\u65e5\u671f\u4e0e\u65f6\u95f4\u5904\u7406\u662f\u4e00\u9879\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\u3002\u65e5\u671f\u548c\u65f6\u95f4\u53ef\u4ee5\u7528\u4e8e\u8bb0\u5f55\u4e8b\u4ef6\u53d1\u751f\u7684\u65f6\u95f4\u3001\u8ba1\u7b97\u65f6\u95f4\u95f4\u9694\u3001\u663e\u793a\u65f6\u95f4\u683c\u5f0f\u7b49\u7b49\u3002Object-C \u4e2d\u7684 Foundation \u6846\u67b6\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u65e5\u671f\u4e0e\u65f6\u95f4\u5904\u7406\u7c7b\u5e93\uff0c\u5305\u62ec NSDate\u3001NSCalendar\u3001NSDateFormatter \u7b49\u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NSDate<ul><li>NSDate \u662f Object-C \u4e2d\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u7c7b\uff0c\u5b83\u8868\u793a\u4e00\u4e2a\u65e5\u671f\u548c\u65f6\u95f4\u7684\u5bf9\u8c61\u3002<\/li><li>NSDate \u53ef\u4ee5\u901a\u8fc7\u65f6\u95f4\u6233\u3001\u5b57\u7b26\u4e32\u7b49\u591a\u79cd\u65b9\u5f0f\u8fdb\u884c\u521b\u5efa\u548c\u8f6c\u6362\u3002<\/li><li>NSDate \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u83b7\u53d6\u65e5\u671f\u548c\u65f6\u95f4\u7ec4\u6210\u90e8\u5206\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u6bd4\u8f83\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u8fd0\u7b97\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u83b7\u53d6\u5f53\u524d\u65f6\u95f4 NSDate *now = [NSDate date]; \/\/ \u83b7\u53d6\u6307\u5b9a\u65f6\u95f4 NSDate *date = [NSDate dateWithTimeIntervalSince1970:timestamp];<\/code><\/li>\n\n\n\n<li>NSCalendar<ul><li>NSCalendar \u662f Object-C \u4e2d\u5e38\u7528\u7684\u65e5\u5386\u7c7b\uff0c\u5b83\u7528\u4e8e\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u7684\u8ba1\u7b97\u548c\u8f6c\u6362\u3002<\/li><li>NSCalendar \u53ef\u4ee5\u901a\u8fc7\u4e0d\u540c\u7684\u65e5\u5386\u7cfb\u7edf\u6765\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\uff0c\u5305\u62ec\u516c\u5386\u3001\u519c\u5386\u7b49\u7b49\u3002<\/li><li>NSCalendar \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u65e5\u671f\u548c\u65f6\u95f4\u7684\u8ba1\u7b97\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u8f6c\u6362\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u6bd4\u8f83\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u83b7\u53d6\u5f53\u524d\u65e5\u5386 NSCalendar *calendar = [NSCalendar currentCalendar]; \/\/ \u83b7\u53d6\u65e5\u671f\u7684\u7ec4\u6210\u90e8\u5206 NSDateComponents *components = [calendar components:NSCalendarUnitYear|NSCalendarUnitMonth|NSCalendarUnitDay fromDate:date];<\/code><\/li>\n\n\n\n<li>NSDateFormatter<ul><li>NSDateFormatter \u662f Object-C \u4e2d\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u683c\u5f0f\u5316\u7c7b\uff0c\u5b83\u7528\u4e8e\u5c06\u65e5\u671f\u548c\u65f6\u95f4\u5bf9\u8c61\u683c\u5f0f\u5316\u4e3a\u6307\u5b9a\u7684\u5b57\u7b26\u4e32\u3002<\/li><li>NSDateFormatter \u53ef\u4ee5\u5c06\u65e5\u671f\u548c\u65f6\u95f4\u5bf9\u8c61\u8f6c\u6362\u4e3a\u4e0d\u540c\u7684\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\uff0c\u4e5f\u53ef\u4ee5\u5c06\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u65e5\u671f\u548c\u65f6\u95f4\u5bf9\u8c61\u3002<\/li><li>NSDateFormatter \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u683c\u5f0f\u5316\u65b9\u6cd5\uff0c\u6bd4\u5982\u65e5\u671f\u548c\u65f6\u95f4\u7684\u683c\u5f0f\u5316\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u8f6c\u6362\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u672c\u5730\u5316\u7b49\u7b49\u3002<\/li><\/ul>swiftCopy code<code>\/\/ \u521b\u5efa\u65e5\u671f\u683c\u5f0f\u5316\u5bf9\u8c61 NSDateFormatter *formatter = [[NSDateFormatter alloc] init]; \/\/ \u8bbe\u7f6e\u65e5\u671f\u683c\u5f0f [formatter setDateFormat:@\"yyyy-MM-dd HH:mm:ss\"]; \/\/ \u5c06\u65e5\u671f\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32 NSString *dateString = [formatter stringFromDate:date];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u4e2d\u7684 NSDate\u3001NSCalendar \u548c NSDateFormatter \u662f\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u7c7b\u5e93\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u7684\u8ba1\u7b97\u3001\u8f6c\u6362\u548c\u683c\u5f0f\u5316\uff0c\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u83b7\u53d6\u65e5\u671f\u548c\u65f6\u95f4\u7ec4\u6210\u90e8\u5206\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u6bd4\u8f83\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u683c\u5f0f\u5316\u3001\u65e5\u671f\u548c\u65f6\u95f4\u7684\u672c\u5730\u5316\u7b49\u7b49\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u7c7b\u5e93\u6765\u5b8c\u6210\u65e5\u671f\u548c\u65f6\u95f4\u5904\u7406\u7684\u4efb\u52a1\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u6587\u4ef6\u4e0e\u8def\u5f84\u64cd\u4f5c\uff1aNSFileManager\u7b49<\/p>\n\n\n\n<p>\u5728 Object-C \u5e38\u7528\u6846\u67b6\u548c\u7c7b\u5e93\u4e2d\uff0c\u6587\u4ef6\u4e0e\u8def\u5f84\u64cd\u4f5c\u662f\u4e00\u9879\u975e\u5e38\u5e38\u7528\u7684\u529f\u80fd\u3002Object-C \u4e2d\u7684 Foundation \u6846\u67b6\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6587\u4ef6\u4e0e\u8def\u5f84\u64cd\u4f5c\u7c7b\u5e93\uff0c\u5305\u62ec NSFileManager\u3001NSURL\u3001NSData \u7b49\u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NSFileManager<ul><li>NSFileManager \u662f Object-C \u4e2d\u5e38\u7528\u7684\u6587\u4ef6\u548c\u76ee\u5f55\u7ba1\u7406\u7c7b\uff0c\u5b83\u7528\u4e8e\u64cd\u4f5c\u6587\u4ef6\u548c\u76ee\u5f55\uff0c\u6bd4\u5982\u521b\u5efa\u6587\u4ef6\u3001\u590d\u5236\u6587\u4ef6\u3001\u79fb\u52a8\u6587\u4ef6\u3001\u5220\u9664\u6587\u4ef6\u7b49\u7b49\u3002<\/li><li>NSFileManager \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6587\u4ef6\u548c\u76ee\u5f55\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3001\u521b\u5efa\u76ee\u5f55\u3001\u590d\u5236\u6587\u4ef6\u3001\u79fb\u52a8\u6587\u4ef6\u3001\u5220\u9664\u6587\u4ef6\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa\u6587\u4ef6\u7ba1\u7406\u5668\u5bf9\u8c61 NSFileManager *fileManager = [NSFileManager defaultManager]; \/\/ \u5224\u65ad\u6587\u4ef6\u662f\u5426\u5b58\u5728 BOOL fileExists = [fileManager fileExistsAtPath:path]; \/\/ \u521b\u5efa\u76ee\u5f55 NSError *error = nil; BOOL success = [fileManager createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:&amp;error];<\/code><\/li>\n\n\n\n<li>NSURL<ul><li>NSURL \u662f Object-C \u4e2d\u5e38\u7528\u7684 URL \u7c7b\uff0c\u5b83\u7528\u4e8e\u5904\u7406 URL \u5730\u5740\u7684\u64cd\u4f5c\uff0c\u6bd4\u5982\u521b\u5efa URL\u3001\u89e3\u6790 URL\u3001\u62fc\u63a5 URL \u7b49\u7b49\u3002<\/li><li>NSURL \u53ef\u4ee5\u5904\u7406\u4e0d\u540c\u7684 URL \u5730\u5740\uff0c\u5305\u62ec\u6587\u4ef6 URL\u3001HTTP URL \u7b49\u7b49\u3002<\/li><li>NSURL \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684 URL \u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u521b\u5efa URL\u3001\u89e3\u6790 URL\u3001\u62fc\u63a5 URL\u3001\u6bd4\u8f83 URL \u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa URL NSURL *url = [NSURL fileURLWithPath:path]; \/\/ \u89e3\u6790 URL NSString *scheme = url.scheme; NSString *host = url.host;<\/code><\/li>\n\n\n\n<li>NSData<ul><li>NSData \u662f Object-C \u4e2d\u5e38\u7528\u7684\u6570\u636e\u64cd\u4f5c\u7c7b\uff0c\u5b83\u7528\u4e8e\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\u6570\u636e\uff0c\u6bd4\u5982\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3001\u5199\u5165\u6587\u4ef6\u5185\u5bb9\u3001\u5c06\u6587\u4ef6\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7b49\u7b49\u3002<\/li><li>NSData \u53ef\u4ee5\u5904\u7406\u4e0d\u540c\u7684\u6570\u636e\u683c\u5f0f\uff0c\u5305\u62ec\u4e8c\u8fdb\u5236\u6570\u636e\u3001\u5b57\u7b26\u4e32\u6570\u636e\u7b49\u7b49\u3002<\/li><li>NSData \u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6570\u636e\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u8bfb\u53d6\u6587\u4ef6\u6570\u636e\u3001\u5199\u5165\u6587\u4ef6\u6570\u636e\u3001\u5c06\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u8bfb\u53d6\u6587\u4ef6\u6570\u636e NSData *data = [NSData dataWithContentsOfFile:path]; \/\/ \u5c06\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32 NSString *content = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u4e2d\u7684 NSFileManager\u3001NSURL \u548c NSData \u662f\u5e38\u7528\u7684\u6587\u4ef6\u4e0e\u8def\u5f84\u64cd\u4f5c\u7c7b\u5e93\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u64cd\u4f5c\u6587\u4ef6\u548c\u76ee\u5f55\u3001\u5904\u7406 