{"id":881,"date":"2023-04-12T10:50:30","date_gmt":"2023-04-12T01:50:30","guid":{"rendered":"http:\/\/edu.ujhb.org\/?p=881"},"modified":"2023-04-12T10:50:31","modified_gmt":"2023-04-12T01:50:31","slug":"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=881","title":{"rendered":"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\u4eceC++\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\uff01\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f60\u53ef\u4ee5\u6db5\u76d6\u7684C++\u6559\u7a0b\u4e3b\u9898\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C++ \u7b80\u4ecb\u548c\u5386\u53f2<\/li>\n\n\n\n<li>\u5f00\u53d1\u73af\u5883\u7684\u5b89\u88c5\u548c\u914d\u7f6e<\/li>\n\n\n\n<li>\u57fa\u672c\u8bed\u6cd5\u548c\u6570\u636e\u7c7b\u578b<\/li>\n\n\n\n<li>\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\uff08if\/else\uff0cfor \u5faa\u73af\uff0cwhile \u5faa\u73af\u7b49\uff09<\/li>\n\n\n\n<li>\u51fd\u6570\u548c\u53c2\u6570\u4f20\u9012<\/li>\n\n\n\n<li>\u6307\u9488\u548c\u5f15\u7528<\/li>\n\n\n\n<li>\u6570\u7ec4\u548c\u5b57\u7b26\u4e32<\/li>\n\n\n\n<li>\u7ed3\u6784\u4f53\u548c\u8054\u5408\u4f53<\/li>\n\n\n\n<li>\u7c7b\u548c\u5bf9\u8c61<\/li>\n\n\n\n<li>\u7ee7\u627f\u548c\u591a\u6001\u6027<\/li>\n\n\n\n<li>\u6587\u4ef6\u8f93\u5165\u8f93\u51fa<\/li>\n\n\n\n<li>\u5f02\u5e38\u5904\u7406<\/li>\n\n\n\n<li>STL\uff08\u6807\u51c6\u6a21\u677f\u5e93\uff09<\/li>\n\n\n\n<li>\u7528 C++ \u5f00\u53d1 GUI \u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ol>\n\n\n\n<p>\u4ee5\u4e0a\u4ec5\u662f C++ \u6559\u7a0b\u4e2d\u7684\u4e00\u4e9b\u4e3b\u9898\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u8981\u6c42\u6dfb\u52a0\u6216\u4fee\u6539\u3002\u4f46\u8fd9\u4e9b\u4e3b\u9898\u5e94\u8be5\u80fd\u591f\u4e3a\u4f60\u63d0\u4f9b\u4e00\u4e2a\u5f88\u597d\u7684\u8d77\u70b9\uff0c\u8ba9\u4f60\u7684 C++ \u89c6\u9891\u6559\u7a0b\u5185\u5bb9\u66f4\u52a0\u5168\u9762\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++ \u7b80\u4ecb\u548c\u5386\u53f2<\/p>\n\n\n\n<p>\u5f53\u7136\uff0c\u4ee5\u4e0b\u662f\u5173\u4e8eC++\u7b80\u4ecb\u548c\u5386\u53f2\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<p>C++ \u662f\u4e00\u79cd\u9ad8\u7ea7\u7f16\u7a0b\u8bed\u8a00\uff0c\u7531Bjarne Stroustrup\u4e8e1983\u5e74\u5728\u8d1d\u5c14\u5b9e\u9a8c\u5ba4\u521b\u9020\uff0c\u662f C \u8bed\u8a00\u7684\u6269\u5c55\uff0c\u5177\u6709\u652f\u6301\u9762\u5411\u5bf9\u8c61\u7a0b\u5e8f\u8bbe\u8ba1\u7684\u7279\u6027\u3002C++ \u5177\u6709\u9ad8\u6548\u3001\u7075\u6d3b\u548c\u53ef\u79fb\u690d\u6027\u7b49\u7279\u70b9\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u7cfb\u7edf\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\uff0c\u5305\u62ec\u64cd\u4f5c\u7cfb\u7edf\u3001\u6d4f\u89c8\u5668\u3001\u6570\u636e\u5e93\u3001\u56fe\u5f62\u7528\u6237\u754c\u9762\u3001\u6e38\u620f\u548c\u8ba1\u7b97\u673a\u8f85\u52a9\u8bbe\u8ba1\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n<p>C++ \u7684\u53d1\u5c55\u5386\u53f2\u53ef\u4ee5\u8ffd\u6eaf\u5230\u4e0a\u4e2a\u4e16\u7eaa70\u5e74\u4ee3\uff0c\u5f53\u65f6Bjarne Stroustrup\u4e3a\u4e86\u5728Unix\u7cfb\u7edf\u4e0a\u8fdb\u884c\u6a21\u62df\u5668\u5f00\u53d1\uff0c\u9700\u8981\u4e00\u79cd\u66f4\u597d\u7684\u7f16\u7a0b\u8bed\u8a00\u6765\u4ee3\u66ffC\u8bed\u8a00\u3002\u4e8e\u662f\u4ed6\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cC with Classes\u201d\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5b83\u9996\u6b21\u5f15\u5165\u4e86\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u6982\u5ff5\u3002<\/p>\n\n\n\n<p>1983\u5e74\uff0cBjarne Stroustrup\u5728\u201cC with Classes\u201d\u7684\u57fa\u7840\u4e0a\u53d1\u5e03\u4e86C++\u7f16\u7a0b\u8bed\u8a00\u3002C++\u662f\u4eceC\u8bed\u8a00\u6f14\u5316\u800c\u6765\u7684\uff0c\u5b83\u7ee7\u627f\u4e86C\u8bed\u8a00\u7684\u8bb8\u591a\u7279\u6027\uff0c\u540c\u65f6\u53c8\u589e\u52a0\u4e86\u5f88\u591a\u65b0\u7684\u6982\u5ff5\uff0c\u5982\u7c7b\u3001\u7ee7\u627f\u3001\u591a\u6001\u3001\u6a21\u677f\u7b49\u3002<\/p>\n\n\n\n<p>\u81eaC++\u53d1\u5e03\u4ee5\u6765\uff0c\u5176\u5df2\u7ecf\u7ecf\u5386\u4e86\u8bb8\u591a\u7248\u672c\u7684\u6f14\u8fdb\u30021998\u5e74\u53d1\u5e03\u7684C++98\u662f\u6700\u65e9\u88abISO\u548cANSI\u91c7\u7eb3\u4e3a\u56fd\u9645\u6807\u51c6\u7684C++\u6807\u51c6\u30022003\u5e74\uff0cC++03\u53d1\u5e03\uff0c\u4e3aC++98\u7684\u589e\u5f3a\u7248\u30022011\u5e74\uff0cC++11\u53d1\u5e03\uff0c\u5f15\u5165\u4e86\u8bb8\u591a\u65b0\u7684\u7279\u6027\uff0c\u5982Lambda\u8868\u8fbe\u5f0f\u3001\u53f3\u503c\u5f15\u7528\u3001\u667a\u80fd\u6307\u9488\u3001nullptr\u7b49\u3002\u6b64\u540e\uff0c\u6bcf\u9694\u51e0\u5e74C++\u90fd\u4f1a\u53d1\u5e03\u65b0\u7684\u6807\u51c6\uff0c\u4ee5\u4f7f\u5176\u9002\u5e94\u65b0\u7684\u6280\u672f\u8d8b\u52bf\u548c\u9700\u6c42\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cC++ \u662f\u4e00\u79cd\u6d41\u884c\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5176\u5728\u8ba1\u7b97\u673a\u7f16\u7a0b\u5386\u53f2\u4e0a\u626e\u6f14\u4e86\u91cd\u8981\u89d2\u8272\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5f00\u53d1\u73af\u5883\u7684\u5b89\u88c5\u548c\u914d\u7f6e<\/p>\n\n\n\n<p>\u5f53\u5f00\u53d1 C++ \u7a0b\u5e8f\u65f6\uff0c\u9700\u8981\u5b89\u88c5\u548c\u914d\u7f6e\u4e00\u4e2a\u5408\u9002\u7684\u5f00\u53d1\u73af\u5883\u6765\u7f16\u5199\u3001\u7f16\u8bd1\u548c\u8fd0\u884c\u7a0b\u5e8f\u3002\u4ee5\u4e0b\u662f\u5b89\u88c5\u548c\u914d\u7f6e C++ \u5f00\u53d1\u73af\u5883\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9009\u62e9\u5408\u9002\u7684\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff08IDE\uff09\uff1a\u9009\u62e9\u4e00\u4e2a\u65b9\u4fbf\u6613\u7528\u7684 IDE \u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002\u5e38\u7528\u7684 C++ IDE \u5305\u62ec\uff1aMicrosoft Visual Studio\u3001Eclipse CDT\u3001Code::Blocks\u3001Qt Creator \u7b49\u3002\u9009\u62e9\u4e00\u4e2a\u9002\u5408\u81ea\u5df1\u7684 IDE\uff0c\u5e76\u4e0b\u8f7d\u548c\u5b89\u88c5\u5b83\u3002<\/li>\n\n\n\n<li>\u5b89\u88c5\u7f16\u8bd1\u5668\uff1a\u5728\u5b89\u88c5 IDE \u4e4b\u524d\uff0c\u9700\u8981\u5148\u5b89\u88c5 C++ \u7f16\u8bd1\u5668\u3002Windows \u7cfb\u7edf\u7528\u6237\u53ef\u4ee5\u4f7f\u7528 Microsoft Visual C++\u3001MinGW \u6216 Cygwin \u7b49\u7f16\u8bd1\u5668\uff1bLinux \u7cfb\u7edf\u7528\u6237\u53ef\u4ee5\u4f7f\u7528 GCC\uff08GNU \u7f16\u8bd1\u5668\u96c6\u5408\uff09\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e\u7f16\u8bd1\u5668\uff1a\u5b89\u88c5\u5b8c\u6210\u7f16\u8bd1\u5668\u4e4b\u540e\uff0c\u9700\u8981\u5c06\u5176\u8def\u5f84\u52a0\u5165\u7cfb\u7edf\u73af\u5883\u53d8\u91cf\u4e2d\uff0c\u8fd9\u6837\u624d\u80fd\u5728\u547d\u4ee4\u884c\u7a97\u53e3\u4e2d\u4f7f\u7528\u7f16\u8bd1\u5668\u547d\u4ee4\u3002\u4f8b\u5982\uff0c\u5c06 GCC \u7f16\u8bd1\u5668\u7684\u8def\u5f84\u6dfb\u52a0\u5230 PATH \u73af\u5883\u53d8\u91cf\u4e2d\uff1aexport PATH=$PATH:\/usr\/local\/bin\u3002<\/li>\n\n\n\n<li>\u521b\u5efa C++ \u9879\u76ee\uff1a\u542f\u52a8 IDE\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 C++ \u9879\u76ee\u3002\u6839\u636e\u9700\u8981\u9009\u62e9\u9879\u76ee\u7c7b\u578b\uff0c\u5982\u63a7\u5236\u53f0\u5e94\u7528\u7a0b\u5e8f\u3001Windows \u5e94\u7528\u7a0b\u5e8f\u7b49\u3002<\/li>\n\n\n\n<li>\u7f16\u5199\u4ee3\u7801\uff1a\u5728 IDE \u4e2d\u6253\u5f00\u4e00\u4e2a\u6e90\u4ee3\u7801\u6587\u4ef6\uff08.cpp\uff09\u5e76\u7f16\u5199\u4ee3\u7801\u3002\u53ef\u4ee5\u4f7f\u7528 IDE \u63d0\u4f9b\u7684\u4ee3\u7801\u8865\u5168\u3001\u81ea\u52a8\u7f29\u8fdb\u7b49\u529f\u80fd\uff0c\u63d0\u9ad8\u7f16\u5199\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u7f16\u8bd1\u7a0b\u5e8f\uff1a\u5728 IDE \u4e2d\u9009\u62e9\u7f16\u8bd1\u9009\u9879\uff0c\u7f16\u8bd1\u6e90\u4ee3\u7801\u6587\u4ef6\u751f\u6210\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>\u8fd0\u884c\u7a0b\u5e8f\uff1a\u6267\u884c\u53ef\u6267\u884c\u6587\u4ef6\uff0c\u5728\u547d\u4ee4\u884c\u7a97\u53e3\u6216 IDE \u4e2d\u67e5\u770b\u7a0b\u5e8f\u8f93\u51fa\u7ed3\u679c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4ee5\u4e0a\u662f C++ \u5f00\u53d1\u73af\u5883\u7684\u5b89\u88c5\u548c\u914d\u7f6e\u7684\u8be6\u7ec6\u6b65\u9aa4\u3002\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u53ef\u80fd\u4f1a\u6d89\u53ca\u5230\u66f4\u591a\u7684\u8bbe\u7f6e\u548c\u8c03\u6574\uff0c\u6839\u636e\u5177\u4f53\u9700\u6c42\u8fdb\u884c\u914d\u7f6e\u5373\u53ef\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u57fa\u672c\u8bed\u6cd5\u548c\u6570\u636e\u7c7b\u578b<\/p>\n\n\n\n<p>\u5f53\u5f00\u59cb\u5b66\u4e60 C++ \u8bed\u8a00\u65f6\uff0c\u9700\u8981\u4e86\u89e3\u5176\u57fa\u672c\u8bed\u6cd5\u548c\u6570\u636e\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e C++ \u57fa\u672c\u8bed\u6cd5\u548c\u6570\u636e\u7c7b\u578b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u672c\u8bed\u6cd5 C++ \u4ee3\u7801\u7531\u591a\u4e2a\u8bed\u53e5\u7ec4\u6210\uff0c\u6bcf\u4e2a\u8bed\u53e5\u4ee5\u5206\u53f7\uff08;\uff09\u7ed3\u675f\u3002C++ \u8bed\u8a00\u7684\u8bed\u6cd5\u7c7b\u4f3c\u4e8e C \u8bed\u8a00\uff0c\u4f8b\u5982\uff0c\u53d8\u91cf\u58f0\u660e\u3001\u51fd\u6570\u5b9a\u4e49\u3001\u63a7\u5236\u6d41\u8bed\u53e5\uff08if\/else\u3001for\u3001while\u7b49\uff09\u548c\u8868\u8fbe\u5f0f\u3002<\/li>\n\n\n\n<li>\u53d8\u91cf\u548c\u6570\u636e\u7c7b\u578b \u53d8\u91cf\u662f\u6307\u5728\u7a0b\u5e8f\u4e2d\u5b58\u50a8\u548c\u64cd\u4f5c\u6570\u636e\u7684\u5360\u4f4d\u7b26\u3002C++ \u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5305\u62ec\u57fa\u672c\u6570\u636e\u7c7b\u578b\u548c\u7528\u6237\u81ea\u5b9a\u4e49\u6570\u636e\u7c7b\u578b\u3002C++ \u57fa\u672c\u6570\u636e\u7c7b\u578b\u5305\u62ec\u6574\u6570\u7c7b\u578b\u3001\u6d6e\u70b9\u6570\u7c7b\u578b\u3001\u5b57\u7b26\u7c7b\u578b\u548c\u5e03\u5c14\u7c7b\u578b\u3002\u4f8b\u5982\uff1a\u6574\u6570\u7c7b\u578b\uff1aint\u3001short\u3001long\u3001long long\u3002 \u6d6e\u70b9\u6570\u7c7b\u578b\uff1afloat\u3001double\u3001long double\u3002 \u5b57\u7b26\u7c7b\u578b\uff1achar\u3001wchar_t\u3002 \u5e03\u5c14\u7c7b\u578b\uff1abool\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u53ef\u4ee5\u4f7f\u7528\u5173\u952e\u5b57\u201cint\u201d\u6765\u58f0\u660e\u6574\u6570\u53d8\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p>int i; \/\/ \u58f0\u660e\u4e00\u4e2a\u6574\u6570\u53d8\u91cf i<\/p>\n\n\n\n<p>\u53ef\u4ee5\u4f7f\u7528\u5173\u952e\u5b57\u201cfloat\u201d\u6765\u58f0\u660e\u6d6e\u70b9\u6570\u53d8\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p>float f; \/\/ \u58f0\u660e\u4e00\u4e2a\u6d6e\u70b9\u6570\u53d8\u91cf f<\/p>\n\n\n\n<p>\u53ef\u4ee5\u4f7f\u7528\u5173\u952e\u5b57\u201cchar\u201d\u6765\u58f0\u660e\u5b57\u7b26\u53d8\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p>char ch; \/\/ \u58f0\u660e\u4e00\u4e2a\u5b57\u7b26\u53d8\u91cf ch<\/p>\n\n\n\n<p>\u53ef\u4ee5\u4f7f\u7528\u5173\u952e\u5b57\u201cbool\u201d\u6765\u58f0\u660e\u5e03\u5c14\u53d8\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p>bool flag; \/\/ \u58f0\u660e\u4e00\u4e2a\u5e03\u5c14\u53d8\u91cf flag<\/p>\n\n\n\n<p>\u9664\u4e86\u57fa\u672c\u6570\u636e\u7c7b\u578b\u4e4b\u5916\uff0cC++ \u8fd8\u652f\u6301\u7528\u6237\u81ea\u5b9a\u4e49\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f8b\u5982\u7ed3\u6784\u4f53\u548c\u7c7b\u3002\u7ed3\u6784\u4f53\u662f\u4e00\u79cd\u5305\u542b\u591a\u4e2a\u53d8\u91cf\u7684\u6570\u636e\u7c7b\u578b\uff0c\u800c\u7c7b\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u6982\u5ff5\uff0c\u53ef\u4ee5\u5305\u542b\u53d8\u91cf\u548c\u51fd\u6570\u6210\u5458\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u53d8\u91cf\u8d4b\u503c\u548c\u5e38\u91cf \u53d8\u91cf\u53ef\u4ee5\u8d4b\u503c\uff0c\u4f8b\u5982\uff1aint i = 10; \/\/ \u5c06\u53d8\u91cf i \u8d4b\u503c\u4e3a 10<\/li>\n<\/ol>\n\n\n\n<p>\u5e38\u91cf\u662f\u6307\u5728\u7a0b\u5e8f\u4e2d\u56fa\u5b9a\u4e0d\u53d8\u7684\u503c\u3002C++ \u652f\u6301\u4e24\u79cd\u5e38\u91cf\u7c7b\u578b\uff1a\u5b57\u9762\u5e38\u91cf\u548c const \u5e38\u91cf\u3002\u5b57\u9762\u5e38\u91cf\u662f\u6307\u76f4\u63a5\u5199\u5728\u4ee3\u7801\u4e2d\u7684\u5e38\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p>10 \/\/ \u6574\u6570\u5b57\u9762\u5e38\u91cf 3.14 \/\/ \u6d6e\u70b9\u6570\u5b57\u9762\u5e38\u91cf &#8216;a&#8217; \/\/ \u5b57\u7b26\u5b57\u9762\u5e38\u91cf<\/p>\n\n\n\n<p>const \u5e38\u91cf\u662f\u4f7f\u7528 const \u5173\u952e\u5b57\u5b9a\u4e49\u7684\u5e38\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<p>const int MAX = 100; \/\/ \u58f0\u660e\u4e00\u4e2a const \u5e38\u91cf MAX\uff0c\u5176\u503c\u4e3a 100<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u662f C++ \u57fa\u672c\u8bed\u6cd5\u548c\u6570\u636e\u7c7b\u578b\u7684\u7b80\u4ecb\u3002\u5728\u5b9e\u9645\u7f16\u7a0b\u4e2d\uff0c\u9700\u8981\u638c\u63e1\u66f4\u591a\u7684\u8bed\u6cd5\u548c\u6570\u636e\u7c7b\u578b\u77e5\u8bc6\uff0c\u5e76\u80fd\u591f\u7075\u6d3b\u5e94\u7528\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\uff08if\/else\uff09<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\u662f\u6307\u7528\u6765\u63a7\u5236\u7a0b\u5e8f\u6267\u884c\u6d41\u7a0b\u7684\u8bed\u53e5\uff0c\u5176\u4e2d\u5305\u62ec