URL \u5730\u5740\u3001\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\u6570\u636e\uff0c\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u6587\u4ef6\u548c\u8def\u5f84\u5904\u7406\u65b9\u6cd5\uff0c\u6bd4\u5982\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3001\u521b\u5efa\u76ee\u5f55\u3001\u89e3\u6790 URL\u3001\u8bfb\u53d6\u6587\u4ef6\u6570\u636e\u3001\u5c06\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u7b49\u7b49\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u7c7b\u5e93\u6765\u5b8c\u6210\u6587\u4ef6\u4e0e\u8def\u5f84\u64cd\u4f5c\u7684\u4efb\u52a1\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u754c\u9762\u63a7\u4ef6\uff1aUIButton, UILabel, UITextField\u7b49<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u754c\u9762\u63a7\u4ef6\u662f\u7f16\u5199\u56fe\u5f62\u754c\u9762\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u754c\u9762\u63a7\u4ef6\u5305\u62ec UIButton\u3001UILabel\u3001UITextField \u7b49\u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>UIButton<ul><li>UIButton \u662f Object-C \u4e2d\u5e38\u7528\u7684\u6309\u94ae\u63a7\u4ef6\uff0c\u7528\u4e8e\u54cd\u5e94\u7528\u6237\u70b9\u51fb\u4e8b\u4ef6\u3002<\/li><li>UIButton \u53ef\u4ee5\u8bbe\u7f6e\u4e0d\u540c\u7684\u72b6\u6001\u6837\u5f0f\uff0c\u5305\u62ec\u6b63\u5e38\u72b6\u6001\u3001\u9ad8\u4eae\u72b6\u6001\u3001\u9009\u4e2d\u72b6\u6001\u7b49\u7b49\u3002<\/li><li>UIButton \u53ef\u4ee5\u6dfb\u52a0\u54cd\u5e94\u4e8b\u4ef6\uff0c\u901a\u8fc7 Target-Action \u673a\u5236\u6765\u5904\u7406\u7528\u6237\u70b9\u51fb\u4e8b\u4ef6\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa UIButton UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem]; \/\/ \u8bbe\u7f6e\u6309\u94ae\u6807\u9898 [button setTitle:@\"Button\" forState:UIControlStateNormal]; \/\/ \u6dfb\u52a0\u6309\u94ae\u54cd\u5e94\u4e8b\u4ef6 [button addTarget:self action:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside];<\/code><\/li>\n\n\n\n<li>UILabel<ul><li>UILabel \u662f Object-C \u4e2d\u5e38\u7528\u7684\u6807\u7b7e\u63a7\u4ef6\uff0c\u7528\u4e8e\u663e\u793a\u6587\u672c\u5185\u5bb9\u3002<\/li><li>UILabel \u53ef\u4ee5\u8bbe\u7f6e\u4e0d\u540c\u7684\u6587\u672c\u5c5e\u6027\uff0c\u5305\u62ec\u5b57\u4f53\u3001\u989c\u8272\u3001\u5bf9\u9f50\u65b9\u5f0f\u7b49\u7b49\u3002<\/li><li>UILabel \u53ef\u4ee5\u81ea\u52a8\u8ba1\u7b97\u6587\u672c\u7684\u5927\u5c0f\uff0c\u652f\u6301\u591a\u884c\u6587\u672c\u663e\u793a\u3002<\/li><\/ul>lessCopy code<code>\/\/ \u521b\u5efa UILabel UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 200, 50)]; \/\/ \u8bbe\u7f6e\u6587\u672c\u5185\u5bb9 label.text = @\"Hello, world!\"; \/\/ \u8bbe\u7f6e\u6587\u672c\u989c\u8272 label.textColor = [UIColor blackColor]; \/\/ \u8bbe\u7f6e\u6587\u672c\u5bf9\u9f50\u65b9\u5f0f label.textAlignment = NSTextAlignmentCenter;<\/code><\/li>\n\n\n\n<li>UITextField<ul><li>UITextField \u662f Object-C \u4e2d\u5e38\u7528\u7684\u6587\u672c\u6846\u63a7\u4ef6\uff0c\u7528\u4e8e\u7528\u6237\u8f93\u5165\u6587\u672c\u5185\u5bb9\u3002<\/li><li>UITextField \u53ef\u4ee5\u8bbe\u7f6e\u4e0d\u540c\u7684\u6837\u5f0f\u5c5e\u6027\uff0c\u5305\u62ec\u8fb9\u6846\u3001\u5b57\u4f53\u3001\u5360\u4f4d\u7b26\u7b49\u7b49\u3002<\/li><li>UITextField \u53ef\u4ee5\u6dfb\u52a0\u54cd\u5e94\u4e8b\u4ef6\uff0c\u5904\u7406\u7528\u6237\u8f93\u5165\u4e8b\u4ef6\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa UITextField UITextField *textField = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 200, 50)]; \/\/ \u8bbe\u7f6e\u5360\u4f4d\u7b26 textField.placeholder = @\"Input text here...\"; \/\/ \u8bbe\u7f6e\u8fb9\u6846\u6837\u5f0f textField.borderStyle = UITextBorderStyleRoundedRect; \/\/ \u6dfb\u52a0\u8f93\u5165\u4e8b\u4ef6 [textField addTarget:self action:@selector(textFieldDidChange:) forControlEvents:UIControlEventEditingChanged];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cObject-C \u4e2d\u7684 UIButton\u3001UILabel \u548c UITextField \u662f\u5e38\u7528\u7684\u754c\u9762\u63a7\u4ef6\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u54cd\u5e94\u7528\u6237\u70b9\u51fb\u4e8b\u4ef6\u3001\u663e\u793a\u6587\u672c\u5185\u5bb9\u3001\u7528\u6237\u8f93\u5165\u6587\u672c\u5185\u5bb9\uff0c\u63d0\u4f9b\u4e86\u4e00\u7ec4\u5e38\u7528\u7684\u63a7\u4ef6\u6837\u5f0f\u548c\u5c5e\u6027\uff0c\u6bd4\u5982\u6309\u94ae\u6807\u9898\u3001\u6807\u7b7e\u6587\u672c\u3001\u6587\u672c\u6846\u8fb9\u6846\u7b49\u7b49\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u63a7\u4ef6\u6765\u5b8c\u6210\u56fe\u5f62\u754c\u9762\u7684\u8bbe\u8ba1\u548c\u4ea4\u4e92\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u89c6\u56fe\u4e0e\u89c6\u56fe\u63a7\u5236\u5668<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u89c6\u56fe\u4e0e\u89c6\u56fe\u63a7\u5236\u5668\u662f iOS \u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u4e2d\u7684\u91cd\u8981\u6982\u5ff5\uff0c\u7528\u4e8e\u7ec4\u7ec7\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u754c\u9762\u5143\u7d20\u548c\u4ea4\u4e92\u884c\u4e3a\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u89c6\u56fe<ul><li>\u89c6\u56fe\u662f Object-C \u4e2d\u7684\u754c\u9762\u5143\u7d20\uff0c\u7528\u4e8e\u663e\u793a\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u5f62\u754c\u9762\u3002<\/li><li>\u89c6\u56fe\u53ef\u4ee5\u662f UIView \u6216\u5176\u5b50\u7c7b\u7684\u5b9e\u4f8b\uff0c\u5305\u62ec UIButton\u3001UILabel\u3001UITextField \u7b49\u7b49\u3002<\/li><li>\u89c6\u56fe\u53ef\u4ee5\u5305\u542b\u5b50\u89c6\u56fe\uff0c\u901a\u8fc7\u5c42\u7ea7\u5173\u7cfb\u6765\u7ec4\u7ec7\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u754c\u9762\u5143\u7d20\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa\u89c6\u56fe UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 200, 200)]; \/\/ \u6dfb\u52a0\u5b50\u89c6\u56fe UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem]; [button setTitle:@\"Button\" forState:UIControlStateNormal]; [view addSubview:button];<\/code><\/li>\n\n\n\n<li>\u89c6\u56fe\u63a7\u5236\u5668<ul><li>\u89c6\u56fe\u63a7\u5236\u5668\u662f Object-C \u4e2d\u7ba1\u7406\u89c6\u56fe\u7684\u7c7b\uff0c\u7528\u4e8e\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u5f62\u754c\u9762\u548c\u4ea4\u4e92\u884c\u4e3a\u3002<\/li><li>\u89c6\u56fe\u63a7\u5236\u5668\u53ef\u4ee5\u662f UIViewController \u6216\u5176\u5b50\u7c7b\u7684\u5b9e\u4f8b\uff0c\u5305\u62ec UINavigationController\u3001UITabBarController \u7b49\u7b49\u3002<\/li><li>\u89c6\u56fe\u63a7\u5236\u5668\u7ba1\u7406\u4e00\u4e2a\u6216\u591a\u4e2a\u89c6\u56fe\uff0c\u901a\u8fc7\u89c6\u56fe\u5c42\u7ea7\u5173\u7cfb\u6765\u7ec4\u7ec7\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u754c\u9762\u5143\u7d20\u3002<\/li><\/ul>swiftCopy code<code>\/\/ \u521b\u5efa\u89c6\u56fe\u63a7\u5236\u5668 UIViewController *viewController = [[UIViewController alloc] init]; \/\/ \u6dfb\u52a0\u89c6\u56fe UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 200, 200)]; [viewController.view addSubview:view];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u89c6\u56fe\u4e0e\u89c6\u56fe\u63a7\u5236\u5668\u662f Object-C \u4e2d\u7ec4\u7ec7\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u754c\u9762\u5143\u7d20\u548c\u4ea4\u4e92\u884c\u4e3a\u7684\u91cd\u8981\u6982\u5ff5\uff0c\u89c6\u56fe\u662f\u754c\u9762\u5143\u7d20\u7684\u57fa\u672c\u5355\u5143\uff0c\u89c6\u56fe\u63a7\u5236\u5668\u662f\u7ba1\u7406\u89c6\u56fe\u7684\u7c7b\uff0c\u901a\u8fc7\u89c6\u56fe\u5c42\u7ea7\u5173\u7cfb\u6765\u7ec4\u7ec7\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u754c\u9762\u5143\u7d20\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u89c6\u56fe\u548c\u89c6\u56fe\u63a7\u5236\u5668\u6765\u5b8c\u6210\u5e94\u7528\u7a0b\u5e8f\u7684\u56fe\u5f62\u754c\u9762\u8bbe\u8ba1\u548c\u4ea4\u4e92\u884c\u4e3a\u7684\u5b9e\u73b0\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C Auto Layout\u548c\u7ea6\u675f\u5e03\u5c40<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0cAuto Layout \u662f\u4e00\u79cd\u754c\u9762\u5e03\u5c40\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528\u7ea6\u675f\uff08Constraints\uff09\u6765\u63cf\u8ff0\u89c6\u56fe\u95f4\u7684\u5173\u7cfb\uff0c\u4ece\u800c\u5b9e\u73b0\u81ea\u9002\u5e94\u7684\u754c\u9762\u5e03\u5c40\u3002Auto Layout \u63d0\u4f9b\u4e86\u4e00\u79cd\u57fa\u4e8e\u7ea6\u675f\u7684\u5e03\u5c40\u65b9\u5f0f\uff0c\u53ef\u4ee5\u9002\u5e94\u4e0d\u540c\u5c4f\u5e55\u5927\u5c0f\u548c\u65b9\u5411\u7684\u53d8\u5316\uff0c\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7ea6\u675f<ul><li>\u7ea6\u675f\u662f