if\/else \u8bed\u53e5\u3001switch \u8bed\u53e5\u548c\u5faa\u73af\u8bed\u53e5\uff08for\u3001while\u3001do-while \u7b49\uff09\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e if\/else \u8bed\u53e5\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<p>if\/else \u8bed\u53e5\u662f\u7528\u4e8e\u5728\u4e0d\u540c\u6761\u4ef6\u4e0b\u6267\u884c\u4e0d\u540c\u64cd\u4f5c\u7684\u8bed\u53e5\uff0c\u5176\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">perlCopy code<code>if (condition)\n{\n   \/\/ if \u8bed\u53e5\u5757\uff0c\u6ee1\u8db3\u6761\u4ef6\u65f6\u6267\u884c\n}\nelse\n{\n   \/\/ else \u8bed\u53e5\u5757\uff0c\u4e0d\u6ee1\u8db3\u6761\u4ef6\u65f6\u6267\u884c\n}\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0ccondition \u662f\u4e00\u4e2a\u5e03\u5c14\u8868\u8fbe\u5f0f\uff0c\u5f53\u5176\u503c\u4e3a true \u65f6\uff0c\u6267\u884c if \u8bed\u53e5\u5757\uff1b\u5426\u5219\u6267\u884c else \u8bed\u53e5\u5757\u3002if \u8bed\u53e5\u5757\u548c else \u8bed\u53e5\u5757\u53ef\u4ee5\u662f\u5355\u6761\u8bed\u53e5\u6216\u591a\u6761\u8bed\u53e5\u7684\u4ee3\u7801\u5757\u3002<\/p>\n\n\n\n<p>if\/else \u8bed\u53e5\u53ef\u4ee5\u5d4c\u5957\u4f7f\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">perlCopy code<code>if (condition1)\n{\n   \/\/ if \u8bed\u53e5\u5757 1\n}\nelse if (condition2)\n{\n   \/\/ if \u8bed\u53e5\u5757 2\n}\nelse\n{\n   \/\/ else \u8bed\u53e5\u5757\n}\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c\u5f53 condition1 \u7684\u503c\u4e3a true \u65f6\uff0c\u6267\u884c if \u8bed\u53e5\u5757 1\uff1b\u5f53 condition1 \u7684\u503c\u4e3a false\uff0c\u4f46 condition2 \u7684\u503c\u4e3a true \u65f6\uff0c\u6267\u884c if \u8bed\u53e5\u5757 2\uff1b\u5426\u5219\u6267\u884c else \u8bed\u53e5\u5757\u3002<\/p>\n\n\n\n<p>\u9664\u4e86 if\/else \u8bed\u53e5\u4e4b\u5916\uff0cC++ \u8fd8\u63d0\u4f9b\u4e86\u4e00\u79cd\u7c7b\u4f3c\u4e8e\u4e09\u76ee\u8fd0\u7b97\u7b26\u7684\u8bed\u6cd5\uff0c\u5373\u6761\u4ef6\u8fd0\u7b97\u7b26 ? :\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>x = (a &gt; b) ? a : b;\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c\u5982\u679c a \u5927\u4e8e b\uff0c\u5219\u5c06 x \u7684\u503c\u8bbe\u4e3a a\uff0c\u5426\u5219\u5c06 x \u7684\u503c\u8bbe\u4e3a b\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cif\/else \u8bed\u53e5\u662f C++ \u4e2d\u7528\u4e8e\u63a7\u5236\u7a0b\u5e8f\u6267\u884c\u6d41\u7a0b\u7684\u4e00\u79cd\u8bed\u53e5\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u6761\u4ef6\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\uff0c\u662f C++ \u7f16\u7a0b\u4e2d\u5e38\u7528\u7684\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\uff08for\uff09<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\u4e4b\u4e00\u662f for \u5faa\u73af\u8bed\u53e5\uff0c\u5b83\u7528\u4e8e\u91cd\u590d\u6267\u884c\u4e00\u6bb5\u4ee3\u7801\uff0c\u76f4\u5230\u8fbe\u5230\u6307\u5b9a\u7684\u5faa\u73af\u6b21\u6570\u6216\u6761\u4ef6\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e for \u5faa\u73af\u8bed\u53e5\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<p>for \u5faa\u73af\u8bed\u53e5\u7684\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>for (initialization; condition; update)\n{\n   \/\/ \u5faa\u73af\u4f53\n}\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0cinitialization \u662f\u5faa\u73af\u53d8\u91cf\u7684\u521d\u59cb\u5316\uff0c\u901a\u5e38\u7528\u6765\u521d\u59cb\u5316\u5faa\u73af\u8ba1\u6570\u5668\uff1bcondition \u662f\u5faa\u73af\u6761\u4ef6\uff0c\u53ea\u6709\u5728\u8be5\u6761\u4ef6\u4e3a true \u65f6\u624d\u4f1a\u6267\u884c\u5faa\u73af\u4f53\uff1bupdate \u662f\u5faa\u73af\u53d8\u91cf\u7684\u66f4\u65b0\uff0c\u901a\u5e38\u7528\u6765\u66f4\u65b0\u5faa\u73af\u8ba1\u6570\u5668\u7684\u503c\u3002\u5faa\u73af\u4f53\u662f\u6307\u9700\u8981\u91cd\u590d\u6267\u884c\u7684\u4ee3\u7801\u5757\uff0c\u53ef\u4ee5\u5305\u542b\u591a\u6761\u8bed\u53e5\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 for \u5faa\u73af\u8bed\u53e5\u8f93\u51fa\u6570\u5b57 1 \u5230 10 \u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>for (int i = 1; i &lt;= 10; i++)\n{\n   cout &lt;&lt; i &lt;&lt; endl;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u53d8\u91cf i \u7684\u521d\u59cb\u503c\u4e3a 1\uff0c\u6bcf\u6b21\u5faa\u73af\u589e\u52a0 1\uff0c\u5f53 i \u7684\u503c\u5927\u4e8e 10 \u65f6\u5faa\u73af\u7ed3\u675f\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u4e0a\u8ff0\u57fa\u672c\u8bed\u6cd5\u4e4b\u5916\uff0cC++ \u4e2d\u7684 for \u5faa\u73af\u8bed\u53e5\u8fd8\u652f\u6301\u4f7f\u7528\u591a\u4e2a\u5faa\u73af\u53d8\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>for (int i = 0, j = 10; i &lt; j; i++, j--)\n{\n   cout &lt;&lt; i &lt;&lt; \" \" &lt;&lt; j &lt;&lt; endl;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u4e86\u4e24\u4e2a\u5faa\u73af\u53d8\u91cf i \u548c j\uff0c\u5206\u522b\u4ece 0 \u548c 10 \u5f00\u59cb\uff0ci \u6bcf\u6b21\u589e\u52a0 1\uff0cj \u6bcf\u6b21\u51cf\u5c11 1\uff0c\u76f4\u5230 i \u4e0d\u518d\u5c0f\u4e8e j\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cfor \u5faa\u73af\u8bed\u53e5\u662f C++ \u4e2d\u7528\u4e8e\u91cd\u590d\u6267\u884c\u4e00\u6bb5\u4ee3\u7801\u7684\u4e00\u79cd\u8bed\u53e5\uff0c\u53ef\u4ee5\u6839\u636e\u5faa\u73af\u53d8\u91cf\u7684\u503c\u6765\u63a7\u5236\u5faa\u73af\u7684\u6b21\u6570\u548c\u5faa\u73af\u4f53\u7684\u6267\u884c\u3002\u5b83\u662f C++ \u7f16\u7a0b\u4e2d\u5e38\u7528\u7684\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\uff08while\uff09<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\u4e4b\u4e00\u662f while \u5faa\u73af\u8bed\u53e5\uff0c\u5b83\u7528\u4e8e\u5728\u6ee1\u8db3\u6761\u4ef6\u7684\u60c5\u51b5\u4e0b\u91cd\u590d\u6267\u884c\u4e00\u6bb5\u4ee3\u7801\uff0c\u76f4\u5230\u6761\u4ef6\u4e0d\u518d\u6ee1\u8db3\u4e3a\u6b62\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e while \u5faa\u73af\u8bed\u53e5\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<p>while \u5faa\u73af\u8bed\u53e5\u7684\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>while (condition)\n{\n   \/\/ \u5faa\u73af\u4f53\n}\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0ccondition \u662f\u5faa\u73af\u6761\u4ef6\uff0c\u53ea\u6709\u5728\u8be5\u6761\u4ef6\u4e3a true \u65f6\u624d\u4f1a\u6267\u884c\u5faa\u73af\u4f53\u3002\u5faa\u73af\u4f53\u662f\u6307\u9700\u8981\u91cd\u590d\u6267\u884c\u7684\u4ee3\u7801\u5757\uff0c\u53ef\u4ee5\u5305\u542b\u591a\u6761\u8bed\u53e5\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 while \u5faa\u73af\u8bed\u53e5\u8f93\u51fa\u6570\u5b57 1 \u5230 10 \u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>int i = 1;\nwhile (i &lt;= 10)\n{\n   cout &lt;&lt; i &lt;&lt; endl;\n   i++;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u53d8\u91cf i \u7684\u521d\u59cb\u503c\u4e3a 1\uff0c\u6bcf\u6b21\u5faa\u73af\u589e\u52a0 1\uff0c\u5f53 i \u7684\u503c\u5927\u4e8e 10 \u65f6\u5faa\u73af\u7ed3\u675f\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u4e0a\u8ff0\u57fa\u672c\u8bed\u6cd5\u4e4b\u5916\uff0cC++ \u4e2d\u7684 while \u5faa\u73af\u8bed\u53e5\u8fd8\u652f\u6301\u4f7f\u7528 do-while \u5faa\u73af\u8bed\u53e5\uff0c\u5176\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>do\n{\n   \/\/ \u5faa\u73af\u4f53\n} while (condition);\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c\u5faa\u73af\u4f53\u5148\u6267\u884c\u4e00\u6b21\uff0c\u7136\u540e\u518d\u6839\u636e\u6761\u4ef6\u5224\u65ad\u662f\u5426\u7ee7\u7eed\u6267\u884c\u5faa\u73af\u4f53\uff0c\u76f4\u5230\u6761\u4ef6\u4e0d\u518d\u6ee1\u8db3\u4e3a\u6b62\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 do-while \u5faa\u73af\u8bed\u53e5\u8f93\u51fa\u6570\u5b57 1 \u5230 10 \u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>int i = 1;\ndo\n{\n   cout &lt;&lt; i &lt;&lt; endl;\n   i++;\n} while (i &lt;= 10);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u53d8\u91cf i \u7684\u521d\u59cb\u503c\u4e3a 1\uff0c\u5148\u6267\u884c\u4e00\u6b21\u5faa\u73af\u4f53\uff0c\u7136\u540e\u6bcf\u6b21\u5faa\u73af\u589e\u52a0 1\uff0c\u5f53 i \u7684\u503c\u5927\u4e8e 10 \u65f6\u5faa\u73af\u7ed3\u675f\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cwhile \u5faa\u73af\u8bed\u53e5\u662f C++ \u4e2d\u7528\u4e8e\u5728\u6ee1\u8db3\u6761\u4ef6\u7684\u60c5\u51b5\u4e0b\u91cd\u590d\u6267\u884c\u4e00\u6bb5\u4ee3\u7801\u7684\u4e00\u79cd\u8bed\u53e5\uff0c\u53ef\u4ee5\u6839\u636e\u5faa\u73af\u6761\u4ef6\u6765\u63a7\u5236\u5faa\u73af\u7684\u6b21\u6570\u548c\u5faa\u73af\u4f53\u7684\u6267\u884c\u3002\u540c\u65f6\uff0cdo-while \u5faa\u73af\u8bed\u53e5\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u7c7b\u4f3c\u7684\u529f\u80fd\uff0c\u53ea\u4e0d\u8fc7\u5176\u5faa\u73af\u4f53\u81f3\u5c11\u4f1a\u6267\u884c\u4e00\u6b21\u3002\u5b83\u4eec\u662f C++ \u7f16\u7a0b\u4e2d\u5e38\u7528\u7684\u63a7\u5236\u6d41\u7a0b\u8bed\u53e5\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u51fd\u6570\u548c\u53c2\u6570\u4f20\u9012<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u51fd\u6570\u662f\u7528\u4e8e\u5b8c\u6210\u7279\u5b9a\u4efb\u52a1\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u53ef\u4ee5\u88ab\u591a\u6b21\u8c03\u7528\uff0c\u4ece\u800c\u5b9e\u73b0\u4ee3\u7801\u7684\u590d\u7528\u3002\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u53c2\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u503c\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e C++ \u51fd\u6570\u548c\u53c2\u6570\u4f20\u9012\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u51fd\u6570\u7684\u5b9a\u4e49\u548c\u8c03\u7528 C++ \u51fd\u6570\u7684\u5b9a\u4e49\u7531\u51fd\u6570\u540d\u3001\u8fd4\u56de\u7c7b\u578b\u3001\u53c2\u6570\u5217\u8868\u548c\u51fd\u6570\u4f53\u7ec4\u6210\uff0c\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int add(int a, int b)\n{\n   return a + b;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u51fd\u6570\u540d\u4e3a add\uff0c\u8fd4\u56de\u7c7b\u578b\u4e3a int\uff0c\u53c2\u6570\u5217\u8868\u4e3a a \u548c b\uff0c\u51fd\u6570\u4f53\u4e3a return a + b;\u3002\u51fd\u6570\u53ef\u4ee5\u88ab\u591a\u6b21\u8c03\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>int result = add(3, 5); \/\/ \u8c03\u7528\u51fd\u6570 add\uff0c\u4f20\u9012\u53c2\u6570 3 \u548c 5\uff0c\u5c06\u8fd4\u56de\u503c\u4fdd\u5b58\u5728\u53d8\u91cf result \u4e2d\ncout &lt;&lt; result &lt;&lt; endl; \/\/ \u8f93\u51fa\u7ed3\u679c 8\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u53c2\u6570\u4f20\u9012 C++ \u4e2d\u6709\u4e24\u79cd\u53c2\u6570\u4f20\u9012\u65b9\u5f0f\uff1a\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u503c\u4f20\u9012\u662f\u6307\u5c06\u53c2\u6570\u7684\u503c\u4f20\u9012\u7ed9\u51fd\u6570\uff0c\u5728\u51fd\u6570\u5185\u90e8\u5bf9\u53c2\u6570\u8fdb\u884c\u4fee\u6539\u4e0d\u4f1a\u5f71\u54cd\u5230\u51fd\u6570\u5916\u90e8\u7684\u53d8\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>void swap(int a, int b)\n{\n   int temp = a;\n   a = b;\n   b = temp;\n}\n\nint x = 3, y = 5;\nswap(x, y);\ncout &lt;&lt; x &lt;&lt; \" \" &lt;&lt; y &lt;&lt; endl; \/\/ \u8f93\u51fa\u7ed3\u679c 3 5\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0cswap \u51fd\u6570\u4ea4\u6362\u4e86\u53c2\u6570 a \u548c b \u7684\u503c\uff0c\u4f46\u5b9e\u9645\u4e0a\u5e76\u6ca1\u6709\u4ea4\u6362\u53d8\u91cf x \u548c y \u7684\u503c\uff0c\u56e0\u4e3a\u53c2\u6570\u662f\u6309\u503c\u4f20\u9012\u7684\u3002<\/p>\n\n\n\n<p>\u5f15\u7528\u4f20\u9012\u662f\u6307\u5c06\u53c2\u6570\u7684\u5f15\u7528\u4f20\u9012\u7ed9\u51fd\u6570\uff0c\u5728\u51fd\u6570\u5185\u90e8\u5bf9\u53c2\u6570\u8fdb\u884c\u4fee\u6539\u4f1a\u5f71\u54cd\u5230\u51fd\u6570\u5916\u90e8\u7684\u53d8\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>void swap(int&amp; a, int&amp; b)\n{\n   int temp = a;\n   a = b;\n   b = temp;\n}\n\nint x = 3, y = 5;\nswap(x, y);\ncout &lt;&lt; x &lt;&lt; \" \" &lt;&lt; y &lt;&lt; endl; \/\/ \u8f93\u51fa\u7ed3\u679c 5 3\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0cswap \u51fd\u6570\u4ea4\u6362\u4e86\u53c2\u6570 a \u548c b \u7684\u503c\uff0c\u7531\u4e8e\u53c2\u6570\u662f\u6309\u5f15\u7528\u4f20\u9012\u7684\uff0c\u56e0\u6b64\u53d8\u91cf x \u548c y \u7684\u503c\u4e5f\u88ab\u4ea4\u6362\u4e86\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012\u4e4b\u5916\uff0cC++ \u4e2d\u8fd8\u6709\u6307\u9488\u4f20\u9012\u7684\u65b9\u5f0f\uff0c\u5373\u5c06\u6307\u5411\u53c2\u6570\u7684\u6307\u9488\u4f20\u9012\u7ed9\u51fd\u6570\u3002\u6307\u9488\u4f20\u9012\u7684\u65b9\u5f0f\u548c\u5f15\u7528\u4f20\u9012\u7c7b\u4f3c\uff0c\u4e0d\u8fc7\u9700\u8981\u4f7f\u7528\u6307\u9488\u7c7b\u578b\u7684\u53c2\u6570\u3002\u6307\u9488\u4f20\u9012\u7684\u793a\u4f8b\u7565\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u51fd\u6570\u662f C++ \u4e2d\u7528\u4e8e\u5b8c\u6210\u7279\u5b9a\u4efb\u52a1\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u53ef\u4ee5\u63a5\u53d7\u53c2\u6570\u5e76\u8fd4\u56de\u4e00\u4e2a\u503c\u3002C++ \u4e2d\u6709\u503c\u4f20\u9012\u548c\u5f15\u7528\u4f20\u9012\u4e24\u79cd\u53c2\u6570\u4f20\u9012\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8fdb\u884c\u9009\u62e9\u3002\u51fd\u6570\u662f C++ \u7f16\u7a0b\u4e2d\u5e38\u7528\u7684\u7ed3\u6784\u4e4b\u4e00\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u590d\u7528\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u51fd\u6570\u548c\u53c2\u6570\u4f20\u9012<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u51fd\u6570\u662f\u4e00\u79cd\u72ec\u7acb\u7684\u4ee3\u7801\u5757\uff0c\u7528\u4e8e\u6267\u884c\u67d0\u4e9b\u7279\u5b9a\u4efb\u52a1\uff0c\u63a5\u6536\u8f93\u5165\u53c2\u6570\uff0c\u6267\u884c\u4e00\u4e9b\u64cd\u4f5c\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u7ed3\u679c\u3002\u51fd\u6570\u63d0\u4f9b\u4e86\u4ee3\u7801\u91cd\u7528\u7684\u673a\u5236\uff0c\u4f7f\u5f97\u76f8\u540c\u7684\u4ee3\u7801\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u4f4d\u7f6e\u591a\u6b21\u8c03\u7528\u6267\u884c\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u51fd\u6570\u548c\u53c2\u6570\u4f20\u9012\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u51fd\u6570\u7684\u5b9a\u4e49\u548c\u8c03\u7528 C++ \u51fd\u6570\u7684\u5b9a\u4e49\u7531\u51fd\u6570\u540d\u3001\u8fd4\u56de\u7c7b\u578b\u3001\u53c2\u6570\u5217\u8868\u548c\u51fd\u6570\u4f53\u7ec4\u6210\u3002\u4f8b\u5982\uff0c\u4e0b\u9762\u7684\u51fd\u6570\u5b9a\u4e49\u4e86\u4e24\u4e2a\u6574\u6570\u76f8\u52a0\u5e76\u8fd4\u56de\u7ed3\u679c\u7684\u51fd\u6570\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>int add(int a, int b) {\n    int result = a + b;\n    return result;\n}\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u51fd\u6570\u7684\u51fd\u6570\u540d\u4e3a add\uff0c\u5b83\u7684\u8fd4\u56de\u7c7b\u578b\u4e3a int\uff0c\u53c2\u6570\u5217\u8868\u5305\u542b\u4e86\u4e24\u4e2a\u6574\u578b\u53d8\u91cf a \u548c b\uff0c\u51fd\u6570\u4f53\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a result \u7684\u5c40\u90e8\u53d8\u91cf\u6765\u5b58\u50a8 a \u548c b \u7684\u548c\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u8fd4\u56de\u503c\u3002<\/p>\n\n\n\n<p>\u51fd\u6570\u7684\u8c03\u7528\u662f\u6307\u5728\u7a0b\u5e8f\u4e2d\u4f7f\u7528\u51fd\u6570\u540d\u548c\u53c2\u6570\u5217\u8868\u6765\u6267\u884c\u51fd\u6570\u7684\u8fc7\u7a0b\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">csharpCopy code<code>int x = 3, y = 5;\nint sum = add(x, y);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e24\u4e2a\u6574\u578b\u53d8\u91cf x \u548c y\uff0c\u5e76\u5c06\u5b83\u4eec\u7684\u503c\u8bbe\u7f6e\u4e3a 3 \u548c 5\u3002\u7136\u540e\u6211\u4eec\u8c03\u7528 add \u51fd\u6570\uff0c\u5c06 x \u548c y \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5b83\uff0c\u51fd\u6570\u5c06\u8ba1\u7b97\u5b83\u4eec\u7684\u548c\u5e76\u5c06\u5176\u8fd4\u56de\u3002\u6211\u4eec\u5c06\u8fd4\u56de\u503c\u5b58\u50a8\u5728\u4e00\u4e2a\u540d\u4e3a sum \u7684\u53d8\u91cf\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u53c2\u6570\u4f20\u9012 C++ \u4e2d\u6709\u4e09\u79cd\u53c2\u6570\u4f20\u9012\u65b9\u5f0f\uff1a\u503c\u4f20\u9012\u3001\u5f15\u7528\u4f20\u9012\u548c\u6307\u9488\u4f20\u9012\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u503c\u4f20\u9012\u662f\u6307\u5c06\u51fd\u6570\u53c2\u6570\u7684\u503c\u590d\u5236\u5230\u51fd\u6570\u4e2d\u7684\u65b0\u53d8\u91cf\u4e2d\u3002\u8fd9\u610f\u5473\u7740\u5728\u51fd\u6570\u4e2d\u4fee\u6539\u53c2\u6570\u7684\u503c\u4e0d\u4f1a\u5f71\u54cd\u5230\u539f\u59cb\u53d8\u91cf\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528\u503c\u4f20\u9012\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>void increment(int x) {\n    x++;\n}\n\nint main() {\n    int x = 3;\n    increment(x);\n    std::cout &lt;&lt; x &lt;&lt; std::endl; \/\/ \u8f93\u51fa 3\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a increment \u7684\u51fd\u6570\uff0c\u5b83\u4f7f\u7528\u503c\u4f20\u9012\u6765\u63a5\u6536\u4e00\u4e2a\u6574\u6570\u53c2\u6570 x\u3002\u51fd\u6570\u5c06 x \u7684\u503c\u9012\u589e 1\uff0c\u4f46\u5728\u4e3b\u51fd\u6570\u4e2d\uff0c\u53d8\u91cf x \u7684\u503c\u5e76\u6ca1\u6709\u53d1\u751f\u53d8\u5316\u3002<\/p>\n\n\n\n<p>\u5f15\u7528\u4f20\u9012\u662f\u6307\u5c06\u51fd\u6570\u53c2\u6570\u7684\u5f15\u7528\u4f20\u9012\u7ed9\u51fd\u6570\u3002\u8fd9\u610f\u5473\u7740\u5728\u51fd\u6570\u4e2d\u5bf9\u53c2\u6570\u8fdb\u884c\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u4f1a\u5f71\u54cd\u5230\u539f\u59cb\u53d8\u91cf\u7684\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>void increment(int&amp; x) {\n    x++;\n}\n\nint main() {\n    int x = 3;\n    increment(x);\n    std::cout &lt;&lt; x &lt;&lt; std::endl; \/\/ \u8f93\u51fa 4\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a increment \u7684\u51fd\u6570\uff0c\u5b83\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u6765\u63a5\u6536\u4e00\u4e2a\u6574\u6570\u53c2\u6570 x\u3002\u51fd\u6570\u5c06 x \u7684\u503c\u9012\u589e 1\uff0c\u5e76\u5c06\u8fd9\u4e2a\u4fee\u6539\u5e94\u7528\u5230\u4e86\u4e3b\u51fd\u6570\u4e2d\u7684\u53d8\u91cf x \u4e0a\u3002<\/p>\n\n\n\n<p>\u6307\u9488\u4f20\u9012\u662f\u6307\u5c06\u51fd\u6570<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u6307\u9488\u548c\u5f15\u7528<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u6307\u9488\u548c\u5f15\u7528\u90fd\u662f\u7528\u4e8e\u8bbf\u95ee\u5185\u5b58\u4e2d\u7684\u6570\u636e\u7684\u5de5\u5177\uff0c\u5b83\u4eec\u90fd\u63d0\u4f9b\u4e86\u95f4\u63a5\u8bbf\u95ee\u53d8\u91cf\u7684\u80fd\u529b\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u6307\u9488\u548c\u5f15\u7528\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6307\u9488 \u6307\u9488\u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u5b83\u5b58\u50a8\u4e86\u5185\u5b58\u5730\u5740\uff0c\u8fd9\u4e2a\u5730\u5740\u6307\u5411\u4e86\u53e6\u4e00\u4e2a\u53d8\u91cf\u7684\u4f4d\u7f6e\u3002\u6307\u9488\u7528\u4e8e\u8bbf\u95ee\u8fd9\u4e2a\u4f4d\u7f6e\u4e0a\u5b58\u50a8\u7684\u6570\u636e\u3002\u5728 C++ \u4e2d\uff0c\u6307\u9488\u7684\u58f0\u660e\u9700\u8981\u4f7f\u7528\u661f\u53f7\uff08*\uff09\u7b26\u53f7\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int* p;\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684\u6307\u9488\u53d8\u91cf\uff0c\u5b83\u53ef\u4ee5\u6307\u5411\u4e00\u4e2a int \u7c7b\u578b\u7684\u53d8\u91cf\u3002<\/p>\n\n\n\n<p>\u6307\u9488\u53ef\u4ee5\u4f7f\u7528\u53d6\u5730\u5740\u8fd0\u7b97\u7b26\uff08&amp;\uff09\u6765\u83b7\u53d6\u53d8\u91cf\u7684\u5730\u5740\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int x = 5;\nint* p = &amp;x;\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a x \u7684 int \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u5c06\u5b83\u7684\u503c\u8bbe\u7f6e\u4e3a 5\u3002\u7136\u540e\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684 int \u6307\u9488\u53d8\u91cf\uff0c\u5e76\u5c06\u5b83\u7684\u503c\u8bbe\u7f6e\u4e3a x \u7684\u5730\u5740\u3002<\/p>\n\n\n\n<p>\u6307\u9488\u53ef\u4ee5\u4f7f\u7528\u661f\u53f7\uff08*\uff09\u7b26\u53f7\u6765\u8bbf\u95ee\u5b83\u6240\u6307\u5411\u7684\u53d8\u91cf\u7684\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>int x = 5;\nint* p = &amp;x;\nstd::cout &lt;&lt; *p &lt;&lt; std::endl; \/\/ \u8f93\u51fa 5\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u6307\u9488 p \u6765\u8f93\u51fa\u53d8\u91cf x \u7684\u503c\u3002\u5728\u8f93\u51fa\u8bed\u53e5\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u661f\u53f7\u7b26\u53f7\u6765\u8bbf\u95ee\u6307\u9488\u6240\u6307\u5411\u7684\u53d8\u91cf\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u6307\u9488\u53ef\u4ee5\u4f7f\u7528\u9012\u589e\u548c\u9012\u51cf\u8fd0\u7b97\u7b26\u6765\u79fb\u52a8\u6307\u9488\u7684\u6307\u5411\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">perlCopy code<code>int x = 5;\nint* p = &amp;x;\np++; \/\/ \u5c06\u6307\u9488\u6307\u5411\u4e0b\u4e00\u4e2a int \u7c7b\u578b\u53d8\u91cf\u7684\u5730\u5740\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684 int \u6307\u9488\u53d8\u91cf\uff0c\u5e76\u5c06\u5b83\u7684\u503c\u8bbe\u7f6e\u4e3a x \u7684\u5730\u5740\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u9012\u589e\u8fd0\u7b97\u7b26\u5c06\u6307\u9488 p \u6307\u5411\u4e0b\u4e00\u4e2a int \u7c7b\u578b\u53d8\u91cf\u7684\u5730\u5740\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5f15\u7528 \u5f15\u7528\u662f\u4e00\u4e2a\u53d8\u91cf\u7684\u522b\u540d\u3002\u5f15\u7528\u53ef\u4ee5\u7528\u4e8e\u76f4\u63a5\u8bbf\u95ee\u53d8\u91cf\u7684\u503c\uff0c\u5c31\u50cf\u4f7f\u7528\u53d8\u91cf\u540d\u4e00\u6837\u3002\u5728 C++ \u4e2d\uff0c\u5f15\u7528\u7684\u58f0\u660e\u9700\u8981\u4f7f\u7528\u5f15\u7528\u7b26\u53f7\uff08&amp;\uff09\u7b26\u53f7\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int x = 5;\nint&amp; r = x;\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a x \u7684 int \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u5c06\u5b83\u7684\u503c\u8bbe\u7f6e\u4e3a 5\u3002\u7136\u540e\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a r \u7684 int \u5f15\u7528\u53d8\u91cf\uff0c\u5e76\u5c06\u5b83\u7684\u503c\u8bbe\u7f6e\u4e3a x \u7684\u503c\u3002<\/p>\n\n\n\n<p>\u5f15\u7528\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u6765\u8bbf\u95ee\u53d8\u91cf\u7684\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>int x = 5;\nint&amp; r = x;\nstd::cout &lt;&lt; r &lt;&lt; std::endl; \/\/ \u8f93\u51fa 5\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5f15\u7528 r \u6765\u8f93\u51fa\u53d8\u91cf x \u7684\u503c\u3002\u5728\u8f93\u51fa\u8bed\u53e5\u4e2d\uff0c\u6211\u4eec\u6ca1\u6709\u4f7f\u7528\u4efb\u4f55\u7b26\u53f7\u6765\u8bbf\u95ee\u5f15\u7528\u6240\u6307\u5411\u7684\u53d8\u91cf\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u5f15\u7528\u53ef\u4ee5<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u4f5c\u4e3a\u53d8\u91cf\u7684\u522b\u540d\uff0c\u5f15\u7528\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539\u5176\u6240\u6307\u5411\u7684\u53d8\u91cf\u7684\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>int x = 5;\nint&amp; r = x;\nr = 10;\nstd::cout &lt;&lt; x &lt;&lt; std::endl; \/\/ \u8f93\u51fa 10\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5f15\u7528 r \u6765\u4fee\u6539\u53d8\u91cf x \u7684\u503c\u3002\u6211\u4eec\u5c06 r \u7684\u503c\u8bbe\u7f6e\u4e3a 10\uff0c\u8fd9\u4f1a\u5c06 x \u7684\u503c\u4fee\u6539\u4e3a 10\u3002<\/p>\n\n\n\n<p>\u5f15\u7528\u4e0d\u9700\u8981\u4f7f\u7528\u53d6\u5730\u5740\u8fd0\u7b97\u7b26\uff08&amp;\uff09\u6765\u58f0\u660e\u6216\u4f7f\u7528\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u53d8\u91cf\u7684\u522b\u540d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6307\u9488\u548c\u5f15\u7528\u7684\u533a\u522b \u867d\u7136\u6307\u9488\u548c\u5f15\u7528\u90fd\u53ef\u4ee5\u7528\u4e8e\u8bbf\u95ee\u53d8\u91cf\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u9488\u53ef\u4ee5\u88ab\u91cd\u65b0\u8d4b\u503c\u6307\u5411\u53e6\u4e00\u4e2a\u53d8\u91cf\uff0c\u800c\u5f15\u7528\u4e00\u65e6\u88ab\u521d\u59cb\u5316\u5c31\u4e0d\u80fd\u88ab\u91cd\u65b0\u8d4b\u503c\u4e3a\u6307\u5411\u53e6\u4e00\u4e2a\u53d8\u91cf\u3002<\/li>\n\n\n\n<li>\u6307\u9488\u53ef\u4ee5\u6307\u5411\u7a7a\u503c\uff08NULL\uff09\uff0c\u8868\u793a\u5b83\u6ca1\u6709\u6307\u5411\u4efb\u4f55\u53d8\u91cf\uff0c\u800c\u5f15\u7528\u5fc5\u987b\u6307\u5411\u4e00\u4e2a\u53d8\u91cf\u3002<\/li>\n\n\n\n<li>\u6307\u9488\u53ef\u4ee5\u8fdb\u884c\u6307\u9488\u8fd0\u7b97\uff08\u5982\u52a0\u3001\u51cf\u3001\u9012\u589e\u3001\u9012\u51cf\u7b49\uff09\uff0c\u800c\u5f15\u7528\u4e0d\u652f\u6301\u6307\u9488\u8fd0\u7b97\u3002<\/li>\n\n\n\n<li>\u6307\u9488\u53ef\u4ee5\u6307\u5411\u6570\u7ec4\u5143\u7d20\u6216\u7ed3\u6784\u4f53\u7684\u6210\u5458\uff0c\u800c\u5f15\u7528\u53ea\u80fd\u5f15\u7528\u5355\u4e2a\u53d8\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u603b\u4e4b\uff0c\u6307\u9488\u548c\u5f15\u7528\u90fd\u662f C++ \u4e2d\u7528\u4e8e\u8bbf\u95ee\u5185\u5b58\u4e2d\u7684\u6570\u636e\u7684\u5de5\u5177\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\u3002\u6307\u9488\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u7075\u6d3b\u6027\uff0c\u53ef\u4ee5\u8fdb\u884c\u6307\u9488\u8fd0\u7b97\u3001\u6307\u5411\u7a7a\u503c\u548c\u6570\u7ec4\u5143\u7d20\u6216\u7ed3\u6784\u4f53\u7684\u6210\u5458\uff0c\u4f46\u4f7f\u7528\u5b83\u4eec\u65f6\u9700\u8981\u66f4\u52a0\u5c0f\u5fc3\uff0c\u4ee5\u9632\u6b62\u51fa\u73b0\u6307\u9488\u9519\u8bef\u3002\u5f15\u7528\u66f4\u52a0\u7b80\u5355\uff0c\u6613\u4e8e\u4f7f\u7528\uff0c\u4f46\u5b83\u4eec\u7684\u529f\u80fd\u53d7\u5230\u4e86\u4e00\u5b9a\u7684\u9650\u5236\u3002\u5728\u7f16\u5199 C++ \u7a0b\u5e8f\u65f6\uff0c\u6839\u636e\u5177\u4f53\u7684\u9700\u6c42\u9009\u62e9\u9002\u5f53\u7684\u5de5\u5177\u975e\u5e38\u91cd\u8981\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u6570\u7ec4<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u7528\u4e8e\u5b58\u50a8\u591a\u4e2a\u76f8\u540c\u7c7b\u578b\u6570\u636e\u7684\u96c6\u5408\u3002\u6570\u7ec4\u53ef\u4ee5\u7528\u4e8e\u5b58\u50a8\u4e00\u7ec4\u6574\u6570\u3001\u4e00\u7ec4\u6d6e\u70b9\u6570\u3001\u4e00\u7ec4\u5b57\u7b26\u7b49\u7b49\uff0c\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u7d22\u5f15\uff0c\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u9012\u589e\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u6570\u7ec4\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u58f0\u660e\u548c\u521d\u59cb\u5316\u6570\u7ec4 