Auto Layout \u7684\u57fa\u672c\u5355\u5143\uff0c\u7528\u4e8e\u63cf\u8ff0\u89c6\u56fe\u95f4\u7684\u5173\u7cfb\u3002<\/li><li>\u7ea6\u675f\u53ef\u4ee5\u662f\u89c6\u56fe\u7684\u4f4d\u7f6e\u3001\u5927\u5c0f\u3001\u95f4\u8ddd\u7b49\u7b49\uff0c\u901a\u8fc7\u76f8\u5bf9\u4f4d\u7f6e\u548c\u5c3a\u5bf8\u6765\u63cf\u8ff0\u89c6\u56fe\u95f4\u7684\u5173\u7cfb\u3002<\/li><li>\u7ea6\u675f\u53ef\u4ee5\u8bbe\u7f6e\u4f18\u5148\u7ea7\uff0c\u4ee5\u89e3\u51b3\u51b2\u7a81\u548c\u4e0d\u4e00\u81f4\u7684\u7ea6\u675f\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa\u7ea6\u675f NSLayoutConstraint *constraint = [NSLayoutConstraint constraintWithItem:view1 attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:view2 attribute:NSLayoutAttributeRight multiplier:1.0 constant:10]; \/\/ \u6dfb\u52a0\u7ea6\u675f [self.view addConstraint:constraint];<\/code><\/li>\n\n\n\n<li>\u7ea6\u675f\u5e03\u5c40<ul><li>\u7ea6\u675f\u5e03\u5c40\u662f Auto Layout \u7684\u5e03\u5c40\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528\u7ea6\u675f\u6765\u63cf\u8ff0\u89c6\u56fe\u95f4\u7684\u5173\u7cfb\uff0c\u4ece\u800c\u5b9e\u73b0\u81ea\u9002\u5e94\u7684\u754c\u9762\u5e03\u5c40\u3002<\/li><li>\u7ea6\u675f\u5e03\u5c40\u53ef\u4ee5\u9002\u5e94\u4e0d\u540c\u5c4f\u5e55\u5927\u5c0f\u548c\u65b9\u5411\u7684\u53d8\u5316\uff0c\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/li><li>\u7ea6\u675f\u5e03\u5c40\u53ef\u4ee5\u4f7f\u7528 Storyboard \u6216\u4ee3\u7801\u6765\u5b9e\u73b0\uff0c\u901a\u8fc7\u8bbe\u7f6e\u7ea6\u675f\u6765\u5b9e\u73b0\u89c6\u56fe\u7684\u5e03\u5c40\u3002<\/li><\/ul>csharpCopy code<code>\/\/ \u4f7f\u7528\u4ee3\u7801\u8bbe\u7f6e\u7ea6\u675f [NSLayoutConstraint activateConstraints:@[ [view1.leadingAnchor constraintEqualToAnchor:view2.trailingAnchor constant:10], [view1.topAnchor constraintEqualToAnchor:view2.bottomAnchor constant:10], [view1.widthAnchor constraintEqualToConstant:100], [view1.heightAnchor constraintEqualToConstant:100], ]]; \/\/ \u4f7f\u7528 Storyboard \u8bbe\u7f6e\u7ea6\u675f \/\/ \u901a\u8fc7 Interface Builder \u4e2d\u7684\u7ea6\u675f\u7f16\u8f91\u5668\u6765\u8bbe\u7f6e\u89c6\u56fe\u95f4\u7684\u7ea6\u675f\u5173\u7cfb<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cAuto Layout \u548c\u7ea6\u675f\u5e03\u5c40\u662f Object-C \u4e2d\u4e00\u79cd\u57fa\u4e8e\u7ea6\u675f\u7684\u754c\u9762\u5e03\u5c40\u65b9\u5f0f\uff0c\u4f7f\u7528\u7ea6\u675f\u6765\u63cf\u8ff0\u89c6\u56fe\u95f4\u7684\u5173\u7cfb\uff0c\u4ece\u800c\u5b9e\u73b0\u81ea\u9002\u5e94\u7684\u754c\u9762\u5e03\u5c40\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 Auto Layout \u548c\u7ea6\u675f\u5e03\u5c40\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u81ea\u9002\u5e94\u5e03\u5c40\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C \u4e8b\u4ef6\u5904\u7406\u4e0e\u624b\u52bf\u8bc6\u522b<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u4e8b\u4ef6\u5904\u7406\u4e0e\u624b\u52bf\u8bc6\u522b\u662f\u5b9e\u73b0\u7528\u6237\u4ea4\u4e92\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u4eec\u7528\u4e8e\u5904\u7406\u7528\u6237\u7684\u70b9\u51fb\u3001\u62d6\u62fd\u3001\u6ed1\u52a8\u7b49\u884c\u4e3a\uff0c\u4ece\u800c\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u4ea4\u4e92\u548c\u53cd\u9988\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e8b\u4ef6\u5904\u7406<ul><li>\u4e8b\u4ef6\u5904\u7406\u662f Object-C \u4e2d\u5904\u7406\u7528\u6237\u4ea4\u4e92\u884c\u4e3a\u7684\u65b9\u5f0f\uff0c\u7528\u4e8e\u54cd\u5e94\u7528\u6237\u7684\u70b9\u51fb\u3001\u6ed1\u52a8\u3001\u62d6\u62fd\u7b49\u4e8b\u4ef6\u3002<\/li><li>\u4e8b\u4ef6\u5904\u7406\u53ef\u4ee5\u901a\u8fc7 Target-Action \u6216\u624b\u52bf\u8bc6\u522b\u5668\u6765\u5b9e\u73b0\u3002<\/li><li>Target-Action \u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e8b\u4ef6\u5904\u7406\u65b9\u5f0f\uff0c\u53ef\u4ee5\u901a\u8fc7 addTarget:action:forControlEvents: \u65b9\u6cd5\u6765\u6dfb\u52a0\u4e8b\u4ef6\u5904\u7406\u65b9\u6cd5\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa UIButton UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem]; \/\/ \u6dfb\u52a0 Target-Action [button addTarget:self action:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside]; \/\/ \u54cd\u5e94\u65b9\u6cd5 - (void)buttonClicked:(UIButton *)sender { NSLog(@\"Button clicked.\"); }<\/code><\/li>\n\n\n\n<li>\u624b\u52bf\u8bc6\u522b<ul><li>\u624b\u52bf\u8bc6\u522b\u662f Object-C \u4e2d\u5904\u7406\u7528\u6237\u624b\u52bf\u884c\u4e3a\u7684\u65b9\u5f0f\uff0c\u5305\u62ec\u70b9\u51fb\u3001\u62d6\u62fd\u3001\u6ed1\u52a8\u7b49\u884c\u4e3a\u3002<\/li><li>\u624b\u52bf\u8bc6\u522b\u53ef\u4ee5\u901a\u8fc7 UIGestureRecognizer \u6216\u5176\u5b50\u7c7b\u6765\u5b9e\u73b0\uff0c\u5305\u62ec UITapGestureRecognizer\u3001UIPanGestureRecognizer \u7b49\u7b49\u3002<\/li><li>\u624b\u52bf\u8bc6\u522b\u5668\u53ef\u4ee5\u6dfb\u52a0\u5230\u89c6\u56fe\u4e0a\uff0c\u901a\u8fc7 addTarget:action: \u65b9\u6cd5\u6765\u6dfb\u52a0\u4e8b\u4ef6\u5904\u7406\u65b9\u6cd5\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa\u624b\u52bf\u8bc6\u522b\u5668 UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapGestureRecognized:)]; \/\/ \u6dfb\u52a0\u624b\u52bf\u8bc6\u522b\u5668 [self.view addGestureRecognizer:tapGesture]; \/\/ \u54cd\u5e94\u65b9\u6cd5 - (void)tapGestureRecognized:(UITapGestureRecognizer *)gestureRecognizer { NSLog(@\"Tap gesture recognized.\"); }<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u4e8b\u4ef6\u5904\u7406\u4e0e\u624b\u52bf\u8bc6\u522b\u662f Object-C \u4e2d\u5904\u7406\u7528\u6237\u4ea4\u4e92\u884c\u4e3a\u7684\u91cd\u8981\u65b9\u5f0f\uff0c\u53ef\u4ee5\u901a\u8fc7 Target-Action \u6216\u624b\u52bf\u8bc6\u522b\u5668\u6765\u5b9e\u73b0\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8b\u4ef6\u5904\u7406\u548c\u624b\u52bf\u8bc6\u522b\u6765\u5904\u7406\u7528\u6237\u4ea4\u4e92\u884c\u4e3a\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u4ea4\u4e92\u548c\u53cd\u9988\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C \u5bfc\u822a\u4e0e\u89c6\u56fe\u5207\u6362<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u5bfc\u822a\u4e0e\u89c6\u56fe\u5207\u6362\u662f\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u754c\u9762\u6d41\u7545\u548c\u6613\u7528\u6027\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002\u901a\u8fc7\u5bfc\u822a\u548c\u89c6\u56fe\u5207\u6362\uff0c\u7528\u6237\u53ef\u4ee5\u65b9\u4fbf\u5730\u6d4f\u89c8\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4e0d\u540c\u9875\u9762\u548c\u5185\u5bb9\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5bfc\u822a\u63a7\u5236\u5668<ul><li>\u5bfc\u822a\u63a7\u5236\u5668\u662f Object-C \u4e2d\u7528\u4e8e\u7ba1\u7406\u89c6\u56fe\u5207\u6362\u7684\u7c7b\uff0c\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5806\u6808\u5f0f\u7684\u5bfc\u822a\u754c\u9762\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u89c6\u56fe\u5207\u6362\u3002<\/li><li>\u5bfc\u822a\u63a7\u5236\u5668\u53ef\u4ee5\u901a\u8fc7 UINavigationController \u7c7b\u6765\u5b9e\u73b0\uff0c\u4f7f\u7528 pushViewController:animated: \u65b9\u6cd5\u5c06\u65b0\u7684\u89c6\u56fe\u63a7\u5236\u5668\u63a8\u5165\u5bfc\u822a\u5806\u6808\u4e2d\u3002<\/li><\/ul>swiftCopy code<code>\/\/ \u521b\u5efa\u5bfc\u822a\u63a7\u5236\u5668 UIViewController *viewController1 = [[UIViewController alloc] init]; UIViewController *viewController2 = [[UIViewController alloc] init]; UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:viewController1]; \/\/ \u6dfb\u52a0\u65b0\u89c6\u56fe\u63a7\u5236\u5668 [navigationController pushViewController:viewController2 animated:YES];<\/code><\/li>\n\n\n\n<li>\u6a21\u6001\u89c6\u56fe\u63a7\u5236\u5668<ul><li>\u6a21\u6001\u89c6\u56fe\u63a7\u5236\u5668\u662f Object-C \u4e2d\u7528\u4e8e\u7ba1\u7406\u89c6\u56fe\u5207\u6362\u7684\u7c7b\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u8986\u76d6\u5f0f\u7684\u89c6\u56fe\u5207\u6362\u65b9\u5f0f\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u89c6\u56fe\u5207\u6362\u3002<\/li><li>\u6a21\u6001\u89c6\u56fe\u63a7\u5236\u5668\u53ef\u4ee5\u901a\u8fc7 presentViewController:animated:completion: \u65b9\u6cd5\u6765\u5b9e\u73b0\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa\u6a21\u6001\u89c6\u56fe\u63a7\u5236\u5668 UIViewController *viewController = [[UIViewController alloc] init]; \/\/ \u6dfb\u52a0\u6a21\u6001\u89c6\u56fe\u63a7\u5236\u5668 [self presentViewController:viewController animated:YES completion:nil];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u5bfc\u822a\u4e0e\u89c6\u56fe\u5207\u6362\u662f Object-C \u4e2d\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u754c\u9762\u6d41\u7545\u548c\u6613\u7528\u6027\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002\u901a\u8fc7\u5bfc\u822a\u63a7\u5236\u5668\u548c\u6a21\u6001\u89c6\u56fe\u63a7\u5236\u5668\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u89c6\u56fe\u5207\u6362\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u5bfc\u822a\u548c\u6d4f\u89c8\u529f\u80fd\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5bfc\u822a\u4e0e\u89c6\u56fe\u5207\u6362\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u7684\u754c\u9762\u8bbe\u8ba1\u548c\u4ea4\u4e92\u884c\u4e3a\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C NSURLSession\u4e0e\u7f51\u7edc\u8bf7\u6c42<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0cNSURLSession \u662f\u4e00\u79cd\u7528\u4e8e\u5904\u7406\u7f51\u7edc\u8bf7\u6c42\u7684 API\uff0c\u63d0\u4f9b\u4e86\u5f02\u6b65\u7f51\u7edc\u8bf7\u6c42\u3001\u6570\u636e\u4e0b\u8f7d\u7b49\u529f\u80fd\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u5904\u7406\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u4e0b\u8f7d\u3002NSURLSession \u652f\u6301\u591a\u79cd\u7f51\u7edc\u534f\u8bae\uff0c\u5305\u62ec HTTP\u3001HTTPS \u7b49\u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u521b\u5efa NSURLSession<ul><li>\u521b\u5efa NSURLSession \u5bf9\u8c61\u662f\u8fdb\u884c\u7f51\u7edc\u8bf7\u6c42\u7684\u7b2c\u4e00\u6b65\uff0c\u53ef\u4ee5\u901a\u8fc7 NSURLSessionConfiguration \u548c NSURLSession \u6765\u521b\u5efa\u3002<\/li><li>NSURLSessionConfiguration \u7528\u4e8e\u914d\u7f6e NSURLSession \u7684\u4e00\u4e9b\u5c5e\u6027\uff0c\u5982\u8bf7\u6c42\u8d85\u65f6\u65f6\u95f4\u3001\u7f13\u5b58\u7b56\u7565\u7b49\u7b49\u3002<\/li><li>NSURLSession \u53ef\u4ee5\u901a\u8fc7\u4e0d\u540c\u7684\u914d\u7f6e\u7c7b\u578b\u521b\u5efa\uff0c\u5305\u62ec defaultSessionConfiguration\u3001ephemeralSessionConfiguration\u3001backgroundSessionConfigurationWithIdentifier: \u65b9\u6cd5\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa NSURLSessionConfiguration \u5bf9\u8c61 NSURLSessionConfiguration *configuration = [NSURLSessionConfiguration defaultSessionConfiguration]; \/\/ \u521b\u5efa NSURLSession \u5bf9\u8c61 NSURLSession *session = [NSURLSession sessionWithConfiguration:configuration];<\/code><\/li>\n\n\n\n<li>\u53d1\u9001\u7f51\u7edc\u8bf7\u6c42<ul><li>\u53d1\u9001\u7f51\u7edc\u8bf7\u6c42\u662f\u4f7f\u7528 NSURLSession \u7684\u5173\u952e\u6b65\u9aa4\uff0c\u53ef\u4ee5\u4f7f\u7528 NSURLSessionDataTask\u3001NSURLSessionDownloadTask\u3001NSURLSessionUploadTask \u7b49\u65b9\u6cd5\u6765\u53d1\u9001\u8bf7\u6c42\u3002<\/li><li>NSURLSessionDataTask \u7528\u4e8e\u53d1\u9001\u666e\u901a\u7684\u7f51\u7edc\u8bf7\u6c42\uff0c\u5982 GET\u3001POST \u7b49\u3002<\/li><li>NSURLSessionDownloadTask \u7528\u4e8e\u4e0b\u8f7d\u6587\u4ef6\uff0c\u53ef\u4ee5\u5c06\u6587\u4ef6\u4fdd\u5b58\u5230\u672c\u5730\u3002<\/li><li>NSURLSessionUploadTask \u7528\u4e8e\u4e0a\u4f20\u6587\u4ef6\uff0c\u53ef\u4ee5\u5c06\u6587\u4ef6\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa NSURLRequest \u5bf9\u8c61 NSURL *url = [NSURL URLWithString:@\"https:\/\/www.example.com\"]; NSURLRequest *request = [NSURLRequest requestWithURL:url]; \/\/ \u53d1\u9001\u7f51\u7edc\u8bf7\u6c42 NSURLSessionDataTask *task = [session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) { if (error) { NSLog(@\"Error: %@\", error); } else { NSLog(@\"Response: %@\", response); NSLog(@\"Data: %@\", data); } }]; [task resume];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cNSURLSession \u662f Object-C \u4e2d\u7528\u4e8e\u5904\u7406\u7f51\u7edc\u8bf7\u6c42\u7684 API\uff0c\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa NSURLSession \u5bf9\u8c61\u548c\u53d1\u9001\u7f51\u7edc\u8bf7\u6c42\u6765\u5b9e\u73b0\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u4e0b\u8f7d\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 NSURLSession \u548c\u76f8\u5173\u65b9\u6cd5\u6765\u5904\u7406\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u4e0b\u8f7d\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u7f51\u7edc\u4ea4\u4e92\u548c\u6570\u636e\u83b7\u53d6\u529f\u80fd\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C JSON\u89e3\u6790\u4e0e\u5e8f\u5217\u5316<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0cJSON \u89e3\u6790\u4e0e\u5e8f\u5217\u5316\u662f\u5904\u7406\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u4ea4\u4e92\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u53ef\u4ee5\u5c06\u6570\u636e\u4ece JSON \u683c\u5f0f\u8f6c\u6362\u4e3a\u5bf9\u8c61\uff0c\u6216\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a JSON \u683c\u5f0f\u8fdb\u884c\u4f20\u8f93\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>JSON \u89e3\u6790<ul><li>JSON \u89e3\u6790\u662f\u5c06 JSON \u683c\u5f0f\u7684\u6570\u636e\u8f6c\u6362\u4e3a Object-C \u5bf9\u8c61\u7684\u8fc7\u7a0b\u3002<\/li><li>\u5728 Object-C \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 NSJSONSerialization \u7c7b\u6765\u8fdb\u884c JSON \u89e3\u6790\u3002<\/li><li>NSJSONSerialization \u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\uff0c\u5305\u62ec JSONObjectWithData:options:error: \u548c dataWithJSONObject:options:error: \u7b49\u7b49\u3002<\/li><\/ul>swiftCopy code<code>\/\/ JSON \u89e3\u6790 NSString *jsonString = @\"{\\\"name\\\":\\\"John\\\", \\\"age\\\":30}\"; NSData *jsonData = [jsonString dataUsingEncoding:NSUTF8StringEncoding]; NSError *error = nil; NSDictionary *jsonObject = [NSJSONSerialization JSONObjectWithData:jsonData options:kNilOptions error:&amp;error]; if (error) { NSLog(@\"Error: %@\", error); } else { NSLog(@\"JSON Object: %@\", jsonObject); }<\/code><\/li>\n\n\n\n<li>JSON \u5e8f\u5217\u5316<ul><li>JSON \u5e8f\u5217\u5316\u662f\u5c06 Object-C \u5bf9\u8c61\u8f6c\u6362\u4e3a JSON \u683c\u5f0f\u7684\u8fc7\u7a0b\u3002<\/li><li>\u5728 Object-C \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 NSJSONSerialization \u7c7b\u6765\u8fdb\u884c JSON \u5e8f\u5217\u5316\u3002<\/li><li>NSJSONSerialization \u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\uff0c\u5305\u62ec JSONObjectWithData:options:error: \u548c dataWithJSONObject:options:error: \u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ JSON \u5e8f\u5217\u5316 NSDictionary *dictionary = @{@\"name\": @\"John\", @\"age\": @30}; NSError *error = nil; NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dictionary options:NSJSONWritingPrettyPrinted error:&amp;error]; if (error) { NSLog(@\"Error: %@\", error); } else { NSString *jsonString = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding]; NSLog(@\"JSON String: %@\", jsonString); }<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cJSON \u89e3\u6790\u4e0e\u5e8f\u5217\u5316\u662f Object-C \u4e2d\u5904\u7406\u7f51\u7edc\u8bf7\u6c42\u548c\u6570\u636e\u4ea4\u4e92\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u53ef\u4ee5\u5c06 JSON \u683c\u5f0f\u7684\u6570\u636e\u8f6c\u6362\u4e3a Object-C \u5bf9\u8c61\uff0c\u6216\u5c06 Object-C \u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a JSON \u683c\u5f0f\u8fdb\u884c\u4f20\u8f93\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 NSJSONSerialization \u548c\u76f8\u5173\u65b9\u6cd5\u6765\u8fdb\u884c JSON \u89e3\u6790\u4e0e\u5e8f\u5217\u5316\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u4ea4\u4e92\u548c\u4f20\u8f93\u529f\u80fd\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C \u6570\u636e\u6301\u4e45\u5316\uff1aNSUserDefaults, Core Data\u7b49<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u6570\u636e\u6301\u4e45\u5316\u662f\u4e00\u79cd\u5c06\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u4fdd\u5b58\u5230\u672c\u5730\u5b58\u50a8\u5668\u4e2d\u7684\u6280\u672f\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u4fdd\u5b58\u548c\u6062\u590d\u6570\u636e\u3002Object-C \u63d0\u4f9b\u4e86\u591a\u79cd\u6570\u636e\u6301\u4e45\u5316\u7684\u65b9\u5f0f\uff0c\u5305\u62ec NSUserDefaults\u3001Core Data \u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NSUserDefaults<ul><li>NSUserDefaults \u662f Object-C \u4e2d\u7528\u4e8e\u8fdb\u884c\u6570\u636e\u6301\u4e45\u5316\u7684\u7c7b\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u65b9\u5f0f\u6765\u4fdd\u5b58\u548c\u8bfb\u53d6\u7528\u6237\u504f\u597d\u8bbe\u7f6e\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u914d\u7f6e\u4fe1\u606f\u3002<\/li><li>NSUserDefaults \u53ef\u4ee5\u4fdd\u5b58\u57fa\u672c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u6570\u5b57\u3001\u5e03\u5c14\u503c\u7b49\u7b49\u3002<\/li><li>NSUserDefaults \u53ef\u4ee5\u901a\u8fc7 setObject:forKey:\u3001setBool:forKey:\u3001setFloat:forKey: \u7b49\u65b9\u6cd5\u6765\u4fdd\u5b58\u6570\u636e\u3002<\/li><\/ul>lessCopy code<code>\/\/ \u4fdd\u5b58\u6570\u636e NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults]; [userDefaults setObject:@\"John\" forKey:@\"name\"]; [userDefaults setBool:YES forKey:@\"isLogin\"]; [userDefaults setInteger:30 forKey:@\"age\"]; \/\/ \u8bfb\u53d6\u6570\u636e NSString *name = [userDefaults objectForKey:@\"name\"]; BOOL isLogin = [userDefaults boolForKey:@\"isLogin\"]; NSInteger age = [userDefaults integerForKey:@\"age\"];<\/code><\/li>\n\n\n\n<li>Core Data<ul><li>Core Data \u662f Object-C \u4e2d\u7528\u4e8e\u8fdb\u884c\u6570\u636e\u6301\u4e45\u5316\u7684\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u7ea7\u7684\u3001\u9762\u5411\u5bf9\u8c61\u7684\u6570\u636e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u4fdd\u5b58\u548c\u67e5\u8be2\u6570\u636e\u3002<\/li><li>Core Data \u53ef\u4ee5\u5c06\u5bf9\u8c61\u4fdd\u5b58\u5230\u672c\u5730\u5b58\u50a8\u5668\u4e2d\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u7ea7\u67e5\u8be2\u8bed\u8a00\u6765\u68c0\u7d22\u6570\u636e\u3002<\/li><li>Core Data \u53ef\u4ee5\u901a\u8fc7 NSManagedObject\u3001NSManagedObjectContext\u3001NSFetchRequest \u7b49\u7c7b\u6765\u5b9e\u73b0\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa Core Data \u5bf9\u8c61 NSManagedObjectContext *context = [self managedObjectContext]; NSManagedObject *entity = [NSEntityDescription insertNewObjectForEntityForName:@\"Person\" inManagedObjectContext:context]; [entity setValue:@\"John\" forKey:@\"name\"]; [entity setValue:@30 forKey:@\"age\"]; \/\/ \u67e5\u8be2\u6570\u636e NSFetchRequest *fetchRequest = [[NSFetchRequest alloc] initWithEntityName:@\"Person\"]; NSArray *results = [context executeFetchRequest:fetchRequest error:nil]; for (NSManagedObject *entity in results) { NSString *name = [entity valueForKey:@\"name\"]; NSInteger age = [[entity valueForKey:@\"age\"] integerValue]; NSLog(@\"Name: %@, Age: %ld\", name, (long)age); }<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u6570\u636e\u6301\u4e45\u5316\u662f Object-C \u4e2d\u5c06\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u6570\u636e\u4fdd\u5b58\u5230\u672c\u5730\u5b58\u50a8\u5668\u4e2d\u7684\u91cd\u8981\u6280\u672f\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u4fdd\u5b58\u548c\u6062\u590d\u6570\u636e\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 NSUserDefaults \u548c Core Data \u7b49\u6280\u672f\u8fdb\u884c\u6570\u636e\u6301\u4e45\u5316\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u4fdd\u5b58\u548c\u67e5\u8be2\u529f\u80fd\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C NSThread\u4e0e\u591a\u7ebf\u7a0b\u7f16\u7a0b<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u591a\u7ebf\u7a0b\u7f16\u7a0b\u662f\u4e00\u79cd\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u7684\u91cd\u8981\u6280\u672f\uff0c\u53ef\u4ee5\u5c06\u8017\u65f6\u7684\u64cd\u4f5c\u653e\u5728\u540e\u53f0\u7ebf\u7a0b\u4e2d\u6267\u884c\uff0c\u4fdd\u8bc1\u4e3b\u7ebf\u7a0b\u4e0d\u88ab\u963b\u585e\u3002Object-C \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u591a\u7ebf\u7a0b\u7f16\u7a0b\uff0c\u5305\u62ec NSThread\u3001GCD \u548c NSOperation \u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>NSThread<ul><li>NSThread \u662f Object-C \u4e2d\u7528\u4e8e\u521b\u5efa\u548c\u7ba1\u7406\u7ebf\u7a0b\u7684\u7c7b\uff0c\u53ef\u4ee5\u4f7f\u7528 NSThread \u7c7b\u6765\u521b\u5efa\u548c\u542f\u52a8\u65b0\u7684\u7ebf\u7a0b\u3002<\/li><li>NSThread \u53ef\u4ee5\u901a\u8fc7\u7c7b\u65b9\u6cd5 detachNewThreadSelector:toTarget:withObject: \u6765\u521b\u5efa\u548c\u542f\u52a8\u65b0\u7684\u7ebf\u7a0b\u3002<\/li><li>NSThread \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\u6765\u7ba1\u7406\u7ebf\u7a0b\uff0c\u5982 sleepForTimeInterval:\u3001isCancelled \u7b49\u7b49\u3002<\/li><\/ul>objectivecCopy code<code>\/\/ \u521b\u5efa\u548c\u542f\u52a8\u65b0\u7ebf\u7a0b [NSThread detachNewThreadSelector:@selector(doSomething:) toTarget:self withObject:nil]; \/\/ \u6267\u884c\u8017\u65f6\u64cd\u4f5c - (void)doSomething:(id)object { \/\/ \u6267\u884c\u8017\u65f6\u64cd\u4f5c }<\/code><\/li>\n\n\n\n<li>GCD<ul><li>GCD \u662f Object-C \u4e2d\u7528\u4e8e\u5b9e\u73b0\u5e76\u53d1\u7f16\u7a0b\u7684 API\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u3001\u9ad8\u6548\u7684\u65b9\u5f0f\u6765\u7ba1\u7406\u591a\u4e2a\u4efb\u52a1\u7684\u6267\u884c\u3002<\/li><li>GCD \u53ef\u4ee5\u4f7f\u7528 dispatch_async\u3001dispatch_sync\u3001dispatch_group_async \u7b49\u65b9\u6cd5\u6765\u521b\u5efa\u548c\u7ba1\u7406\u961f\u5217\u548c\u4efb\u52a1\u3002<\/li><li>GCD \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\u6765\u7ba1\u7406\u961f\u5217\u548c\u4efb\u52a1\uff0c\u5982 dispatch_barrier_async\u3001dispatch_after \u7b49\u7b49\u3002<\/li><\/ul>scssCopy code<code>\/\/ \u521b\u5efa\u548c\u6267\u884c\u4efb\u52a1 dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{ \/\/ \u6267\u884c\u8017\u65f6\u64cd\u4f5c }); \/\/ \u521b\u5efa\u548c\u7ba1\u7406\u961f\u5217 dispatch_queue_t queue = dispatch_queue_create(\"com.example.queue\", DISPATCH_QUEUE_SERIAL); dispatch_async(queue, ^{ \/\/ \u6267\u884c\u8017\u65f6\u64cd\u4f5c });<\/code><\/li>\n\n\n\n<li>NSOperation<ul><li>NSOperation \u662f Object-C \u4e2d\u7528\u4e8e\u5b9e\u73b0\u5e76\u53d1\u7f16\u7a0b\u7684 API\uff0c\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u7ea7\u7684\u3001\u9762\u5411\u5bf9\u8c61\u7684\u65b9\u5f0f\u6765\u7ba1\u7406\u591a\u4e2a\u4efb\u52a1\u7684\u6267\u884c\u3002<\/li><li>NSOperation \u53ef\u4ee5\u4f7f\u7528 NSOperationQueue \u6765\u521b\u5efa\u548c\u7ba1\u7406\u961f\u5217\u548c\u4efb\u52a1\u3002<\/li><li>NSOperationQueue \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\u6765\u7ba1\u7406\u961f\u5217\u548c\u4efb\u52a1\uff0c\u5982 addOperationWithBlock:\u3001setSuspended: \u7b49\u7b49\u3002<\/li><\/ul>swiftCopy code<code>\/\/ \u521b\u5efa\u548c\u6267\u884c\u4efb\u52a1 NSOperationQueue *queue = [[NSOperationQueue alloc] init]; [queue addOperationWithBlock:^{ \/\/ \u6267\u884c\u8017\u65f6\u64cd\u4f5c }]; \/\/ \u521b\u5efa\u548c\u7ba1\u7406\u961f\u5217 NSOperationQueue *queue = [[NSOperationQueue alloc] init]; [queue setMaxConcurrentOperationCount:1]; [queue setSuspended:NO];<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u603b\u7684\u6765\u8bf4\uff0cNSThread\u3001GCD \u548c NSOperation \u90fd\u662f Object-C \u4e2d\u5b9e\u73b0\u591a\u7ebf\u7a0b\u7f16\u7a0b\u7684\u91cd\u8981\u6280\u672f\uff0c\u53ef\u4ee5\u5c06\u8017\u65f6\u7684\u64cd\u4f5c\u653e\u5728\u540e\u53f0\u7ebf\u7a0b\u4e2d\u6267\u884c\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 NSThread\u3001GCD \u548c NSOperation \u7b49\u6280\u672f\u8fdb\u884c\u591a\u7ebf\u7a0b\u7f16\u7a0b\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u5e76\u53d1\u548c\u5f02\u6b65\u5904\u7406\u529f\u80fd\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C GCD\uff08Grand Central Dispatch\uff09\u4e0e\u961f\u5217<\/p>\n\n\n\n<p>Grand Central Dispatch (GCD) \u662f Apple \u5728 OS X Snow Leopard \u548c iOS 4 \u4e2d\u5f15\u5165\u7684\u4e00\u79cd\u5e76\u53d1\u7f16\u7a0b\u6280\u672f\uff0c\u662f\u4e00\u79cd\u7528\u4e8e\u7ba1\u7406\u4efb\u52a1\u7684\u4f4e\u5c42\u7ea7 API\uff0c\u80fd\u591f\u5b9e\u73b0\u7cfb\u7edf\u7ea7\u522b\u7684\u591a\u7ebf\u7a0b\u3001\u5e76\u53d1\u548c\u540c\u6b65\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>GCD \u7684\u4e3b\u8981\u6982\u5ff5\u662f\u961f\u5217\uff0c\u5b83\u662f\u4e00\u79cd\u5c06\u4efb\u52a1\u6309\u7167\u7279\u5b9a\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\u7684\u673a\u5236\u3002GCD \u4e2d\u6709\u4e24\u79cd\u961f\u5217\uff1a\u4e32\u884c\u961f\u5217\u548c\u5e76\u53d1\u961f\u5217\u3002\u4e32\u884c\u961f\u5217\u4e2d\u7684\u4efb\u52a1\u6309\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\uff0c\u800c\u5e76\u53d1\u961f\u5217\u4e2d\u7684\u4efb\u52a1\u53ef\u4ee5\u540c\u65f6\u6267\u884c\u3002<\/p>\n\n\n\n<p>GCD \u6709\u4e09\u79cd\u7c7b\u578b\u7684\u961f\u5217\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e3b\u961f\u5217\uff1a\u4e3b\u961f\u5217\u662f\u4e00\u4e2a\u4e32\u884c\u961f\u5217\uff0c\u5b83\u8fd0\u884c\u5728\u4e3b\u7ebf\u7a0b\u4e0a\u3002\u4e3b\u961f\u5217\u7684\u4f5c\u7528\u662f\u5904\u7406 UI \u4e8b\u4ef6\u548c\u5176\u4ed6\u4e0e\u7528\u6237\u4ea4\u4e92\u76f8\u5173\u7684\u4efb\u52a1\u3002\u6240\u6709\u5728\u4e3b\u961f\u5217\u4e0a\u6267\u884c\u7684\u4efb\u52a1\u90fd\u4f1a\u6392\u961f\u7b49\u5f85\u5728\u4e3b\u7ebf\u7a0b\u4e0a\u6267\u884c\u3002scssCopy code<code>\/\/ \u83b7\u5f97\u4e3b\u961f\u5217 dispatch_queue_t mainQueue = dispatch_get_main_queue();<\/code><\/li>\n\n\n\n<li>\u5168\u5c40\u961f\u5217\uff1a\u5168\u5c40\u961f\u5217\u662f\u4e00\u4e2a\u5e76\u53d1\u961f\u5217\uff0c\u5b83\u53ef\u4ee5\u540c\u65f6\u6267\u884c\u591a\u4e2a\u4efb\u52a1\uff0c\u800c\u4e14\u662f\u5728\u5168\u5c40\u8303\u56f4\u5185\u5171\u4eab\u7684\u3002\u5168\u5c40\u961f\u5217\u6709\u56db\u4e2a\u4f18\u5148\u7ea7\uff0c\u53ef\u4ee5\u6839\u636e\u4efb\u52a1\u7684\u6027\u8d28\u9009\u62e9\u5408\u9002\u7684\u4f18\u5148\u7ea7\u6765\u6267\u884c\u4efb\u52a1\u3002scssCopy code<code>\/\/ \u83b7\u5f97\u5168\u5c40\u961f\u5217 dispatch_queue_t globalQueue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);<\/code><\/li>\n\n\n\n<li>\u81ea\u5b9a\u4e49\u961f\u5217\uff1a\u81ea\u5b9a\u4e49\u961f\u5217\u662f\u4e00\u4e2a\u5f00\u53d1\u8005\u81ea\u5df1\u521b\u5efa\u7684\u961f\u5217\uff0c\u53ef\u4ee5\u662f\u4e32\u884c\u961f\u5217\u6216\u5e76\u53d1\u961f\u5217\u3002\u81ea\u5b9a\u4e49\u961f\u5217\u901a\u5e38\u7528\u4e8e\u6267\u884c\u4e00\u4e9b\u7279\u5b9a\u7684\u4efb\u52a1\u6216\u4efb\u52a1\u7ec4\u3002arduinoCopy code<code>\/\/ \u521b\u5efa\u81ea\u5b9a\u4e49\u961f\u5217 dispatch_queue_t customQueue = dispatch_queue_create(\"com.example.queue\", DISPATCH_QUEUE_SERIAL);<\/code><\/li>\n<\/ol>\n\n\n\n<p>GCD \u7684\u6838\u5fc3\u65b9\u6cd5\u662f dispatch_async\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u65b9\u6cd5\u5c06\u4efb\u52a1\u63d0\u4ea4\u5230\u961f\u5217\u4e2d\u5f02\u6b65\u6267\u884c\u3002dispatch_sync \u65b9\u6cd5\u53ef\u4ee5\u5c06\u4efb\u52a1\u540c\u6b65\u63d0\u4ea4\u5230\u961f\u5217\u4e2d\u6267\u884c\u3002\u8fd8\u6709\u4e00\u4e9b\u5176\u4ed6\u7684\u65b9\u6cd5\uff0c\u5982 dispatch_barrier_async\u3001dispatch_group_async \u7b49\u7b49\uff0c\u53ef\u4ee5\u7528\u6765\u7ba1\u7406\u961f\u5217\u548c\u4efb\u52a1\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>\/\/ \u5c06\u4efb\u52a1\u5f02\u6b65\u63d0\u4ea4\u5230\u961f\u5217\u4e2d\u6267\u884c\ndispatch_async(queue, ^{\n    \/\/ \u6267\u884c\u4efb\u52a1\n});\n\n\/\/ \u5c06\u4efb\u52a1\u540c\u6b65\u63d0\u4ea4\u5230\u961f\u5217\u4e2d\u6267\u884c\ndispatch_sync(queue, ^{\n    \/\/ \u6267\u884c\u4efb\u52a1\n});\n\n\/\/ \u7b49\u5f85\u6240\u6709\u4efb\u52a1\u6267\u884c\u5b8c\u6210\ndispatch_group_t group = dispatch_group_create();\ndispatch_group_async(group, queue, ^{\n    \/\/ \u6267\u884c\u4efb\u52a1\n});\ndispatch_group_wait(group, DISPATCH_TIME_FOREVER);\n<\/code><\/pre>\n\n\n\n<p>GCD \u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u3001\u9ad8\u6548\u7684\u65b9\u5f0f\u6765\u7ba1\u7406\u4efb\u52a1\uff0c\u53ef\u4ee5\u5c06\u8017\u65f6\u7684\u64cd\u4f5c\u653e\u5728\u540e\u53f0\u7ebf\u7a0b\u4e2d\u6267\u884c\uff0c\u4fdd\u8bc1\u4e3b\u7ebf\u7a0b\u4e0d\u88ab\u963b\u585e\uff0c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u54cd\u5e94\u901f\u5ea6\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 GCD \u6280\u672f\u8fdb\u884c\u591a\u7ebf\u7a0b\u7f16\u7a0b\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u5e76\u53d1\u548c\u5f02\u6b65\u5904\u7406\u529f\u80fd\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C NSOperation\u4e0eNSOperationQueue<\/p>\n\n\n\n<p>NSOperation \u548c NSOperationQueue \u662f Object-C \u4e2d\u5b9e\u73b0\u591a\u7ebf\u7a0b\u7f16\u7a0b\u7684\u9ad8\u7ea7 API\uff0c\u662f\u5bf9 GCD \u7684\u5c01\u88c5\u3002NSOperation \u548c NSOperationQueue \u63d0\u4f9b\u4e86\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u65b9\u5f0f\u6765\u7ba1\u7406\u591a\u4e2a\u4efb\u52a1\u7684\u6267\u884c\uff0c\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u63a7\u5236\u4efb\u52a1\u7684\u987a\u5e8f\u3001\u4f18\u5148\u7ea7\u548c\u4f9d\u8d56\u5173\u7cfb\u3002<\/p>\n\n\n\n<p>NSOperation \u662f\u4e00\u4e2a\u62bd\u8c61\u7c7b\uff0c\u5b83\u5c01\u88c5\u4e86\u4e00\u4e2a\u4efb\u52a1\u7684\u6240\u6709\u4fe1\u606f\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e9b\u65b9\u6cd5\u6765\u7ba1\u7406\u4efb\u52a1\u3002\u81ea\u5b9a\u4e49\u7684\u4efb\u52a1\u9700\u8981\u7ee7\u627f NSOperation \u7c7b\u5e76\u5b9e\u73b0 main \u65b9\u6cd5\uff0c\u5728 main \u65b9\u6cd5\u4e2d\u6267\u884c\u4efb\u52a1\u7684\u4ee3\u7801\u3002NSOperation \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5176\u4ed6\u7684\u65b9\u6cd5\uff0c\u5982 start\u3001isCancelled \u7b49\u7b49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">objectivecCopy code<code>\/\/ \u521b\u5efa\u4e00\u4e2a\u4efb\u52a1\nNSOperation *operation = [NSBlockOperation blockOperationWithBlock:^{\n    \/\/ \u6267\u884c\u4efb\u52a1\n}];\n<\/code><\/pre>\n\n\n\n<p>NSOperationQueue \u662f\u7528\u6765\u7ba1\u7406\u4efb\u52a1\u961f\u5217\u7684\u7c7b\uff0c\u5b83\u53ef\u4ee5\u5c06\u4efb\u52a1\u6309\u7167\u7279\u5b9a\u7684\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\uff0c\u5e76\u652f\u6301\u8bbe\u7f6e\u4efb\u52a1\u961f\u5217\u7684\u6700\u5927\u5e76\u53d1\u6570\u3002NSOperationQueue \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5176\u4ed6\u7684\u65b9\u6cd5\uff0c\u5982 addOperationWithBlock\u3001addOperation\u3001setSuspended \u7b49\u7b49\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>\/\/ \u521b\u5efa\u4efb\u52a1\u961f\u5217\nNSOperationQueue *queue = [[NSOperationQueue alloc] init];\n\n\/\/ \u8bbe\u7f6e\u4efb\u52a1\u961f\u5217\u7684\u6700\u5927\u5e76\u53d1\u6570\nqueue.maxConcurrentOperationCount = 2;\n\n\/\/ \u6dfb\u52a0\u4efb\u52a1\u5230\u961f\u5217\u4e2d\n[queue addOperationWithBlock:^{\n    \/\/ \u6267\u884c\u4efb\u52a1\n}];\n<\/code><\/pre>\n\n\n\n<p>NSOperationQueue \u53ef\u4ee5\u521b\u5efa\u4e24\u79cd\u7c7b\u578b\u7684\u961f\u5217\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e3b\u961f\u5217\uff1a\u4e3b\u961f\u5217\u662f\u4e00\u4e2a\u4e32\u884c\u961f\u5217\uff0c\u5b83\u8fd0\u884c\u5728\u4e3b\u7ebf\u7a0b\u4e0a\u3002\u4e3b\u961f\u5217\u7684\u4f5c\u7528\u662f\u5904\u7406 UI \u4e8b\u4ef6\u548c\u5176\u4ed6\u4e0e\u7528\u6237\u4ea4\u4e92\u76f8\u5173\u7684\u4efb\u52a1\u3002\u6240\u6709\u5728\u4e3b\u961f\u5217\u4e0a\u6267\u884c\u7684\u4efb\u52a1\u90fd\u4f1a\u6392\u961f\u7b49\u5f85\u5728\u4e3b\u7ebf\u7a0b\u4e0a\u6267\u884c\u3002objectivecCopy code<code>\/\/ \u83b7\u5f97\u4e3b\u961f\u5217 NSOperationQueue *mainQueue = [NSOperationQueue mainQueue];<\/code><\/li>\n\n\n\n<li>\u81ea\u5b9a\u4e49\u961f\u5217\uff1a\u81ea\u5b9a\u4e49\u961f\u5217\u662f\u4e00\u4e2a\u5f00\u53d1\u8005\u81ea\u5df1\u521b\u5efa\u7684\u961f\u5217\uff0c\u53ef\u4ee5\u662f\u4e32\u884c\u961f\u5217\u6216\u5e76\u53d1\u961f\u5217\u3002\u81ea\u5b9a\u4e49\u961f\u5217\u901a\u5e38\u7528\u4e8e\u6267\u884c\u4e00\u4e9b\u7279\u5b9a\u7684\u4efb\u52a1\u6216\u4efb\u52a1\u7ec4\u3002swiftCopy code<code>\/\/ \u521b\u5efa\u81ea\u5b9a\u4e49\u961f\u5217 NSOperationQueue *customQueue = [[NSOperationQueue alloc] init]; customQueue.maxConcurrentOperationCount = 1;<\/code><\/li>\n<\/ol>\n\n\n\n<p>NSOperation \u548c NSOperationQueue \u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u7ea7\u7684\u3001\u9762\u5411\u5bf9\u8c61\u7684\u65b9\u5f0f\u6765\u7ba1\u7406\u591a\u4e2a\u4efb\u52a1\u7684\u6267\u884c\uff0c\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u63a7\u5236\u4efb\u52a1\u7684\u987a\u5e8f\u3001\u4f18\u5148\u7ea7\u548c\u4f9d\u8d56\u5173\u7cfb\u3002\u5728\u7f16\u5199 Object-C \u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 NSOperation \u548c NSOperationQueue \u6280\u672f\u8fdb\u884c\u591a\u7ebf\u7a0b\u7f16\u7a0b\uff0c\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u7684\u5e76\u53d1\u548c\u5f02\u6b65\u5904\u7406\u529f\u80fd\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C Xcode\u8c03\u8bd5\u5de5\u5177<\/p>\n\n\n\n<p>Xcode \u63d0\u4f9b\u4e86\u8bb8\u591a\u8c03\u8bd5\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5feb\u901f\u53d1\u73b0\u548c\u89e3\u51b3\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u7528\u7684 Xcode \u8c03\u8bd5\u5de5\u5177\u7684\u4ecb\u7ecd\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65ad\u70b9\u8c03\u8bd5\u5668\uff1a\u65ad\u70b9\u8c03\u8bd5\u5668\u662f\u4e00\u79cd\u5e38\u7528\u7684\u8c03\u8bd5\u5de5\u5177\uff0c\u53ef\u4ee5\u6682\u505c\u7a0b\u5e8f\u7684\u6267\u884c\uff0c\u67e5\u770b\u7a0b\u5e8f\u7684\u72b6\u6001\u3002\u5728\u4ee3\u7801\u4e2d\u8bbe\u7f6e\u65ad\u70b9\uff0c\u5f53\u7a0b\u5e8f\u6267\u884c\u5230\u65ad\u70b9\u5904\u65f6\uff0c\u7a0b\u5e8f\u4f1a\u6682\u505c\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u67e5\u770b\u53d8\u91cf\u7684\u503c\u3001\u8c03\u7528\u6808\u3001\u7ebf\u7a0b\u72b6\u6001\u7b49\u4fe1\u606f\uff0c\u8fd8\u53ef\u4ee5\u5355\u6b65\u6267\u884c\u4ee3\u7801\uff0c\u9010\u884c\u67e5\u770b\u7a0b\u5e8f\u7684\u6267\u884c\u8fc7\u7a0b\u3002<\/li>\n\n\n\n<li>\u63a7\u5236\u53f0\uff1a\u63a7\u5236\u53f0\u662f Xcode \u63d0\u4f9b\u7684\u4e00\u4e2a\u8f93\u51fa\u7a97\u53e3\uff0c\u53ef\u4ee5\u663e\u793a\u7a0b\u5e8f\u8fd0\u884c\u65f6\u7684\u65e5\u5fd7\u4fe1\u606f\u548c\u8c03\u8bd5\u4fe1\u606f\u3002\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u5728\u63a7\u5236\u53f0\u4e2d\u6253\u5370\u53d8\u91cf\u7684\u503c\u3001\u8f93\u51fa\u8c03\u8bd5\u4fe1\u606f\u7b49\uff0c\u5e2e\u52a9\u5feb\u901f\u5b9a\u4f4d\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u5185\u5b58\u8c03\u8bd5\u5668\uff1a\u5185\u5b58\u8c03\u8bd5\u5668\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u67e5\u770b\u7a0b\u5e8f\u7684\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u5305\u62ec\u5185\u5b58\u6cc4\u6f0f\u3001\u91ce\u6307\u9488\u3001\u5185\u5b58\u7206\u589e\u7b49\u95ee\u9898\u3002\u5185\u5b58\u8c03\u8bd5\u5668\u53ef\u4ee5\u5728\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u52a8\u6001\u5730\u5206\u6790\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u5e76\u63d0\u4f9b\u8be6\u7ec6\u7684\u62a5\u544a\u548c\u5206\u6790\u7ed3\u679c\u3002<\/li>\n\n\n\n<li>\u5206\u6790\u5668\uff1a\u5206\u6790\u5668\u662f\u4e00\u79cd\u7528\u4e8e\u5206\u6790\u7a0b\u5e8f\u6027\u80fd\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u53d1\u73b0\u6027\u80fd\u74f6\u9888\u548c\u5185\u5b58\u95ee\u9898\u3002\u5206\u6790\u5668\u53ef\u4ee5\u8ddf\u8e2a\u7a0b\u5e8f\u7684\u6267\u884c\u8fc7\u7a0b\uff0c\u67e5\u770b\u7a0b\u5e8f\u7684\u8fd0\u884c\u65f6\u95f4\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u7b49\u4fe1\u606f\uff0c\u5e76\u63d0\u4f9b\u8be6\u7ec6\u7684\u62a5\u544a\u548c\u5206\u6790\u7ed3\u679c\u3002<\/li>\n\n\n\n<li>\u5355\u5143\u6d4b\u8bd5\uff1aXcode \u63d0\u4f9b\u4e86\u5355\u5143\u6d4b\u8bd5\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u7f16\u5199\u548c\u8fd0\u884c\u5355\u5143\u6d4b\u8bd5\u3002\u5355\u5143\u6d4b\u8bd5\u53ef\u4ee5\u68c0\u6d4b\u7a0b\u5e8f\u7684\u5404\u4e2a\u90e8\u5206\u662f\u5426\u6309\u7167\u9884\u671f\u6267\u884c\uff0c\u5e76\u68c0\u67e5\u7a0b\u5e8f\u7684\u8f93\u51fa\u662f\u5426\u7b26\u5408\u9884\u671f\u3002<\/li>\n\n\n\n<li>Instruments\uff1aInstruments \u662f Xcode \u63d0\u4f9b\u7684\u4e00\u7ec4\u6027\u80fd\u5206\u6790\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5206\u6790\u7a0b\u5e8f\u7684 CPU \u4f7f\u7528\u60c5\u51b5\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u3001\u7f51\u7edc\u4f7f\u7528\u60c5\u51b5\u7b49\u3002Instruments \u53ef\u4ee5\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\u52a8\u6001\u5730\u76d1\u63a7\u5404\u79cd\u6307\u6807\uff0c\u5e76\u63d0\u4f9b\u8be6\u7ec6\u7684\u5206\u6790\u7ed3\u679c\u548c\u5efa\u8bae\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u9664\u4e86\u4e0a\u8ff0\u5e38\u7528\u7684\u8c03\u8bd5\u5de5\u5177\uff0cXcode \u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u7684\u8c03\u8bd5\u5de5\u5177\uff0c\u5982\u5feb\u901f\u67e5\u627e\u3001\u65ad\u8a00\u3001\u5f02\u5e38\u6355\u83b7\u7b49\u3002\u8fd9\u4e9b\u8c03\u8bd5\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u66f4\u5feb\u5730\u53d1\u73b0\u548c\u89e3\u51b3\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\uff0c\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u7a0b\u5e8f\u8d28\u91cf\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C \u65ad\u70b9\u4e0e\u65e5\u5fd7\u8f93\u51fa<\/p>\n\n\n\n<p>\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\u662f Object-C \u4e2d\u5e38\u7528\u7684\u8c03\u8bd5\u6280\u672f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65ad\u70b9\u8c03\u8bd5\uff1a\u5728 Xcode \u4e2d\u8bbe\u7f6e\u65ad\u70b9\uff0c\u53ef\u4ee5\u6682\u505c\u7a0b\u5e8f\u7684\u6267\u884c\uff0c\u67e5\u770b\u7a0b\u5e8f\u7684\u72b6\u6001\u3002\u5f53\u7a0b\u5e8f\u6267\u884c\u5230\u65ad\u70b9\u5904\u65f6\uff0c\u7a0b\u5e8f\u4f1a\u6682\u505c\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u67e5\u770b\u53d8\u91cf\u7684\u503c\u3001\u8c03\u7528\u6808\u3001\u7ebf\u7a0b\u72b6\u6001\u7b49\u4fe1\u606f\uff0c\u8fd8\u53ef\u4ee5\u5355\u6b65\u6267\u884c\u4ee3\u7801\uff0c\u9010\u884c\u67e5\u770b\u7a0b\u5e8f\u7684\u6267\u884c\u8fc7\u7a0b\u3002\u5728\u65ad\u70b9\u5904\u53ef\u4ee5\u8fdb\u884c\u53d8\u91cf\u76d1\u89c6\u3001\u6761\u4ef6\u65ad\u70b9\u3001\u65ad\u70b9\u547d\u4ee4\u7b49\u64cd\u4f5c\uff0c\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u65e5\u5fd7\u8f93\u51fa\uff1a\u5728\u7a0b\u5e8f\u4e2d\u63d2\u5165 NSLog \u51fd\u6570\uff0c\u53ef\u4ee5\u5728\u63a7\u5236\u53f0\u8f93\u51fa\u7a0b\u5e8f\u7684\u8c03\u8bd5\u4fe1\u606f\u3002NSLog \u51fd\u6570\u53ef\u4ee5\u8f93\u51fa\u5b57\u7b26\u4e32\u3001\u53d8\u91cf\u7684\u503c\u3001\u51fd\u6570\u8c03\u7528\u7b49\u4fe1\u606f\uff0c\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u4e86\u89e3\u7a0b\u5e8f\u7684\u6267\u884c\u8fc7\u7a0b\u548c\u72b6\u6001\u3002\u5728\u7a0b\u5e8f\u4e2d\u9002\u5f53\u5730\u63d2\u5165 NSLog \u51fd\u6570\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u7a0b\u5e8f\u4e2d\u7684\u95ee\u9898\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u4f7f\u7528\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\u8fdb\u884c\u8c03\u8bd5\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e0d\u8981\u6ee5\u7528\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\uff0c\u8fc7\u591a\u7684\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\u4f1a\u964d\u4f4e\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u8c03\u8bd5\u6548\u7387\uff0c\u8fd8\u53ef\u80fd\u4ea7\u751f\u4e00\u4e9b\u4e0d\u5fc5\u8981\u7684\u5e72\u6270\u548c\u8bef\u5bfc\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u5408\u9002\u7684\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\u4f4d\u7f6e\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u8c03\u8bd5\u9700\u6c42\u548c\u95ee\u9898\u6765\u51b3\u5b9a\u3002\u901a\u5e38\u5728\u7a0b\u5e8f\u7684\u5173\u952e\u4ee3\u7801\u6bb5\u6216\u51fa\u73b0\u5f02\u5e38\u7684\u5730\u65b9\u8bbe\u7f6e\u65ad\u70b9\u6216\u8f93\u51fa\u65e5\u5fd7\uff0c\u53ef\u4ee5\u66f4\u5feb\u5730\u53d1\u73b0\u548c\u89e3\u51b3\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u9075\u5faa\u8c03\u8bd5\u7684\u57fa\u672c\u539f\u5219\uff0c\u9700\u8981\u4ee5\u95ee\u9898\u4e3a\u5bfc\u5411\uff0c\u7ed3\u5408\u4ee3\u7801\u548c\u5176\u4ed6\u4fe1\u606f\u8fdb\u884c\u5206\u6790\u548c\u5224\u65ad\u3002\u4e0d\u8981\u76f2\u76ee\u5730\u4f9d\u8d56\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\uff0c\u9700\u8981\u7ed3\u5408\u5176\u4ed6\u8c03\u8bd5\u6280\u672f\u548c\u5de5\u5177\u8fdb\u884c\u7efc\u5408\u5206\u6790\u548c\u6392\u67e5\u3002<\/li>\n\n\n\n<li>\u6700\u540e\uff0c\u5728\u53d1\u5e03\u7248\u672c\u7684\u65f6\u5019\uff0c\u9700\u8981\u5220\u9664\u6240\u6709\u7684\u65ad\u70b9\u548c\u65e5\u5fd7\u8f93\u51fa\u8bed\u53e5\uff0c\u907f\u514d\u5bf9\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u4ea7\u751f\u5f71\u54cd\u3002<\/li>\n<\/ol>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C \u5f02\u5e38\u5904\u7406\u4e0e\u9519\u8bef\u63d0\u793a<\/p>\n\n\n\n<p>\u5728 Object-C \u4e2d\uff0c\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u673a\u5236\uff0c\u5206\u522b\u7528\u4e8e\u5904\u7406\u7a0b\u5e8f\u8fd0\u884c\u65f6\u7684\u5f02\u5e38\u548c\u9519\u8bef\u60c5\u51b5\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f02\u5e38\u5904\u7406\uff1aObject-C \u63d0\u4f9b\u4e86\u4e00\u5957\u5f02\u5e38\u5904\u7406\u673a\u5236\uff0c\u7528\u4e8e\u5904\u7406\u7a0b\u5e8f\u5728\u8fd0\u884c\u65f6\u53d1\u751f\u7684\u5f02\u5e38\u60c5\u51b5\u3002\u5f53\u7a0b\u5e8f\u51fa\u73b0\u5f02\u5e38\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 @try\u3001@catch\u3001@finally \u7b49\u5173\u952e\u5b57\u6765\u6355\u83b7\u548c\u5904\u7406\u5f02\u5e38\u3002\u5728 @try \u5757\u4e2d\u6267\u884c\u53ef\u80fd\u629b\u51fa\u5f02\u5e38\u7684\u4ee3\u7801\uff0c\u5982\u679c\u53d1\u751f\u5f02\u5e38\uff0c\u7a0b\u5e8f\u4f1a\u8df3\u8f6c\u5230\u5339\u914d\u7684 @catch \u5757\u4e2d\u8fdb\u884c\u5904\u7406\uff0c\u6700\u540e\u4f1a\u6267\u884c @finally \u5757\u4e2d\u7684\u4ee3\u7801\u3002\u5728 @catch \u5757\u4e2d\u53ef\u4ee5\u83b7\u53d6\u5f02\u5e38\u7684\u4fe1\u606f\uff0c\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\u3002<\/li>\n\n\n\n<li>\u9519\u8bef\u63d0\u793a\uff1a\u9664\u4e86\u5f02\u5e38\u5904\u7406\uff0cObject-C \u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u673a\u5236\u6765\u5904\u7406\u7a0b\u5e8f\u4e2d\u7684\u9519\u8bef\u60c5\u51b5\u3002\u6bd4\u5982\u5728\u7a0b\u5e8f\u4e2d\u53ef\u4ee5\u4f7f\u7528 NSError \u7c7b\u578b\u6765\u63cf\u8ff0\u548c\u4f20\u9012\u9519\u8bef\u4fe1\u606f\uff0c\u53ef\u4ee5\u5c06\u9519\u8bef\u4fe1\u606f\u5c01\u88c5\u5728 NSError \u5bf9\u8c61\u4e2d\uff0c\u5e76\u4f20\u9012\u7ed9\u8c03\u7528\u65b9\u3002\u5728\u9519\u8bef\u53d1\u751f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u9519\u8bef\u4ee3\u7801\u548c\u9519\u8bef\u4fe1\u606f\u6765\u63d0\u793a\u7528\u6237\uff0c\u5e76\u6839\u636e\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u5e94\u8be5\u6839\u636e\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u9009\u62e9\u3002\u5f02\u5e38\u5904\u7406\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u7a0b\u5e8f\u5728\u8fd0\u884c\u65f6\u51fa\u73b0\u7684\u65e0\u6cd5\u9884\u6599\u7684\u5f02\u5e38\u60c5\u51b5\uff0c\u800c\u9519\u8bef\u63d0\u793a\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u4e00\u4e9b\u53ef\u9884\u89c1\u7684\u9519\u8bef\u60c5\u51b5\uff0c\u5982\u7f51\u7edc\u8fde\u63a5\u5931\u8d25\u3001\u8f93\u5165\u9519\u8bef\u7b49\u3002\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u5904\u7406\u673a\u5236\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u7a33\u5b9a\u6027\u548c\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n\n\n\n<li>\u5728\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u65f6\uff0c\u9700\u8981\u63d0\u4f9b\u660e\u786e\u7684\u9519\u8bef\u4fe1\u606f\u548c\u63d0\u793a\u3002\u9519\u8bef\u4fe1\u606f\u5e94\u8be5\u6e05\u6670\u660e\u4e86\uff0c\u63d0\u793a\u7528\u6237\u51fa\u73b0\u4e86\u4ec0\u4e48\u9519\u8bef\uff0c\u5e76\u7ed9\u51fa\u76f8\u5e94\u7684\u89e3\u51b3\u65b9\u6848\u3002\u63d0\u793a\u4fe1\u606f\u5e94\u8be5\u7b80\u6d01\u660e\u4e86\uff0c\u7b26\u5408\u7528\u6237\u7684\u8bed\u8a00\u548c\u4e60\u60ef\u3002<\/li>\n\n\n\n<li>\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u5e94\u8be5\u5728\u7a0b\u5e8f\u7684\u5173\u952e\u4f4d\u7f6e\u8fdb\u884c\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u95ee\u9898\u3002\u6bd4\u5982\u5728\u7f51\u7edc\u8bf7\u6c42\u3001\u6587\u4ef6\u8bfb\u5199\u3001\u8f93\u5165\u8f93\u51fa\u7b49\u64cd\u4f5c\u4e2d\uff0c\u90fd\u9700\u8981\u6ce8\u610f\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u7684\u8bbe\u7f6e\u3002<\/li>\n\n\n\n<li>\u6700\u540e\uff0c\u5728\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u548c\u9519\u8bef\u63d0\u793a\u65f6\uff0c\u9700\u8981\u8003\u8651\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002\u8fc7\u591a\u7684\u5f02\u5e38\u548c\u9519\u8bef\u53ef\u80fd\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\uff0c\u9700\u8981\u9002\u5f53\u5730\u8bbe\u7f6e\u548c\u5904\u7406\uff0c\u907f\u514d\u4ea7\u751f\u4e0d\u5fc5\u8981\u7684\u8d1f\u62c5\u548c\u5e72\u6270\u3002<\/li>\n<\/ol>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u9879\u76ee\u5b9e\u6218\u4e0e\u603b\u7ed3<\/p>\n\n\n\n<p>Object-C \u9879\u76ee\u5b9e\u6218\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u5c06\u6240\u5b66\u7684\u77e5\u8bc6\u5e94\u7528\u5230\u5b9e\u9645\u7684\u9879\u76ee\u4e2d\uff0c\u52a0\u6df1\u5bf9\u8bed\u8a00\u548c\u6846\u67b6\u7684\u7406\u89e3\u548c\u638c\u63e1\u3002\u5728\u5b9e\u6218\u4e2d\uff0c\u5f00\u53d1\u4eba\u5458\u9700\u8981\u7ed3\u5408\u9879\u76ee\u9700\u6c42\u548c\u5b9e\u9645\u60c5\u51b5\uff0c\u9009\u62e9\u5408\u9002\u7684\u6280\u672f\u548c\u5de5\u5177\uff0c\u5b9e\u73b0\u9879\u76ee\u7684\u529f\u80fd\u548c\u76ee\u6807\u3002\u4ee5\u4e0b\u662f Object-C \u9879\u76ee\u5b9e\u6218\u548c\u603b\u7ed3\u7684\u4e00\u4e9b\u7ecf\u9a8c\u548c\u5efa\u8bae\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9879\u76ee\u89c4\u5212\uff1a\u5728\u5f00\u59cb\u5b9e\u6218\u524d\uff0c\u9700\u8981\u5bf9\u9879\u76ee\u8fdb\u884c\u89c4\u5212\u548c\u8bbe\u8ba1\uff0c\u660e\u786e\u9879\u76ee\u7684\u76ee\u6807\u3001\u529f\u80fd\u3001\u754c\u9762\u548c\u6d41\u7a0b\u7b49\u3002\u53ef\u4ee5\u91c7\u7528 UML \u5efa\u6a21\u5de5\u5177\u3001\u539f\u578b\u8bbe\u8ba1\u5de5\u5177\u7b49\u8f85\u52a9\u5de5\u5177\uff0c\u8fdb\u884c\u9879\u76ee\u7684\u89c4\u5212\u548c\u8bbe\u8ba1\u3002\u5728\u89c4\u5212\u7684\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u8003\u8651\u9879\u76ee\u7684\u53ef\u884c\u6027\u3001\u98ce\u9669\u3001\u6210\u672c\u548c\u65f6\u95f4\u7b49\u56e0\u7d20\u3002<\/li>\n\n\n\n<li>\u6280\u672f\u9009\u62e9\uff1a\u5728\u5b9e\u6218\u4e2d\uff0c\u9700\u8981\u6839\u636e\u9879\u76ee\u9700\u6c42\u548c\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u6280\u672f\u548c\u5de5\u5177\u3002\u6bd4\u5982\u5728\u754c\u9762\u8bbe\u8ba1\u548c\u5e03\u5c40\u4e2d\uff0c\u53ef\u4ee5\u9009\u62e9 Auto Layout \u548c\u7ea6\u675f\u5e03\u5c40\uff1b\u5728\u7f51\u7edc\u8bf7\u6c42\u4e2d\uff0c\u53ef\u4ee5\u9009\u62e9 NSURLSession \u7b49\u6846\u67b6\uff1b\u5728\u6570\u636e\u6301\u4e45\u5316\u4e2d\uff0c\u53ef\u4ee5\u9009\u62e9 NSUserDefaults \u548c Core Data \u7b49\u6846\u67b6\u3002\u9009\u62e9\u5408\u9002\u7684\u6280\u672f\u548c\u5de5\u5177\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u7f16\u7801\u5b9e\u73b0\uff1a\u5728\u5b9e\u6218\u4e2d\uff0c\u9700\u8981\u9075\u5faa\u826f\u597d\u7684\u7f16\u7801\u4e60\u60ef\u548c\u89c4\u8303\uff0c\u7f16\u5199\u6e05\u6670\u3001\u6613\u4e8e\u7ef4\u62a4\u7684\u4ee3\u7801\u3002\u53ef\u4ee5\u4f7f\u7528 Xcode \u7684\u4ee3\u7801\u63d0\u793a\u3001\u4ee3\u7801\u683c\u5f0f\u5316\u7b49\u5de5\u5177\uff0c\u8f85\u52a9\u7f16\u5199\u4ee3\u7801\u3002\u5728\u7f16\u7801\u5b9e\u73b0\u4e2d\uff0c\u9700\u8981\u6ce8\u91cd\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u6269\u5c55\u6027\u3001\u53ef\u91cd\u7528\u6027\u7b49\u65b9\u9762\uff0c\u907f\u514d\u51fa\u73b0\u4ee3\u7801\u5197\u957f\u3001\u8026\u5408\u5ea6\u9ad8\u7b49\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u6d4b\u8bd5\u548c\u8c03\u8bd5\uff1a\u5728\u5b9e\u6218\u4e2d\uff0c\u6d4b\u8bd5\u548c\u8c03\u8bd5\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u73af\u8282\u3002\u53ef\u4ee5\u4f7f\u7528 Xcode \u7684\u65ad\u70b9\u8c03\u8bd5\u3001\u65e5\u5fd7\u8f93\u51fa\u7b49\u5de5\u5177\uff0c\u8fdb\u884c\u7a0b\u5e8f\u7684\u8c03\u8bd5\u548c\u4f18\u5316\u3002\u53ef\u4ee5\u7f16\u5199\u6d4b\u8bd5\u7528\u4f8b\u548c\u6a21\u62df\u6570\u636e\uff0c\u5bf9\u7a0b\u5e8f\u8fdb\u884c\u6d4b\u8bd5\u548c\u9a8c\u8bc1\u3002\u5728\u6d4b\u8bd5\u548c\u8c03\u8bd5\u4e2d\uff0c\u9700\u8981\u91cd\u70b9\u5173\u6ce8\u7a0b\u5e8f\u7684\u8fb9\u754c\u6761\u4ef6\u3001\u5f02\u5e38\u60c5\u51b5\u548c\u6027\u80fd\u95ee\u9898\u7b49\u65b9\u9762\u3002<\/li>\n\n\n\n<li>\u603b\u7ed3\u7ecf\u9a8c\uff1a\u5728\u9879\u76ee\u5b9e\u6218\u540e\uff0c\u9700\u8981\u5bf9\u9879\u76ee\u8fdb\u884c\u603b\u7ed3\u548c\u53cd\u601d\u3002\u53ef\u4ee5\u5bf9\u9879\u76ee\u7684\u8bbe\u8ba1\u3001\u5b9e\u73b0\u3001\u6d4b\u8bd5\u548c\u8c03\u8bd5\u7b49\u65b9\u9762\u8fdb\u884c\u8bc4\u4f30\u548c\u603b\u7ed3\uff0c\u53d1\u73b0\u95ee\u9898\u548c\u4e0d\u8db3\uff0c\u63d0\u51fa\u6539\u8fdb\u548c\u4f18\u5316\u7684\u5efa\u8bae\u3002\u53ef\u4ee5\u5c06\u603b\u7ed3\u7ecf\u9a8c\u5e94\u7528\u5230\u540e\u7eed\u7684\u9879\u76ee\u4e2d\uff0c\u4e0d\u65ad\u63d0\u9ad8\u81ea\u5df1\u7684\u6280\u80fd\u548c\u80fd\u529b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u4e4b\uff0cObject-C \u9879\u76ee\u5b9e\u6218\u662f\u4e00\u4e2a\u4e0d\u65ad\u5b66\u4e60\u548c\u8fdb\u6b65\u7684\u8fc7\u7a0b\uff0c\u9700\u8981\u4e0d\u65ad\u63a2\u7d22\u548c\u5b9e\u8df5\uff0c\u624d\u80fd\u8fbe\u5230\u7406\u8bba\u4e0e\u5b9e\u8df5\u7684\u7edf\u4e00\uff0c\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u8d28\u91cf\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caObject-C\u5e38\u89c1\u95ee\u9898\u4e0e\u89e3\u51b3\u65b9\u6848<\/p>\n\n\n\n<p>\u5728 Object-C \u7684\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\u53ca\u5176\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n\n\n\n<ol 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