C++ \u4e2d\u58f0\u660e\u6570\u7ec4\u9700\u8981\u6307\u5b9a\u6570\u7ec4\u7684\u7c7b\u578b\u3001\u6570\u7ec4\u7684\u540d\u79f0\u548c\u6570\u7ec4\u7684\u5927\u5c0f\u3002\u6570\u7ec4\u7684\u5927\u5c0f\u5fc5\u987b\u662f\u4e00\u4e2a\u6b63\u6574\u6570\u5e38\u91cf\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int myArray[5]; \/\/ \u58f0\u660e\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u6574\u6570\u7684\u6570\u7ec4\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a myArray \u7684 int \u6570\u7ec4\uff0c\u5b83\u5305\u542b 5 \u4e2a\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a int \u7c7b\u578b\u53d8\u91cf\u3002<\/p>\n\n\n\n<p>\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u521d\u59cb\u5316\u5217\u8868\u6765\u521d\u59cb\u5316\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int myArray[5] = {1, 2, 3, 4, 5}; \/\/ \u521d\u59cb\u5316\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u6574\u6570\u7684\u6570\u7ec4\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a myArray \u7684 int \u6570\u7ec4\uff0c\u5e76\u5c06\u5b83\u7684\u524d 5 \u4e2a\u5143\u7d20\u521d\u59cb\u5316\u4e3a 1\u30012\u30013\u30014\u30015\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u53ea\u521d\u59cb\u5316\u4e86\u90e8\u5206\u5143\u7d20\uff0c\u5176\u4f59\u7684\u5143\u7d20\u5c06\u88ab\u81ea\u52a8\u521d\u59cb\u5316\u4e3a 0\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>int myArray[5] = {1, 2, 3}; \/\/ \u5c06\u524d\u4e09\u4e2a\u5143\u7d20\u521d\u59cb\u5316\u4e3a 1\u30012\u30013\uff0c\u540e\u4e24\u4e2a\u5143\u7d20\u81ea\u52a8\u521d\u59cb\u5316\u4e3a 0\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20 \u6570\u7ec4\u5143\u7d20\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u540d\u79f0\u548c\u7d22\u5f15\u6765\u8bbf\u95ee\u3002\u6570\u7ec4\u7684\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u9012\u589e\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>int myArray[5] = {1, 2, 3, 4, 5};\nstd::cout &lt;&lt; myArray[0] &lt;&lt; std::endl; \/\/ \u8f93\u51fa 1\nstd::cout &lt;&lt; myArray[4] &lt;&lt; std::endl; \/\/ \u8f93\u51fa 5\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a myArray \u7684 int \u6570\u7ec4\uff0c\u5e76\u5c06\u5b83\u7684\u524d 5 \u4e2a\u5143\u7d20\u521d\u59cb\u5316\u4e3a 1\u30012\u30013\u30014\u30015\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528 myArray[0] \u548c myArray[4] \u6765\u8bbf\u95ee\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u548c\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5faa\u73af\u8bbf\u95ee\u6570\u7ec4 \u4f7f\u7528\u5faa\u73af\u53ef\u4ee5\u65b9\u4fbf\u5730\u8bbf\u95ee\u6570\u7ec4\u7684\u6240\u6709\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>int myArray[5] = {1, 2, 3, 4, 5};\nfor (int i = 0; i &lt; 5; i++) {\n    std::cout &lt;&lt; myArray[i] &lt;&lt; \" \";\n}\n\/\/ \u8f93\u51fa 1 2 3 4 5\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 for \u5faa\u73af\u6765\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002\u5faa\u73af\u53d8\u91cf i \u4ece 0 \u5f00\u59cb\u9012\u589e\u5230 4\uff0c\u6211\u4eec\u4f7f\u7528 myArray[i] \u6765\u8bbf\u95ee\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5b83\u4eec\u8f93\u51fa\u5230\u5c4f\u5e55\u4e0a\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u591a\u7ef4\u6570\u7ec4 C++ \u4e2d\u8fd8\u652f\u6301\u591a\u7ef4\u6570\u7ec4\uff0c\u5373\u6570\u7ec4\u7684\u5143\u7d20\u53ef\u4ee5\u662f\u6570\u7ec4\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>int myArray[2][3] = {{1, 2,\n<\/code><\/pre>\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a myArray \u7684\u4e8c\u7ef4 int \u6570\u7ec4\uff0c\u5b83\u6709 2 \u884c\u548c 3 \u5217\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 myArray[i][j] \u6765\u8bbf\u95ee\u6570\u7ec4\u7684\u6bcf\u4e2a\u5143\u7d20\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528\u5faa\u73af\u6765\u904d\u5386\u591a\u7ef4\u6570\u7ec4\u65f6\uff0c\u9700\u8981\u4f7f\u7528\u5d4c\u5957\u5faa\u73af\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>int myArray[2][3] = {{1, 2, 3}, {4, 5, 6}};\nfor (int i = 0; i &lt; 2; i++) {\n    for (int j = 0; j &lt; 3; j++) {\n        std::cout &lt;&lt; myArray[i][j] &lt;&lt; \" \";\n    }\n    std::cout &lt;&lt; std::endl;\n}\n\/\/ \u8f93\u51fa\uff1a\n\/\/ 1 2 3\n\/\/ 4 5 6\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e24\u4e2a\u5d4c\u5957\u7684 for \u5faa\u73af\u6765\u904d\u5386\u4e8c\u7ef4\u6570\u7ec4 myArray \u7684\u6240\u6709\u5143\u7d20\uff0c\u5e76\u5c06\u5b83\u4eec\u8f93\u51fa\u5230\u5c4f\u5e55\u4e0a\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u6570\u7ec4\u7684\u5c40\u9650\u6027 \u5c3d\u7ba1\u6570\u7ec4\u5728\u5b58\u50a8\u548c\u8bbf\u95ee\u5927\u91cf\u6570\u636e\u65f6\u975e\u5e38\u6709\u7528\uff0c\u4f46\u5b83\u4eec\u4e5f\u5177\u6709\u4e00\u4e9b\u5c40\u9650\u6027\u3002\u4f8b\u5982\uff0c\u6570\u7ec4\u7684\u5927\u5c0f\u5fc5\u987b\u5728\u7f16\u8bd1\u65f6\u6307\u5b9a\uff0c\u56e0\u6b64\u5728\u8fd0\u884c\u65f6\u4e0d\u80fd\u52a8\u6001\u5730\u8c03\u6574\u6570\u7ec4\u7684\u5927\u5c0f\u3002\u5982\u679c\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u7c7b\u578b\u4e0d\u540c\uff0c\u6570\u7ec4\u4e5f\u4e0d\u80fd\u5b58\u50a8\u5b83\u4eec\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0cC++ \u4e2d\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5176\u4ed6\u7684\u6570\u636e\u7ed3\u6784\uff0c\u4f8b\u5982\u52a8\u6001\u6570\u7ec4\u548c\u5411\u91cf\u7b49\u3002\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u8c03\u6574\u5927\u5c0f\uff0c\u5e76\u4e14\u53ef\u4ee5\u5b58\u50a8\u4e0d\u540c\u7c7b\u578b\u7684\u5143\u7d20\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u5b57\u7b26\u4e32<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u5b57\u7b26\u4e32\u662f\u4e00\u7ec4\u5b57\u7b26\u7684\u5e8f\u5217\u3002\u5b57\u7b26\u4e32\u5e38\u5e38\u7528\u4e8e\u5b58\u50a8\u6587\u672c\u6216\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\uff0c\u4f8b\u5982\u7528\u6237\u540d\u3001\u5bc6\u7801\u3001\u7535\u5b50\u90ae\u4ef6\u7b49\u7b49\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u5b57\u7b26\u4e32\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b57\u7b26\u4e32\u7c7b\u578b C++ \u4e2d\u6709\u4e24\u79cd\u7c7b\u578b\u7684\u5b57\u7b26\u4e32\uff1aC \u98ce\u683c\u5b57\u7b26\u4e32\u548c C++ \u6807\u51c6\u5e93\u5b57\u7b26\u4e32\u3002C \u98ce\u683c\u5b57\u7b26\u4e32\u662f\u4e00\u4e2a\u4ee5 null \u5b57\u7b26\uff08&#8217;\\0&#8217;\uff09\u7ed3\u5c3e\u7684\u5b57\u7b26\u6570\u7ec4\uff0c\u5b83\u901a\u5e38\u4f7f\u7528 char* \u7c7b\u578b\u6307\u9488\u6765\u8bbf\u95ee\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">rustCopy code<code>char str[] = \"Hello, world!\";\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a str \u7684 char \u7c7b\u578b\u6570\u7ec4\uff0c\u5b83\u5305\u542b\u4e00\u4e2a\u4ee5 null \u5b57\u7b26\u7ed3\u5c3e\u7684\u5b57\u7b26\u4e32 &#8220;Hello, world!&#8221;\u3002<\/p>\n\n\n\n<p>C++ \u6807\u51c6\u5e93\u5b57\u7b26\u4e32\u662f\u4e00\u79cd\u5bf9\u8c61\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u4e2a\u4ee5 null \u5b57\u7b26\u7ed3\u5c3e\u7684\u5b57\u7b26\u5e8f\u5217\u3002\u6807\u51c6\u5e93\u5b57\u7b26\u4e32\u901a\u5e38\u4f7f\u7528 std::string \u7c7b\u578b\u6765\u58f0\u660e\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>std::string str = \"Hello, world!\";\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a str \u7684 std::string \u7c7b\u578b\u5bf9\u8c61\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u4e2a\u4ee5 null \u5b57\u7b26\u7ed3\u5c3e\u7684\u5b57\u7b26\u4e32 &#8220;Hello, world!&#8221;\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5b57\u7b26\u4e32\u7684\u5e38\u89c1\u64cd\u4f5c C++ \u6807\u51c6\u5e93\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u5b57\u7b26\u4e32\u64cd\u4f5c\u51fd\u6570\uff0c\u53ef\u4ee5\u7528\u4e8e\u5904\u7406\u5b57\u7b26\u4e32\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbf\u95ee\u5b57\u7b26\u4e32\u4e2d\u7684\u5b57\u7b26\uff1a\u53ef\u4ee5\u4f7f\u7528\u4e0b\u6807\u8fd0\u7b97\u7b26 [] \u6765\u8bbf\u95ee\u5b57\u7b26\u4e32\u4e2d\u7684\u5355\u4e2a\u5b57\u7b26\u3002\u4f8b\u5982\uff1a<code>char c = str[0];<\/code><\/li>\n\n\n\n<li>\u83b7\u53d6\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\uff1a\u53ef\u4ee5\u4f7f\u7528 length() \u6216 size() \u51fd\u6570\u6765\u83b7\u53d6\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u3002\u4f8b\u5982\uff1a<code>int len = str.length();<\/code><\/li>\n\n\n\n<li>\u62fc\u63a5\u5b57\u7b26\u4e32\uff1a\u53ef\u4ee5\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26\uff08+\uff09\u6216 append() \u51fd\u6570\u6765\u62fc\u63a5\u4e24\u4e2a\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<code>std::string str1 = \"Hello,\"; std::string str2 = \" world!\"; str1 += str2;<\/code><\/li>\n\n\n\n<li>\u67e5\u627e\u5b50\u4e32\uff1a\u53ef\u4ee5\u4f7f\u7528 find() \u51fd\u6570\u6765\u67e5\u627e\u4e00\u4e2a\u5b50\u4e32\u5728\u5b57\u7b26\u4e32\u4e2d\u7684\u4f4d\u7f6e\u3002\u4f8b\u5982\uff1a<code>int pos = str.find(\"world\");<\/code><\/li>\n\n\n\n<li>\u622a\u53d6\u5b50\u4e32\uff1a\u53ef\u4ee5\u4f7f\u7528 substr() \u51fd\u6570\u6765\u622a\u53d6\u4e00\u4e2a\u5b50\u4e32\u3002\u4f8b\u5982\uff1a<code>std::string sub = str.substr(7, 5); \/\/ \u4ece\u7b2c 7 \u4e2a\u5b57\u7b26\u5f00\u59cb\u622a\u53d6 5 \u4e2a\u5b57\u7b26<\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5b57\u7b26\u4e32\u7684\u8f93\u5165\u548c\u8f93\u51fa C++ \u4e2d\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u8f93\u5165\u8f93\u51fa\u6d41\u6765\u8f93\u5165\u548c\u8f93\u51fa\u5b57\u7b26\u4e32\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f93\u5165\u5b57\u7b26\u4e32\uff1a\u53ef\u4ee5\u4f7f\u7528 getline() \u51fd\u6570\u6765\u4ece\u6807\u51c6\u8f93\u5165\u6d41\u4e2d\u8bfb\u53d6\u4e00\u884c\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<code>std::string str; std::getline(std::cin, str);<\/code><\/li>\n\n\n\n<li>\u8f93\u51fa\u5b57\u7b26\u4e32\uff1a\u53ef\u4ee5\u4f7f\u7528\u8f93\u51fa\u8fd0\u7b97\u7b26\uff08&lt;&lt;\uff09\u6765\u8f93\u51fa\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<code>std::cout &lt;&lt; str &lt;&lt; std::endl;<\/code><\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u5b57\u7b26\u4e32\u8f6c\u6362 C++ \u4e2d\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u51fd\u6570\u6765\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\uff0c\u6216\u5c06\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u8f6c\u6362\u64cd\u4f5c\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570\uff1a\u53ef\u4ee5\u4f7f\u7528 stoi() \u51fd\u6570\u5c06\u4e00\u4e2a\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e00\u4e2a\u6574\u6570\u3002\u4f8b\u5982\uff1a<code>int num = std::stoi(str);<\/code><\/li>\n\n\n\n<li>\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff1a\u53ef\u4ee5\u4f7f\u7528 to_string<\/li>\n<\/ul>\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u7ed3\u6784\u4f53<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u7ed3\u6784\u4f53\u662f\u4e00\u79cd\u7528\u6237\u5b9a\u4e49\u7684\u6570\u636e\u7c7b\u578b\uff0c\u7528\u4e8e\u8868\u793a\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u4e0d\u540c\u6570\u636e\u7c7b\u578b\u6210\u5458\u7684\u6570\u636e\u7ed3\u6784\u3002\u7ed3\u6784\u4f53\u53ef\u4ee5\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u5bf9\u8c61\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u7ed3\u6784\u4f53\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b9a\u4e49\u7ed3\u6784\u4f53 \u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 struct \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u4e00\u4e2a\u7ed3\u6784\u4f53\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>struct Person {\n    std::string name;\n    int age;\n};\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Person \u7684\u7ed3\u6784\u4f53\uff0c\u5b83\u6709\u4e24\u4e2a\u6210\u5458\u53d8\u91cf\uff1a\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684 name \u548c\u4e00\u4e2a\u6574\u6570\u7c7b\u578b\u7684 age\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8bbf\u95ee\u7ed3\u6784\u4f53\u6210\u5458 \u7ed3\u6784\u4f53\u7684\u6210\u5458\u53ef\u4ee5\u4f7f\u7528\u70b9\u8fd0\u7b97\u7b26\uff08.\uff09\u6765\u8bbf\u95ee\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>Person p;\np.name = \"Tom\";\np.age = 20;\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684 Person \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u8bbe\u7f6e\u4e86\u5b83\u7684 name \u548c age \u6210\u5458\u53d8\u91cf\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u7ed3\u6784\u4f53\u4f5c\u4e3a\u51fd\u6570\u53c2\u6570 \u7ed3\u6784\u4f53\u53ef\u4ee5\u4f5c\u4e3a\u51fd\u6570\u53c2\u6570\u4f20\u9012\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>void printPerson(Person p) {\n    std::cout &lt;&lt; \"Name: \" &lt;&lt; p.name &lt;&lt; \", Age: \" &lt;&lt; p.age &lt;&lt; std::endl;\n}\n\nPerson p;\np.name = \"Tom\";\np.age = 20;\nprintPerson(p);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a printPerson \u7684\u51fd\u6570\uff0c\u5b83\u63a5\u53d7\u4e00\u4e2a Person \u7c7b\u578b\u7684\u53c2\u6570 p\uff0c\u5e76\u5c06\u5176 name \u548c age \u6210\u5458\u53d8\u91cf\u8f93\u51fa\u5230\u5c4f\u5e55\u4e0a\u3002\u7136\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684 Person \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u5c06\u5b83\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9 printPerson \u51fd\u6570\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u7ed3\u6784\u4f53\u7684\u5d4c\u5957 \u7ed3\u6784\u4f53\u53ef\u4ee5\u5d4c\u5957\u5728\u53e6\u4e00\u4e2a\u7ed3\u6784\u4f53\u4e2d\uff0c\u5f62\u6210\u66f4\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>struct Address {\n    std::string street;\n    std::string city;\n    std::string state;\n};\n\nstruct Person {\n    std::string name;\n    int age;\n    Address address;\n};\n\nPerson p;\np.name = \"Tom\";\np.age = 20;\np.address.street = \"123 Main St\";\np.address.city = \"Anytown\";\np.address.state = \"CA\";\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Address \u7684\u7ed3\u6784\u4f53\uff0c\u5b83\u6709\u4e09\u4e2a\u6210\u5458\u53d8\u91cf\uff1a\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684 street\u3001\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684 city \u548c\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684 state\u3002\u7136\u540e\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Person \u7684\u7ed3\u6784\u4f53\uff0c\u5b83\u6709\u4e09\u4e2a\u6210\u5458\u53d8\u91cf\uff1a\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684 name\u3001\u4e00\u4e2a\u6574\u6570\u7c7b\u578b\u7684 age \u548c\u4e00\u4e2a Address \u7c7b\u578b\u7684 address\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684 Person \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u8bbe\u7f6e\u4e86\u5b83\u7684 name\u3001age \u548c address \u6210\u5458\u53d8\u91cf\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u7ed3\u6784\u4f53\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u6570\u636e\u7c7b\u578b\uff0c\u53ef\u4ee5\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u5bf9\u8c61\u3002\u7ed3\u6784\u4f53\u53ef\u4ee5\u5d4c\u5957\u5728\u5176\u4ed6\u7ed3\u6784\u4f53\u4e2d\uff0c\u5f62\u6210\u66f4\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u3002\u5728 C++ \u4e2d\uff0c\u7ed3\u6784\u4f53\u53ef\u4ee5\u4f5c\u4e3a\u51fd\u6570\u53c2\u6570\u4f20\u9012\uff0c\u65b9\u4fbf\u5730\u64cd\u4f5c\u548c\u5904\u7406\u7ed3\u6784\u4f53\u5bf9\u8c61\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u8054\u5408\u4f53<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u8054\u5408\u4f53\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5b83\u5141\u8bb8\u5c06\u591a\u4e2a\u4e0d\u540c\u7c7b\u578b\u7684\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\u3002\u8054\u5408\u4f53\u7684\u5927\u5c0f\u7b49\u4e8e\u5b83\u6700\u5927\u7684\u6210\u5458\u53d8\u91cf\u6240\u5360\u7528\u7684\u7a7a\u95f4\u5927\u5c0f\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u8054\u5408\u4f53\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b9a\u4e49\u8054\u5408\u4f53 \u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 union \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u4e00\u4e2a\u8054\u5408\u4f53\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>union Data {\n    int i;\n    float f;\n    char str[20];\n};\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Data \u7684\u8054\u5408\u4f53\uff0c\u5b83\u6709\u4e09\u4e2a\u6210\u5458\u53d8\u91cf\uff1a\u4e00\u4e2a\u6574\u6570\u7c7b\u578b\u7684 i\u3001\u4e00\u4e2a\u6d6e\u70b9\u6570\u7c7b\u578b\u7684 f \u548c\u4e00\u4e2a\u5b57\u7b26\u6570\u7ec4\u7c7b\u578b\u7684 str\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8bbf\u95ee\u8054\u5408\u4f53\u6210\u5458 \u8054\u5408\u4f53\u7684\u6210\u5458\u53ef\u4ee5\u4f7f\u7528\u70b9\u8fd0\u7b97\u7b26\uff08.\uff09\u6216\u7bad\u5934\u8fd0\u7b97\u7b26\uff08-&gt;\uff09\u6765\u8bbf\u95ee\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>Data d;\nd.i = 10;\nstd::cout &lt;&lt; d.i &lt;&lt; std::endl; \/\/ \u8f93\u51fa 10\nd.f = 3.14;\nstd::cout &lt;&lt; d.f &lt;&lt; std::endl; \/\/ \u8f93\u51fa 3.14\nstd::strcpy(d.str, \"Hello\");\nstd::cout &lt;&lt; d.str &lt;&lt; std::endl; \/\/ \u8f93\u51fa Hello\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a d \u7684 Data \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u4f9d\u6b21\u8bbe\u7f6e\u4e86\u5b83\u7684 i\u3001f \u548c str \u6210\u5458\u53d8\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u76f8\u5e94\u7684\u70b9\u8fd0\u7b97\u7b26\u6216\u7bad\u5934\u8fd0\u7b97\u7b26\u6765\u8bbf\u95ee\u8fd9\u4e9b\u6210\u5458\u53d8\u91cf\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u8054\u5408\u4f53\u7684\u5e94\u7528 \u8054\u5408\u4f53\u901a\u5e38\u7528\u4e8e\u8868\u793a\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\uff0c\u4f8b\u5982\u4e00\u4e2a\u6574\u6570\u6216\u6d6e\u70b9\u6570\u6216\u5b57\u7b26\u4e32\u7b49\u7b49\u3002\u4f7f\u7528\u8054\u5408\u4f53\u53ef\u4ee5\u8282\u7701\u5185\u5b58\uff0c\u56e0\u4e3a\u8054\u5408\u4f53\u4e2d\u7684\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f8b\u5b50\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>union MyData {\n    int i;\n    float f;\n    char str[20];\n};\n\nint main() {\n    MyData data;\n    data.i = 10;\n    std::cout &lt;&lt; \"data.i: \" &lt;&lt; data.i &lt;&lt; std::endl;\n    data.f = 3.14;\n    std::cout &lt;&lt; \"data.f: \" &lt;&lt; data.f &lt;&lt; std::endl;\n    std::strcpy(data.str, \"Hello\");\n    std::cout &lt;&lt; \"data.str: \" &lt;&lt; data.str &lt;&lt; std::endl;\n    std::cout &lt;&lt; \"data.i: \" &lt;&lt; data.i &lt;&lt; std::endl;\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyData \u7684\u8054\u5408\u4f53\uff0c\u5b83\u6709\u4e09\u4e2a\u6210\u5458\u53d8\u91cf\uff1a\u4e00\u4e2a\u6574\u6570\u7c7b\u578b\u7684 i\u3001\u4e00\u4e2a\u6d6e\u70b9\u6570\u7c7b\u578b\u7684 f \u548c\u4e00\u4e2a\u5b57\u7b26\u6570\u7ec4\u7c7b\u578b\u7684 str\u3002\u7136\u540e\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3a data \u7684 MyData \u7c7b\u578b\u53d8\u91cf\uff0c\u5e76\u4f9d\u6b21\u8bbe\u7f6e\u4e86\u5b83\u7684 i\u3001f \u548c str \u6210\u5458\u53d8\u91cf\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u76f8\u5e94\u7684\u70b9\u8fd0\u7b97\u7b26\u6216\u7bad\u5934\u8fd0\u7b97\u7b26\u6765\u8bbf\u95ee\u8fd9\u4e9b\u6210\u5458\u53d8\u91cf\uff0c\u5e76\u8f93\u51fa\u5b83\u4eec\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8054\u5408\u4f53\u7684\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\uff0c\u56e0\u6b64\u5728\u7ed9\u5176\u4e2d\u4e00\u4e2a\u6210\u5458\u53d8\u91cf\u8d4b\u503c\u540e\uff0c\u5176\u4ed6\u6210\u5458\u53d8\u91cf\u7684\u503c<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u53ef\u80fd\u4f1a\u88ab\u8986\u76d6\u3002\u4f8b\u5982\uff0c\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u5f53\u6211\u4eec\u7ed9 data.f \u8d4b\u503c\u540e\uff0cdata.i \u7684\u503c\u88ab\u8986\u76d6\u4e86\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8054\u5408\u4f53\u548c\u7ed3\u6784\u4f53\u7684\u533a\u522b \u8054\u5408\u4f53\u548c\u7ed3\u6784\u4f53\u90fd\u662f\u7528\u4e8e\u7ec4\u5408\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u3002\u5b83\u4eec\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5185\u5b58\u5206\u914d\u65b9\u5f0f\u548c\u8bbf\u95ee\u65b9\u5f0f\u3002\u7ed3\u6784\u4f53\u4e2d\u7684\u6240\u6709\u6210\u5458\u53d8\u91cf\u90fd\u5206\u522b\u5206\u914d\u81ea\u5df1\u7684\u5185\u5b58\u7a7a\u95f4\uff0c\u800c\u8054\u5408\u4f53\u4e2d\u7684\u6240\u6709\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\u3002\u56e0\u6b64\uff0c\u7ed3\u6784\u4f53\u7684\u5927\u5c0f\u7b49\u4e8e\u5b83\u6240\u6709\u6210\u5458\u53d8\u91cf\u7684\u5927\u5c0f\u4e4b\u548c\uff0c\u800c\u8054\u5408\u4f53\u7684\u5927\u5c0f\u7b49\u4e8e\u5b83\u6700\u5927\u7684\u6210\u5458\u53d8\u91cf\u7684\u5927\u5c0f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u53e6\u5916\uff0c\u7ed3\u6784\u4f53\u7684\u6210\u5458\u53d8\u91cf\u53ef\u4ee5\u540c\u65f6\u8bbf\u95ee\uff0c\u800c\u8054\u5408\u4f53\u7684\u6210\u5458\u53d8\u91cf\u53ea\u80fd\u540c\u65f6\u8bbf\u95ee\u5176\u4e2d\u4e00\u4e2a\u3002\u8fd9\u662f\u56e0\u4e3a\u8054\u5408\u4f53\u4e2d\u7684\u6240\u6709\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\uff0c\u56e0\u6b64\u5bf9\u5176\u4e2d\u4e00\u4e2a\u6210\u5458\u53d8\u91cf\u7684\u8d4b\u503c\u5c06\u8986\u76d6\u8be5\u5185\u5b58\u7a7a\u95f4\u4e2d\u7684\u5176\u4ed6\u6210\u5458\u53d8\u91cf\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u8054\u5408\u4f53\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5b83\u5141\u8bb8\u5c06\u591a\u4e2a\u4e0d\u540c\u7c7b\u578b\u7684\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\u3002\u4f7f\u7528\u8054\u5408\u4f53\u53ef\u4ee5\u8282\u7701\u5185\u5b58\uff0c\u5e76\u4e14\u53ef\u4ee5\u8868\u793a\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u8054\u5408\u4f53\u65f6\u9700\u8981\u5c0f\u5fc3\uff0c\u56e0\u4e3a\u6210\u5458\u53d8\u91cf\u5171\u4eab\u540c\u4e00\u5757\u5185\u5b58\u7a7a\u95f4\uff0c\u53ef\u80fd\u4f1a\u88ab\u8986\u76d6\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u7c7b\u548c\u5bf9\u8c61<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u7c7b\u662f\u4e00\u79cd\u7528\u6237\u5b9a\u4e49\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5305\u542b\u6210\u5458\u53d8\u91cf\u3001\u6210\u5458\u51fd\u6570\u548c\u6784\u9020\u51fd\u6570\u7b49\u6210\u5458\u3002\u5bf9\u8c61\u662f\u7c7b\u7684\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u5b83\u5177\u6709\u7c7b\u4e2d\u5b9a\u4e49\u7684\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u7c7b\u548c\u5bf9\u8c61\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b9a\u4e49\u7c7b \u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 class \u6216 struct \u5173\u952e\u5b57\u6765\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Person {\npublic:\n    std::string name;\n    int age;\n    void sayHello() {\n        std::cout &lt;&lt; \"Hello, my name is \" &lt;&lt; name &lt;&lt; \", and I'm \" &lt;&lt; age &lt;&lt; \" years old.\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u8fd9\u4e2a\u8bed\u53e5\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Person \u7684\u7c7b\uff0c\u5b83\u6709\u4e24\u4e2a\u6210\u5458\u53d8\u91cf\uff1a\u4e00\u4e2a\u5b57\u7b26\u4e32\u7c7b\u578b\u7684 name \u548c\u4e00\u4e2a\u6574\u6570\u7c7b\u578b\u7684 age\u3002\u5b83\u8fd8\u6709\u4e00\u4e2a\u6210\u5458\u51fd\u6570 sayHello()\uff0c\u7528\u4e8e\u8f93\u51fa\u4e2a\u4eba\u4fe1\u606f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u521b\u5efa\u5bf9\u8c61 \u53ef\u4ee5\u4f7f\u7528\u7c7b\u6765\u521b\u5efa\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>Person p;\np.name = \"Tom\";\np.age = 20;\np.sayHello();\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a p \u7684 Person \u7c7b\u578b\u5bf9\u8c61\uff0c\u5e76\u4f9d\u6b21\u8bbe\u7f6e\u4e86\u5b83\u7684 name \u548c age \u6210\u5458\u53d8\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u8c03\u7528\u4e86\u5b83\u7684 sayHello() \u6210\u5458\u51fd\u6570\uff0c\u8f93\u51fa\u4e2a\u4eba\u4fe1\u606f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570 \u7c7b\u7684\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570\u53ef\u4ee5\u4f7f\u7528\u70b9\u8fd0\u7b97\u7b26\uff08.\uff09\u6216\u7bad\u5934\u8fd0\u7b97\u7b26\uff08-&gt;\uff09\u6765\u8bbf\u95ee\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>Person p;\np.name = \"Tom\";\np.age = 20;\np.sayHello();\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u70b9\u8fd0\u7b97\u7b26\u6765\u8bbe\u7f6e\u548c\u8bbf\u95ee p \u7684\u6210\u5458\u53d8\u91cf\uff0c\u5e76\u4f7f\u7528\u7bad\u5934\u8fd0\u7b97\u7b26\u6765\u8c03\u7528 p \u7684\u6210\u5458\u51fd\u6570\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8bbf\u95ee\u63a7\u5236 \u7c7b\u7684\u6210\u5458\u53ef\u4ee5\u4f7f\u7528 public\u3001protected \u6216 private \u8bbf\u95ee\u63a7\u5236\u6765\u9650\u5236\u5bf9\u5b83\u4eec\u7684\u8bbf\u95ee\u3002public \u6210\u5458\u53ef\u4ee5\u4ece\u7c7b\u5916\u90e8\u8bbf\u95ee\uff0cprotected \u6210\u5458\u53ef\u4ee5\u4ece\u6d3e\u751f\u7c7b\u4e2d\u8bbf\u95ee\uff0cprivate \u6210\u5458\u53ea\u80fd\u4ece\u7c7b\u5185\u90e8\u8bbf\u95ee\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u7c7b\u6210\u5458\u662f private \u8bbf\u95ee\u63a7\u5236\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Person {\npublic:\n    std::string name;\n    int age;\n    void sayHello() {\n        std::cout &lt;&lt; \"Hello, my name is \" &lt;&lt; name &lt;&lt; \", and I'm \" &lt;&lt; age &lt;&lt; \" years old.\" &lt;&lt; std::endl;\n    }\nprivate:\n    std::string password;\n};\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a password \u7684\u79c1\u6709\u6210\u5458\u53d8\u91cf\uff0c\u5b83\u53ea\u80fd\u5728\u7c7b\u5185\u90e8\u8bbf\u95ee\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u6784\u9020\u51fd\u6570\u548c\u6790\u6784\u51fd\u6570 \u6784\u9020\u51fd\u6570\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6210\u5458\u51fd\u6570\uff0c\u7528\u4e8e\u521d\u59cb\u5316\u7c7b\u7684\u6210\u5458\u53d8\u91cf\u3002\u6790\u6784\u51fd\u6570\u662f\u53e6\u4e00\u79cd\u7279\u6b8a\u7684\u6210\u5458\u51fd\u6570\uff0c\u7528\u4e8e\u5728\u5bf9\u8c61\u88ab\u9500\u6bc1\u65f6\u6267\u884c\u6e05\u7406\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Person {\npublic:\n    std::string name;\n    int age;\n    Person() {\n        std::cout &lt;&lt; \"Constructing a person object.\" &lt;&lt; std::endl;\n    }\n    ~Person() {\n        std::cout &lt;&lt; \"Destructing a person object.\" &lt;&lt; std::endl;\n    }\n    void say\n<\/code><\/pre>\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>Hello() { std::cout &lt;&lt; &#8220;Hello, my name is &#8221; &lt;&lt; name &lt;&lt; &#8220;, and I&#8217;m &#8221; &lt;&lt; age &lt;&lt; &#8221; years old.&#8221; &lt;&lt; std::endl; } };<\/p>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u65e0\u53c2\u6784\u9020\u51fd\u6570\u548c\u4e00\u4e2a\u6790\u6784\u51fd\u6570\uff0c\u5206\u522b\u7528\u4e8e\u6784\u9020\u548c\u9500\u6bc1 Person \u7c7b\u578b\u7684\u5bf9\u8c61\u3002\u6784\u9020\u51fd\u6570\u4f7f\u7528\u4e0e\u7c7b\u540d\u76f8\u540c\u7684\u51fd\u6570\u540d\uff0c\u5e76\u5728\u51fd\u6570\u4f53\u4e2d\u521d\u59cb\u5316\u6210\u5458\u53d8\u91cf\u3002\u6790\u6784\u51fd\u6570\u4f7f\u7528\u6ce2\u6d6a\u53f7\uff08~\uff09\u52a0\u7c7b\u540d\u7684\u5f62\u5f0f\u547d\u540d\uff0c\u5e76\u5728\u51fd\u6570\u4f53\u4e2d\u6267\u884c\u6e05\u7406\u64cd\u4f5c\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u7c7b\u7684\u7ee7\u627f \u7c7b\u7684\u7ee7\u627f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u7528\u4e8e\u521b\u5efa\u4e00\u4e2a\u65b0\u7c7b\uff0c\u5b83\u7ee7\u627f\u4e86\u4e00\u4e2a\u6216\u591a\u4e2a\u7236\u7c7b\u7684\u6210\u5458\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Student : public Person {\npublic:\n    std::string major;\n    void study() {\n        std::cout &lt;&lt; \"I'm studying \" &lt;&lt; major &lt;&lt; \".\" &lt;&lt; std::endl;\n    }\n};\n\nint main() {\n    Student s;\n    s.name = \"Tom\";\n    s.age = 20;\n    s.major = \"Computer Science\";\n    s.sayHello();\n    s.study();\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Student \u7684\u7c7b\uff0c\u5b83\u516c\u6709\u7ee7\u627f\u81ea Person \u7c7b\u3002\u5b83\u6709\u4e00\u4e2a\u540d\u4e3a major \u7684\u6210\u5458\u53d8\u91cf\u548c\u4e00\u4e2a\u540d\u4e3a study() \u7684\u6210\u5458\u51fd\u6570\u3002\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a s \u7684 Student \u7c7b\u578b\u5bf9\u8c61\uff0c\u5e76\u8bbe\u7f6e\u5b83\u7684 name\u3001age \u548c major \u6210\u5458\u53d8\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u8c03\u7528\u4e86\u5b83\u7684 sayHello() \u548c study() \u6210\u5458\u51fd\u6570\uff0c\u8f93\u51fa\u4e2a\u4eba\u4fe1\u606f\u548c\u5b66\u4e60\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u7c7b\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5305\u542b\u6210\u5458\u53d8\u91cf\u3001\u6210\u5458\u51fd\u6570\u548c\u6784\u9020\u51fd\u6570\u7b49\u6210\u5458\u3002\u5bf9\u8c61\u662f\u7c7b\u7684\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u5b83\u5177\u6709\u7c7b\u4e2d\u5b9a\u4e49\u7684\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570\u3002\u4f7f\u7528\u7c7b\u548c\u5bf9\u8c61\u53ef\u4ee5\u65b9\u4fbf\u5730\u7ec4\u7ec7\u548c\u64cd\u4f5c\u6570\u636e\uff0c\u5e76\u5b9e\u73b0\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u7c7b\u7684\u7ee7\u627f<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u7c7b\u7684\u7ee7\u627f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u7528\u4e8e\u521b\u5efa\u4e00\u4e2a\u65b0\u7c7b\uff0c\u5b83\u7ee7\u627f\u4e86\u4e00\u4e2a\u6216\u591a\u4e2a\u7236\u7c7b\u7684\u6210\u5458\u3002\u4ee5\u4e0b\u662f\u66f4\u8be6\u7ec6\u7684\u5173\u4e8e C++ \u7c7b\u7684\u7ee7\u627f\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u7c7b\u548c\u6d3e\u751f\u7c7b \u5728 C++ \u4e2d\uff0c\u7ee7\u627f\u5173\u7cfb\u662f\u901a\u8fc7\u57fa\u7c7b\u548c\u6d3e\u751f\u7c7b\u4e4b\u95f4\u7684\u5173\u7cfb\u6765\u8868\u793a\u7684\u3002\u57fa\u7c7b\u662f\u88ab\u7ee7\u627f\u7684\u7c7b\uff0c\u5b83\u7684\u6210\u5458\u53ef\u4ee5\u88ab\u6d3e\u751f\u7c7b\u8bbf\u95ee\u548c\u4f7f\u7528\u3002\u6d3e\u751f\u7c7b\u662f\u7ee7\u627f\u57fa\u7c7b\u7684\u65b0\u7c7b\uff0c\u5b83\u53ef\u4ee5\u6269\u5c55\u57fa\u7c7b\u7684\u529f\u80fd\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u8986\u76d6\u57fa\u7c7b\u7684\u6210\u5458\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a Person \u7684\u57fa\u7c7b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Person {\npublic:\n    std::string name;\n    int age;\n    void sayHello() {\n        std::cout &lt;&lt; \"Hello, my name is \" &lt;&lt; name &lt;&lt; \", and I'm \" &lt;&lt; age &lt;&lt; \" years old.\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\uff0c\u6211\u4eec\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a Student \u7684\u6d3e\u751f\u7c7b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Student : public Person {\npublic:\n    std::string major;\n    void study() {\n        std::cout &lt;&lt; \"I'm studying \" &lt;&lt; major &lt;&lt; \".\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Student \u7684\u6d3e\u751f\u7c7b\uff0c\u5b83\u516c\u6709\u7ee7\u627f\u81ea Person \u57fa\u7c7b\u3002\u5b83\u8fd8\u6709\u4e00\u4e2a\u540d\u4e3a major \u7684\u6210\u5458\u53d8\u91cf\u548c\u4e00\u4e2a\u540d\u4e3a study() \u7684\u6210\u5458\u51fd\u6570\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7ee7\u627f\u65b9\u5f0f C++ \u4e2d\u6709\u4e09\u79cd\u7ee7\u627f\u65b9\u5f0f\uff1apublic\u3001protected \u548c private\u3002\u5b83\u4eec\u7684\u533a\u522b\u5728\u4e8e\u6d3e\u751f\u7c7b\u4e2d\u57fa\u7c7b\u7684\u6210\u5458\u8bbf\u95ee\u6743\u9650\u3002<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>public \u7ee7\u627f\uff1a\u57fa\u7c7b\u7684 public \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u4fdd\u6301 public \u8bbf\u95ee\u6743\u9650\uff0c\u57fa\u7c7b\u7684 protected \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u4fdd\u6301 protected \u8bbf\u95ee\u6743\u9650\uff0c\u57fa\u7c7b\u7684 private \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u4e0d\u53ef\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li>protected \u7ee7\u627f\uff1a\u57fa\u7c7b\u7684 public \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u53d8\u4e3a protected \u8bbf\u95ee\u6743\u9650\uff0c\u57fa\u7c7b\u7684 protected \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u4fdd\u6301 protected \u8bbf\u95ee\u6743\u9650\uff0c\u57fa\u7c7b\u7684 private \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u4e0d\u53ef\u8bbf\u95ee\u3002<\/li>\n\n\n\n<li>private \u7ee7\u627f\uff1a\u57fa\u7c7b\u7684 public \u548c protected \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u53d8\u4e3a private \u8bbf\u95ee\u6743\u9650\uff0c\u57fa\u7c7b\u7684 private \u6210\u5458\u5728\u6d3e\u751f\u7c7b\u4e2d\u4e0d\u53ef\u8bbf\u95ee\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a Teacher \u7684\u6d3e\u751f\u7c7b\uff0c\u4ee5\u6f14\u793a\u4e0d\u540c\u7ee7\u627f\u65b9\u5f0f\u7684\u5f71\u54cd\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Teacher : public Person {\npublic:\n    void teach() {\n        std::cout &lt;&lt; \"I'm teaching.\" &lt;&lt; std::endl;\n    }\n};\n\nclass Assistant : protected Person {\npublic:\n    void assist() {\n        std::cout &lt;&lt; \"I'm assisting.\" &lt;&lt; std::endl;\n    }\n};\n\nclass Manager : private Person {\npublic:\n    void manage() {\n        std::cout &lt;&lt; \"I'm managing.\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e09\u4e2a\u4e0d\u540c\u7ee7\u627f\u65b9\u5f0f\u7684\u6d3e\u751f\u7c7b\uff1aTeacher\u3001Assistant \u548c Manager\u3002Teacher \u4f7f\u7528 public \u7ee7\u627f\uff0cAssistant \u4f7f\u7528 protected<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u7ee7\u627f\uff0cManager \u4f7f\u7528 private \u7ee7\u627f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u8bbf\u95ee\u57fa\u7c7b\u6210\u5458 \u5728\u6d3e\u751f\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u57fa\u7c7b\u7684\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570\u3002\u4f7f\u7528\u57fa\u7c7b\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570\u7684\u65b9\u5f0f\u4e0e\u8bbf\u95ee\u6d3e\u751f\u7c7b\u6210\u5458\u53d8\u91cf\u548c\u6210\u5458\u51fd\u6570\u7684\u65b9\u5f0f\u76f8\u540c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a s \u7684 Teacher \u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u5e76\u8c03\u7528\u5b83\u7684 sayHello() \u548c teach() \u6210\u5458\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>Teacher s;\ns.name = \"Tom\";\ns.age = 30;\ns.sayHello();\ns.teach();\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a s \u7684 Teacher \u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u5e76\u8bbe\u7f6e\u5b83\u7684 name \u548c age \u6210\u5458\u53d8\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u8c03\u7528\u4e86\u5b83\u7684 sayHello() \u548c teach() \u6210\u5458\u51fd\u6570\uff0c\u8f93\u51fa\u4e2a\u4eba\u4fe1\u606f\u548c\u6559\u5b66\u4fe1\u606f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8986\u76d6\u57fa\u7c7b\u6210\u5458 \u5728\u6d3e\u751f\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u91cd\u65b0\u5b9a\u4e49\u57fa\u7c7b\u7684\u6210\u5458\u51fd\u6570\uff0c\u79f0\u4e3a\u51fd\u6570\u91cd\u8f7d\u3002\u5982\u679c\u6d3e\u751f\u7c7b\u7684\u6210\u5458\u51fd\u6570\u4e0e\u57fa\u7c7b\u7684\u6210\u5458\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u5217\u8868\u76f8\u540c\uff0c\u5219\u6d3e\u751f\u7c7b\u7684\u6210\u5458\u51fd\u6570\u5c06\u8986\u76d6\u57fa\u7c7b\u7684\u6210\u5458\u51fd\u6570\u3002\u5982\u679c\u9700\u8981\u5728\u6d3e\u751f\u7c7b\u4e2d\u8bbf\u95ee\u57fa\u7c7b\u7684\u6210\u5458\u51fd\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4f5c\u7528\u57df\u8fd0\u7b97\u7b26\uff08::\uff09\u6765\u6307\u5b9a\u57fa\u7c7b\u7684\u540d\u79f0\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5728 Student \u7c7b\u4e2d\u91cd\u65b0\u5b9a\u4e49 sayHello() \u6210\u5458\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Student : public Person {\npublic:\n    std::string major;\n    void sayHello() {\n        std::cout &lt;&lt; \"Hello, my name is \" &lt;&lt; name &lt;&lt; \", and I'm a student majoring in \" &lt;&lt; major &lt;&lt; \".\" &lt;&lt; std::endl;\n    }\n    void study() {\n        std::cout &lt;&lt; \"I'm studying \" &lt;&lt; major &lt;&lt; \".\" &lt;&lt; std::endl;\n    }\n};\n\nint main() {\n    Student s;\n    s.name = \"Tom\";\n    s.age = 20;\n    s.major = \"Computer Science\";\n    s.sayHello();\n    s.study();\n    s.Person::sayHello();\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5728 Student \u7c7b\u4e2d\u91cd\u65b0\u5b9a\u4e49\u4e86 sayHello() \u6210\u5458\u51fd\u6570\uff0c\u8f93\u51fa\u4e2a\u4eba\u4fe1\u606f\u548c\u5b66\u4e60\u4e13\u4e1a\u4fe1\u606f\u3002\u7136\u540e\uff0c\u6211\u4eec\u8c03\u7528\u4e86\u5b83\u7684 sayHello() \u548c study() \u6210\u5458\u51fd\u6570\uff0c\u8f93\u51fa\u4e2a\u4eba\u4fe1\u606f\u548c\u5b66\u4e60\u4fe1\u606f\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u4f5c\u7528\u57df\u8fd0\u7b97\u7b26\u8c03\u7528\u57fa\u7c7b\u7684 sayHello() \u6210\u5458\u51fd\u6570\uff0c\u8f93\u51fa\u57fa\u7c7b\u7684\u4e2a\u4eba\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cC++ \u7c7b\u7684\u7ee7\u627f\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u7528\u4e8e\u521b\u5efa\u4e00\u4e2a\u65b0\u7c7b\uff0c\u5b83\u7ee7\u627f\u4e86\u4e00\u4e2a\u6216\u591a\u4e2a\u7236\u7c7b\u7684\u6210\u5458\u3002\u4f7f\u7528\u7ee7\u627f\u53ef\u4ee5\u65b9\u4fbf\u5730\u6269\u5c55\u548c\u91cd\u7528\u4ee3\u7801\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u591a\u6001\u548c\u62bd\u8c61\u7b49\u9762\u5411\u5bf9\u8c61\u7684\u7279\u6027\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u8bbe\u8ba1\u7c7b\u7684\u7ee7\u627f\u5173\u7cfb\u65f6\u9700\u8981\u5c0f\u5fc3\uff0c\u907f\u514d\u51fa\u73b0\u5faa\u73af\u7ee7\u627f\u548c\u8fc7\u5ea6\u7ee7\u627f\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u7c7b\u7684\u591a\u6001\u6027<\/p>\n\n\n\n<p>C++ \u4e2d\u7684\u591a\u6001\u6027\u662f\u6307\u4e00\u4e2a\u57fa\u7c7b\u7684\u6307\u9488\u6216\u5f15\u7528\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u6307\u5411\u5176\u6d3e\u751f\u7c7b\u7684\u5bf9\u8c61\uff0c\u5e76\u6839\u636e\u5bf9\u8c61\u7684\u5b9e\u9645\u7c7b\u578b\u8c03\u7528\u76f8\u5e94\u7684\u6210\u5458\u51fd\u6570\u3002\u591a\u6001\u6027\u662f\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u4e2d\u7684\u4e00\u79cd\u91cd\u8981\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u66f4\u7075\u6d3b\u7684\u4ee3\u7801\u8bbe\u8ba1\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u662f C++ \u4e2d\u591a\u6001\u6027\u7684\u51e0\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u865a\u51fd\u6570\u548c\u52a8\u6001\u7ed1\u5b9a C++ \u4e2d\u7684\u865a\u51fd\u6570\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6210\u5458\u51fd\u6570\uff0c\u53ef\u4ee5\u5728\u57fa\u7c7b\u4e2d\u58f0\u660e\u4e3a\u865a\u51fd\u6570\uff0c\u5e76\u5728\u6d3e\u751f\u7c7b\u4e2d\u8986\u76d6\u5b83\u3002\u5728\u4f7f\u7528\u865a\u51fd\u6570\u65f6\uff0c\u4f7f\u7528\u57fa\u7c7b\u6307\u9488\u6216\u5f15\u7528\u8c03\u7528\u865a\u51fd\u6570\u65f6\uff0c\u5b9e\u9645\u8c03\u7528\u7684\u662f\u6d3e\u751f\u7c7b\u4e2d\u8986\u76d6\u7684\u865a\u51fd\u6570\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a\u52a8\u6001\u7ed1\u5b9a\u6216\u8fd0\u884c\u65f6\u591a\u6001\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u6709\u4e00\u4e2a\u57fa\u7c7b Animal\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Animal {\npublic:\n    virtual void makeSound() {\n        std::cout &lt;&lt; \"This is an animal.\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\uff0c\u6211\u4eec\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a Cat \u7684\u6d3e\u751f\u7c7b\uff0c\u8986\u76d6\u4e86\u57fa\u7c7b\u7684\u865a\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Cat : public Animal {\npublic:\n    void makeSound() {\n        std::cout &lt;&lt; \"This is a cat.\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Cat \u7684\u6d3e\u751f\u7c7b\uff0c\u8986\u76d6\u4e86\u57fa\u7c7b Animal \u7684\u865a\u51fd\u6570 makeSound()\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u57fa\u7c7b\u6307\u9488\u6216\u5f15\u7528\u6765\u8c03\u7528 makeSound() \u51fd\u6570\uff0c\u5e76\u6839\u636e\u5b9e\u9645\u5bf9\u8c61\u7684\u7c7b\u578b\u8c03\u7528\u76f8\u5e94\u7684\u51fd\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>Animal *a = new Animal();\na-&gt;makeSound();   \/\/ \u8f93\u51fa \"This is an animal.\"\n\nCat *c = new Cat();\nc-&gt;makeSound();   \/\/ \u8f93\u51fa \"This is a cat.\"\n\nAnimal *ac = new Cat();\nac-&gt;makeSound();  \/\/ \u8f93\u51fa \"This is a cat.\"\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5206\u522b\u521b\u5efa\u4e86\u4e00\u4e2a Animal \u7c7b\u578b\u7684\u5bf9\u8c61\u548c\u4e00\u4e2a Cat \u7c7b\u578b\u7684\u5bf9\u8c61\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u57fa\u7c7b\u6307\u9488\u6216\u5f15\u7528\u6765\u8c03\u7528\u5b83\u4eec\u7684 makeSound() \u51fd\u6570\uff0c\u5e76\u6839\u636e\u5b9e\u9645\u5bf9\u8c61\u7684\u7c7b\u578b\u8c03\u7528\u76f8\u5e94\u7684\u51fd\u6570\u3002\u7b2c\u4e00\u4e2a\u8c03\u7528\u8f93\u51fa &#8220;This is an animal.&#8221;\uff0c\u56e0\u4e3a\u5b83\u662f\u57fa\u7c7b\u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u6ca1\u6709\u88ab\u8986\u76d6\u7684\u51fd\u6570\u3002\u7b2c\u4e8c\u4e2a\u8c03\u7528\u8f93\u51fa &#8220;This is a cat.&#8221;\uff0c\u56e0\u4e3a\u5b83\u662f Cat \u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u8986\u76d6\u4e86\u57fa\u7c7b\u7684\u51fd\u6570\u3002\u7b2c\u4e09\u4e2a\u8c03\u7528\u4e5f\u8f93\u51fa &#8220;This is a cat.&#8221;\uff0c\u56e0\u4e3a\u5b83\u662f\u57fa\u7c7b\u6307\u9488\u6307\u5411 Cat \u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u8c03\u7528\u4e86 Cat \u7c7b\u578b\u7684\u51fd\u6570\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7eaf\u865a\u51fd\u6570\u548c\u62bd\u8c61\u7c7b C++ \u4e2d\u7684\u7eaf\u865a\u51fd\u6570\u662f\u4e00\u79cd\u6ca1\u6709\u5b9e\u73b0\u7684\u865a\u51fd\u6570\uff0c\u5fc5\u987b\u5728\u6d3e\u751f\u7c7b\u4e2d\u8986\u76d6\u5b83\u624d\u80fd\u4f7f\u7528\u3002\u7eaf\u865a\u51fd\u6570\u7684\u58f0\u660e\u65b9\u5f0f\u4e3a\u5728\u51fd\u6570\u58f0\u660e\u4e2d\u4f7f\u7528 &#8220;= 0&#8221; \u8868\u793a\u3002\u540c\u65f6\uff0c\u4e00\u4e2a\u5305\u542b\u7eaf\u865a\u51fd\u6570\u7684\u7c7b\u79f0\u4e3a\u62bd\u8c61\u7c7b\uff0c\u5b83\u4e0d\u80fd\u88ab\u5b9e\u4f8b\u5316\uff0c\u53ea\u80fd\u4f5c\u4e3a<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u57fa\u7c7b\u4f7f\u7528\uff0c\u7528\u4e8e\u5b9a\u4e49\u63a5\u53e3\u548c\u7ea6\u675f\u6d3e\u751f\u7c7b\u7684\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06 Animal \u7c7b\u4e2d\u7684\u865a\u51fd\u6570 makeSound() \u58f0\u660e\u4e3a\u7eaf\u865a\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">csharpCopy code<code>class Animal {\npublic:\n    virtual void makeSound() = 0;\n};\n<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\uff0c\u6211\u4eec\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a Dog \u7684\u6d3e\u751f\u7c7b\uff0c\u8986\u76d6\u4e86\u57fa\u7c7b\u7684\u7eaf\u865a\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class Dog : public Animal {\npublic:\n    void makeSound() {\n        std::cout &lt;&lt; \"This is a dog.\" &lt;&lt; std::endl;\n    }\n};\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06 Animal \u7c7b\u4e2d\u7684\u865a\u51fd\u6570 makeSound() \u58f0\u660e\u4e3a\u7eaf\u865a\u51fd\u6570\uff0c\u7136\u540e\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a Dog \u7684\u6d3e\u751f\u7c7b\uff0c\u5b9e\u73b0\u4e86 makeSound() \u51fd\u6570\u3002\u7531\u4e8e Animal \u662f\u4e00\u4e2a\u62bd\u8c61\u7c7b\uff0c\u5b83\u4e0d\u80fd\u88ab\u5b9e\u4f8b\u5316\uff0c\u53ea\u80fd\u7528\u4f5c\u57fa\u7c7b\u4f7f\u7528\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6a21\u677f\u51fd\u6570\u548c\u51fd\u6570\u91cd\u8f7d C++ \u4e2d\u7684\u6a21\u677f\u51fd\u6570\u548c\u51fd\u6570\u91cd\u8f7d\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u591a\u6001\u6027\u3002\u6a21\u677f\u51fd\u6570\u662f\u4e00\u79cd\u53ef\u4ee5\u9002\u7528\u4e8e\u591a\u79cd\u7c7b\u578b\u7684\u51fd\u6570\uff0c\u5b83\u7684\u5b9e\u73b0\u65b9\u5f0f\u662f\u901a\u8fc7\u53c2\u6570\u7c7b\u578b\u63a8\u65ad\u6765\u5b9e\u73b0\u7684\u3002\u51fd\u6570\u91cd\u8f7d\u662f\u4e00\u79cd\u5b9a\u4e49\u591a\u4e2a\u540c\u540d\u51fd\u6570\uff0c\u4f46\u53c2\u6570\u5217\u8868\u4e0d\u540c\u7684\u65b9\u5f0f\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u53c2\u6570\u8c03\u7528\u76f8\u5e94\u7684\u51fd\u6570\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a print() \u7684\u6a21\u677f\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>template &lt;typename T&gt;\nvoid print(T value) {\n    std::cout &lt;&lt; \"Value: \" &lt;&lt; value &lt;&lt; std::endl;\n}\n<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u91cd\u8f7d\u8fd9\u4e2a\u51fd\u6570\uff0c\u5b9e\u73b0\u4e0d\u540c\u7c7b\u578b\u7684\u53c2\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>void print(int value) {\n    std::cout &lt;&lt; \"Value: \" &lt;&lt; value &lt;&lt; \" (int)\" &lt;&lt; std::endl;\n}\n\nvoid print(double value) {\n    std::cout &lt;&lt; \"Value: \" &lt;&lt; value &lt;&lt; \" (double)\" &lt;&lt; std::endl;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a print() \u7684\u6a21\u677f\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u9002\u7528\u4e8e\u591a\u79cd\u7c7b\u578b\u7684\u53c2\u6570\u3002\u7136\u540e\uff0c\u6211\u4eec\u91cd\u8f7d\u4e86\u8fd9\u4e2a\u51fd\u6570\uff0c\u5b9e\u73b0\u4e86\u4e0d\u540c\u7c7b\u578b\u7684\u53c2\u6570\u3002\u5f53\u8c03\u7528 print() \u51fd\u6570\u65f6\uff0c\u7f16\u8bd1\u5668\u4f1a\u6839\u636e\u53c2\u6570\u7c7b\u578b\u81ea\u52a8\u8c03\u7528\u76f8\u5e94\u7684\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cC++ \u4e2d\u7684\u591a\u6001\u6027\u662f\u4e00\u79cd\u91cd\u8981\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u66f4\u7075\u6d3b\u7684\u4ee3\u7801\u8bbe\u8ba1\u3002\u5728 C++ \u4e2d\uff0c\u591a\u6001\u6027\u53ef\u4ee5\u901a\u8fc7\u865a\u51fd\u6570\u548c\u52a8\u6001\u7ed1\u5b9a\u3001\u7eaf\u865a\u51fd\u6570\u548c\u62bd\u8c61\u7c7b\u3001\u6a21\u677f\u51fd\u6570\u548c\u51fd\u6570\u91cd\u8f7d\u7b49\u65b9\u5f0f\u5b9e\u73b0\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u591a\u6001\u6027\u65f6\u9700\u8981\u5c0f\u5fc3\uff0c\u907f\u514d\u51fa\u73b0\u591a\u91cd\u7ee7\u627f\u548c\u865a\u51fd\u6570\u8868\u7684\u95ee\u9898\uff0c\u4ee5\u4fdd\u8bc1\u7a0b\u5e8f\u7684\u6b63\u786e\u6027\u548c\u53ef\u9760\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u6587\u4ef6\u8f93\u5165\u8f93\u51fa<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u662f\u4e00\u79cd\u91cd\u8981\u7684\u64cd\u4f5c\uff0c\u7528\u4e8e\u5c06\u7a0b\u5e8f\u7684\u6570\u636e\u548c\u7ed3\u679c\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u6216\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\u3002C++ \u63d0\u4f9b\u4e86\u4e00\u7ec4\u6807\u51c6\u5e93\u51fd\u6570\u548c\u7c7b\uff0c\u7528\u4e8e\u8fdb\u884c\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\uff0c\u5305\u62ec fstream\u3001ifstream\u3001ofstream \u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6587\u4ef6\u6253\u5f00\u548c\u5173\u95ed \u5728\u8fdb\u884c\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\u4e4b\u524d\uff0c\u9700\u8981\u5148\u6253\u5f00\u6587\u4ef6\u3002\u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 fstream\u3001ifstream\u3001ofstream \u7b49\u7c7b\u521b\u5efa\u6587\u4ef6\u6d41\uff0c\u5e76\u901a\u8fc7\u5176\u6210\u5458\u51fd\u6570 open() \u6253\u5f00\u6587\u4ef6\u3002\u6253\u5f00\u6587\u4ef6\u65f6\u9700\u8981\u6307\u5b9a\u6587\u4ef6\u540d\u548c\u6253\u5f00\u65b9\u5f0f\uff0c\u5e38\u7528\u7684\u6253\u5f00\u65b9\u5f0f\u6709\u4ee5\u4e0b\u4e09\u79cd\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ios::in\uff1a\u4ee5\u53ea\u8bfb\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>ios::out\uff1a\u4ee5\u53ea\u5199\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>ios::app\uff1a\u4ee5\u8ffd\u52a0\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a outfile \u7684 ofstream \u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528\u5176\u6210\u5458\u51fd\u6570 open() \u6253\u5f00\u4e00\u4e2a\u540d\u4e3a output.txt \u7684\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>#include &lt;fstream&gt;\n\nint main() {\n    std::ofstream outfile;\n    outfile.open(\"output.txt\", std::ios::out);\n    if (outfile.is_open()) {\n        \/\/ \u6587\u4ef6\u6253\u5f00\u6210\u529f\uff0c\u53ef\u4ee5\u8fdb\u884c\u6587\u4ef6\u8f93\u51fa\u64cd\u4f5c\n        outfile &lt;&lt; \"Hello, world!\" &lt;&lt; std::endl;\n        \/\/ \u5173\u95ed\u6587\u4ef6\n        outfile.close();\n    }\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a outfile \u7684 ofstream \u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528\u5176\u6210\u5458\u51fd\u6570 open() \u6253\u5f00\u4e00\u4e2a\u540d\u4e3a output.txt \u7684\u6587\u4ef6\uff0c\u5e76\u4ee5\u53ea\u5199\u65b9\u5f0f\u6253\u5f00\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u6587\u4ef6\u6d41\u7684\u8f93\u51fa\u8fd0\u7b97\u7b26 &lt;&lt; \u5411\u6587\u4ef6\u4e2d\u8f93\u51fa\u4e00\u6bb5\u6587\u672c\uff0c\u5e76\u4f7f\u7528\u6210\u5458\u51fd\u6570 close() \u5173\u95ed\u6587\u4ef6\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6587\u4ef6\u8bfb\u53d6\u548c\u5199\u5165 \u5728\u6587\u4ef6\u6253\u5f00\u4e4b\u540e\uff0c\u53ef\u4ee5\u8fdb\u884c\u6587\u4ef6\u8bfb\u53d6\u548c\u5199\u5165\u64cd\u4f5c\u3002\u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6587\u4ef6\u6d41\u7684\u8f93\u5165\u8fd0\u7b97\u7b26 &gt;&gt; \u548c\u8f93\u51fa\u8fd0\u7b97\u7b26 &lt;&lt; \u8fdb\u884c\u6587\u4ef6\u8bfb\u53d6\u548c\u5199\u5165\u64cd\u4f5c\u3002\u540c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6587\u4ef6\u6d41\u7684\u6210\u5458\u51fd\u6570 get()\u3001getline()\u3001put() \u7b49\u51fd\u6570\u8fdb\u884c\u66f4\u7cbe\u7ec6\u7684\u6587\u4ef6\u8bfb\u53d6\u548c\u5199\u5165\u64cd\u4f5c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a infile \u7684 ifstream \u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528\u5176\u6210\u5458\u51fd\u6570 open() \u6253\u5f00\u4e00\u4e2a\u540d\u4e3a input.txt \u7684\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>#include &lt;fstream&gt;\n#include &lt;string&gt;\n\nint main() {\n    std::ifstream infile;\n    infile.open(\"input.txt\", std::ios::in);\n    if (infile.is_open()) {\n        \/\/ \u6587\u4ef6\u6253\u5f00\u6210\u529f\uff0c\u53ef\u4ee5\u8fdb\u884c\u6587\u4ef6\u8f93\u5165\u64cd\u4f5c\n        std::string line;\n        while (std::getline(infile, line)) {\n            std::cout &lt;&lt; line &lt;&lt; std::endl;\n        }\n        \/\/ \u5173\u95ed\u6587\u4ef6\n        infile.close();\n    }\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a infile \u7684 ifstream \u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528\u5176\u6210\u5458\u51fd\u6570 open() \u6253\u5f00\u4e00\u4e2a\u540d\u4e3a input.txt \u7684\u6587\u4ef6\uff0c\u5e76\u4ee5\u53ea\u8bfb\u65b9\u5f0f\u6253\u5f00\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u6587\u4ef6\u6d41\u7684 getline() \u51fd\u6570\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6bcf\u4e00\u884c\u6570\u636e\uff0c\u5e76\u8f93\u51fa\u5230\u6807\u51c6\u8f93\u51fa\u6d41\u4e2d\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u6210\u5458\u51fd\u6570 close() \u5173\u95ed\u6587\u4ef6\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6587\u4ef6\u9519\u8bef\u5904\u7406 \u5728\u8fdb\u884c\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u6587\u4ef6\u6253\u5f00\u548c\u8bfb\u53d6\u7684\u9519\u8bef\u5904\u7406\u3002\u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6587\u4ef6\u6d41\u7684\u6210\u5458\u51fd\u6570 fail()\u3001bad()\u3001eof() \u7b49\u51fd\u6570\u5224\u65ad\u6587\u4ef6\u6253\u5f00\u548c\u8bfb\u53d6\u7684\u9519\u8bef\uff0c\u5e76<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u673a\u5236\u5904\u7406\u9519\u8bef\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u8bfb\u53d6\u6587\u4ef6\u65f6\u5224\u65ad\u6587\u4ef6\u662f\u5426\u6253\u5f00\u6210\u529f\uff0c\u5e76\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u673a\u5236\u5904\u7406\u9519\u8bef\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>#include &lt;fstream&gt;\n#include &lt;iostream&gt;\n#include &lt;stdexcept&gt;\n\nint main() {\n    std::ifstream infile;\n    infile.open(\"input.txt\", std::ios::in);\n    try {\n        if (!infile.is_open()) {\n            throw std::runtime_error(\"Failed to open file.\");\n        }\n        \/\/ \u6587\u4ef6\u6253\u5f00\u6210\u529f\uff0c\u53ef\u4ee5\u8fdb\u884c\u6587\u4ef6\u8f93\u5165\u64cd\u4f5c\n        std::string line;\n        while (std::getline(infile, line)) {\n            std::cout &lt;&lt; line &lt;&lt; std::endl;\n        }\n        \/\/ \u5173\u95ed\u6587\u4ef6\n        infile.close();\n    } catch (const std::exception&amp; e) {\n        std::cerr &lt;&lt; \"Error: \" &lt;&lt; e.what() &lt;&lt; std::endl;\n    }\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 try-catch \u5757\u6355\u83b7\u6587\u4ef6\u6253\u5f00\u7684\u9519\u8bef\uff0c\u5e76\u4f7f\u7528 std::runtime_error \u7c7b\u629b\u51fa\u9519\u8bef\u4fe1\u606f\u3002\u5982\u679c\u6587\u4ef6\u6253\u5f00\u6210\u529f\uff0c\u5219\u8fdb\u884c\u6587\u4ef6\u8bfb\u53d6\u64cd\u4f5c\u3002\u5982\u679c\u5728\u8bfb\u53d6\u6587\u4ef6\u65f6\u53d1\u751f\u9519\u8bef\uff0c\u5219\u4f1a\u629b\u51fa std::ios_base::failure \u7c7b\u578b\u7684\u5f02\u5e38\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528 try-catch \u5757\u6355\u83b7\u5e76\u5904\u7406\u8fd9\u4e2a\u5f02\u5e38\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u5728 C++ \u4e2d\uff0c\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u662f\u4e00\u79cd\u91cd\u8981\u7684\u64cd\u4f5c\uff0c\u7528\u4e8e\u5c06\u7a0b\u5e8f\u7684\u6570\u636e\u548c\u7ed3\u679c\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u6216\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\u3002\u5728\u8fdb\u884c\u6587\u4ef6\u8f93\u5165\u8f93\u51fa\u64cd\u4f5c\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u6587\u4ef6\u6253\u5f00\u548c\u5173\u95ed\u3001\u6587\u4ef6\u8bfb\u53d6\u548c\u5199\u5165\u3001\u6587\u4ef6\u9519\u8bef\u5904\u7406\u7b49\u95ee\u9898\uff0c\u4ee5\u4fdd\u8bc1\u7a0b\u5e8f\u7684\u6b63\u786e\u6027\u548c\u53ef\u9760\u6027\u3002\u540c\u65f6\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u6587\u4ef6\u7684\u8def\u5f84\u548c\u547d\u540d\u65b9\u5f0f\uff0c\u4ee5\u4fbf\u5728\u4e0d\u540c\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u8fdb\u884c\u8de8\u5e73\u53f0\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caC++\u5f02\u5e38\u5904\u7406<\/p>\n\n\n\n<p>\u5728 C++ \u4e2d\uff0c\u5f02\u5e38\u5904\u7406\u662f\u4e00\u79cd\u5904\u7406\u7a0b\u5e8f\u9519\u8bef\u548c\u5f02\u5e38\u60c5\u51b5\u7684\u673a\u5236\uff0c\u5b83\u53ef\u4ee5\u4f7f\u7a0b\u5e8f\u66f4\u52a0\u5065\u58ee\u548c\u53ef\u9760\u3002C++ \u4e2d\u7684\u5f02\u5e38\u5904\u7406\u673a\u5236\u901a\u8fc7\u629b\u51fa\u5f02\u5e38\u548c\u6355\u83b7\u5f02\u5e38\u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u629b\u51fa\u5f02\u5e38 \u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 throw \u5173\u952e\u5b57\u629b\u51fa\u4e00\u4e2a\u5f02\u5e38\uff0c\u629b\u51fa\u7684\u5f02\u5e38\u53ef\u4ee5\u662f\u4efb\u4f55\u7c7b\u578b\uff0c\u5305\u62ec\u5185\u7f6e\u7c7b\u578b\u3001\u81ea\u5b9a\u4e49\u7c7b\u578b\u3001\u6307\u9488\u7b49\u3002\u901a\u5e38\uff0c\u629b\u51fa\u7684\u5f02\u5e38\u5e94\u8be5\u662f\u4e00\u4e2a\u7ee7\u627f\u81ea std::exception \u7c7b\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5305\u542b\u5f02\u5e38\u4fe1\u606f\uff0c\u7528\u4e8e\u5728\u5f02\u5e38\u5904\u7406\u65f6\u63d0\u4f9b\u66f4\u591a\u7684\u4fe1\u606f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a MyException \u7684\u81ea\u5b9a\u4e49\u5f02\u5e38\u7c7b\u578b\uff0c\u5e76\u4f7f\u7528 throw \u5173\u952e\u5b57\u629b\u51fa\u4e00\u4e2a\u5f02\u5e38\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class MyException : public std::exception {\npublic:\n    const char* what() const throw() {\n        return \"My exception occurred!\";\n    }\n};\n\nint main() {\n    try {\n        throw MyException();\n    } catch (const std::exception&amp; e) {\n        std::cerr &lt;&lt; \"Error: \" &lt;&lt; e.what() &lt;&lt; std::endl;\n    }\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyException \u7684\u81ea\u5b9a\u4e49\u5f02\u5e38\u7c7b\u578b\uff0c\u5b83\u7ee7\u627f\u81ea std::exception \u7c7b\uff0c\u5b9e\u73b0\u4e86 what() \u51fd\u6570\uff0c\u7528\u4e8e\u8fd4\u56de\u5f02\u5e38\u4fe1\u606f\u3002\u7136\u540e\uff0c\u6211\u4eec\u5728 main() \u51fd\u6570\u4e2d\u4f7f\u7528 throw \u5173\u952e\u5b57\u629b\u51fa\u4e00\u4e2a MyException \u7c7b\u578b\u7684\u5f02\u5e38\u3002\u5728 try-catch \u5757\u4e2d\uff0c\u6211\u4eec\u6355\u83b7\u4e86\u8fd9\u4e2a\u5f02\u5e38\uff0c\u5e76\u4f7f\u7528 std::cerr \u8f93\u51fa\u5f02\u5e38\u4fe1\u606f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6355\u83b7\u5f02\u5e38 \u5728 C++ \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 try-catch \u5757\u6355\u83b7\u4e00\u4e2a\u5f02\u5e38\uff0c\u5e76\u5728 catch \u5757\u4e2d\u5904\u7406\u8fd9\u4e2a\u5f02\u5e38\u3002catch \u5757\u53ef\u4ee5\u6355\u83b7\u7279\u5b9a\u7c7b\u578b\u7684\u5f02\u5e38\u6216\u6240\u6709\u7c7b\u578b\u7684\u5f02\u5e38\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a MyException \u7684\u81ea\u5b9a\u4e49\u5f02\u5e38\u7c7b\u578b\uff0c\u5e76\u5728 catch \u5757\u4e2d\u6355\u83b7\u5b83\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>class MyException : public std::exception {\npublic:\n    const char* what() const throw() {\n        return \"My exception occurred!\";\n    }\n};\n\nint main() {\n    try {\n        throw MyException();\n    } catch (const MyException&amp; e) {\n        std::cerr &lt;&lt; \"Error: \" &lt;&lt; e.what() &lt;&lt; std::endl;\n    } catch (const std::exception&amp; e) {\n        std::cerr &lt;&lt; \"Error: \" &lt;&lt; e.what() &lt;&lt; std::endl;\n    }\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a MyException \u7684\u81ea\u5b9a\u4e49\u5f02\u5e38\u7c7b\u578b\uff0c\u5e76\u5728 catch \u5757\u4e2d\u6355\u83b7\u5b83\u3002\u5982\u679c\u629b\u51fa\u7684\u662f MyException \u7c7b\u578b\u7684\u5f02\u5e38\uff0c\u5219\u4f1a\u6267\u884c\u7b2c\u4e00\u4e2a catch \u5757\u4e2d\u7684\u4ee3\u7801\uff1b\u5982\u679c\u629b\u51fa\u7684\u662f std::exception \u7c7b\u578b\u7684\u5f02\u5e38\uff0c\u5219\u4f1a\u6267\u884c\u7b2c\u4e8c\u4e2a catch \u5757\u4e2d\u7684\u4ee3\u7801\u3002\u5728 catch \u5757\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u5f02\u5e38\u7c7b\u578b\u8fdb\u884c\u4e0d\u540c\u7684\u5904\u7406\uff0c\u4f8b\u5982\u8f93\u51fa\u5f02\u5e38\u4fe1\u606f\u3001\u6062\u590d\u7a0b\u5e8f\u72b6\u6001\u3001\u91cd\u65b0\u629b\u51fa\u5f02\u5e38\u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>finally \u5757 \u5728 C++ \u4e2d\uff0c\u6ca1\u6709\u7c7b\u4f3c\u4e8e Java \u4e2d\u7684 finally \u5757\u7684\u8bed\u6cd5\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u7c7b\u4f3c\u4e8e RAII\uff08\u8d44\u6e90\u83b7\u53d6\u5373\u521d\u59cb\u5316\uff09\u7684\u6280\u672f\u6765\u5b9e\u73b0 finally \u5757\u7684\u529f\u80fd\u3002RAII \u6280\u672f\u662f\u4e00\u79cd\u901a\u8fc7\u6784<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u9020\u51fd\u6570\u548c\u6790\u6784\u51fd\u6570\u81ea\u52a8\u7ba1\u7406\u8d44\u6e90\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u4fdd\u8bc1\u5728\u4efb\u4f55\u60c5\u51b5\u4e0b\u90fd\u4f1a\u91ca\u653e\u8d44\u6e90\uff0c\u5373\u4f7f\u5728\u5f02\u5e38\u629b\u51fa\u7684\u60c5\u51b5\u4e0b\u4e5f\u4e0d\u4f8b\u5916\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3a FileGuard \u7684\u7c7b\uff0c\u5b83\u5728\u6784\u9020\u51fd\u6570\u4e2d\u6253\u5f00\u6587\u4ef6\uff0c\u5728\u6790\u6784\u51fd\u6570\u4e2d\u5173\u95ed\u6587\u4ef6\uff0c\u4ece\u800c\u81ea\u52a8\u7ba1\u7406\u6587\u4ef6\u8d44\u6e90\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>#include &lt;iostream&gt;\n#include &lt;fstream&gt;\n#include &lt;stdexcept&gt;\n\nclass FileGuard {\npublic:\n    explicit FileGuard(const char* filename, std::ios_base::openmode mode = std::ios_base::in)\n            : file_(filename, mode) {\n        if (!file_.is_open()) {\n            throw std::runtime_error(\"Failed to open file.\");\n        }\n    }\n\n    ~FileGuard() {\n        file_.close();\n    }\n\n    std::ifstream&amp; get() {\n        return file_;\n    }\n\nprivate:\n    std::ifstream file_;\n};\n\nint main() {\n    try {\n        FileGuard file(\"input.txt\");\n        std::string line;\n        while (std::getline(file.get(), line)) {\n            std::cout &lt;&lt; line &lt;&lt; std::endl;\n        }\n    } catch (const std::exception&amp; e) {\n        std::cerr &lt;&lt; \"Error: \" &lt;&lt; e.what() &lt;&lt; std::endl;\n    }\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a FileGuard \u7684\u7c7b\uff0c\u5b83\u5728\u6784\u9020\u51fd\u6570\u4e2d\u6253\u5f00\u6587\u4ef6\uff0c\u5728\u6790\u6784\u51fd\u6570\u4e2d\u5173\u95ed\u6587\u4ef6\u3002\u5728 main() \u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a file \u7684 FileGuard \u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528\u5176\u6210\u5458\u51fd\u6570 get() \u83b7\u53d6 ifstream \u5bf9\u8c61\uff0c\u7136\u540e\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6bcf\u4e00\u884c\u6570\u636e\u5e76\u8f93\u51fa\u3002\u5728 try-catch \u5757\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5f02\u5e38\u5904\u7406\u673a\u5236\u6355\u83b7\u53ef\u80fd\u53d1\u751f\u7684\u9519\u8bef\uff0c\u5e76\u8f93\u51fa\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u5728 C++ \u4e2d\uff0c\u5f02\u5e38\u5904\u7406\u662f\u4e00\u79cd\u5904\u7406\u7a0b\u5e8f\u9519\u8bef\u548c\u5f02\u5e38\u60c5\u51b5\u7684\u673a\u5236\uff0c\u5b83\u53ef\u4ee5\u4f7f\u7a0b\u5e8f\u66f4\u52a0\u5065\u58ee\u548c\u53ef\u9760\u3002\u5f02\u5e38\u5904\u7406\u673a\u5236\u901a\u8fc7\u629b\u51fa\u5f02\u5e38\u548c\u6355\u83b7\u5f02\u5e38\u6765\u5b9e\u73b0\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u4f7f\u7528 RAII \u6280\u672f\u6765\u5b9e\u73b0 finally \u5757\u7684\u529f\u80fd\uff0c\u4ee5\u4fdd\u8bc1\u5728\u4efb\u4f55\u60c5\u51b5\u4e0b\u90fd\u4f1a\u91ca\u653e\u8d44\u6e90\u3002\u5728\u8fdb\u884c\u5f02\u5e38\u5904\u7406\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u5f02\u5e38\u7c7b\u578b\u3001\u5f02\u5e38\u4fe1\u606f\u548c\u5f02\u5e38\u5904\u7406\u7684\u65b9\u5f0f\uff0c\u4ee5\u4fbf\u5feb\u901f\u8bca\u65ad\u548c\u4fee\u590d\u7a0b\u5e8f\u7684\u9519\u8bef\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caSTL\uff08\u6807\u51c6\u6a21\u677f\u5e93\uff09<\/p>\n\n\n\n<p>STL\uff08Standard Template Library\uff0c\u6807\u51c6\u6a21\u677f\u5e93\uff09\u662f C++ \u6807\u51c6\u5e93\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u6a21\u677f\u7c7b\u548c\u51fd\u6570\uff0c\u7528\u4e8e\u5b9e\u73b0\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u548c\u7b97\u6cd5\uff0c\u4f8b\u5982\u5bb9\u5668\u3001\u8fed\u4ee3\u5668\u3001\u7b97\u6cd5\u3001\u51fd\u6570\u5bf9\u8c61\u7b49\u3002STL \u7684\u8bbe\u8ba1\u601d\u60f3\u662f\u201c\u6cdb\u578b\u7f16\u7a0b\u201d\uff0c\u5373\u5c06\u7b97\u6cd5\u548c\u6570\u636e\u7ed3\u6784\u7684\u5b9e\u73b0\u4e0e\u6570\u636e\u7c7b\u578b\u7684\u5177\u4f53\u5b9e\u73b0\u5206\u79bb\u5f00\u6765\uff0c\u4ee5\u4fbf\u4e8e\u4ee3\u7801\u7684\u91cd\u7528\u548c\u6269\u5c55\u3002<\/p>\n\n\n\n<p>STL \u4e2d\u7684\u5bb9\u5668\u662f\u4e00\u79cd\u7ba1\u7406\u5bf9\u8c61\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5305\u62ec\u5e8f\u5217\u5f0f\u5bb9\u5668\u548c\u5173\u8054\u5f0f\u5bb9\u5668\u4e24\u79cd\u7c7b\u578b\u3002\u5e8f\u5217\u5f0f\u5bb9\u5668\u5305\u62ec vector\u3001deque\u3001list\u3001forward_list \u548c array \u7b49\uff0c\u7528\u4e8e\u5b58\u50a8\u7ebf\u6027\u6570\u636e\u7ed3\u6784\uff1b\u5173\u8054\u5f0f\u5bb9\u5668\u5305\u62ec set\u3001multiset\u3001map \u548c multimap \u7b49\uff0c\u7528\u4e8e\u5b58\u50a8\u57fa\u4e8e\u952e\u503c\u7684\u6570\u636e\u7ed3\u6784\u3002STL \u8fed\u4ee3\u5668\u662f\u4e00\u79cd\u7528\u4e8e\u904d\u5386\u5bb9\u5668\u4e2d\u5143\u7d20\u7684\u5bf9\u8c61\uff0c\u5305\u62ec\u8f93\u5165\u8fed\u4ee3\u5668\u3001\u8f93\u51fa\u8fed\u4ee3\u5668\u3001\u6b63\u5411\u8fed\u4ee3\u5668\u3001\u53cc\u5411\u8fed\u4ee3\u5668\u548c\u968f\u673a\u8bbf\u95ee\u8fed\u4ee3\u5668\u7b49\u3002STL \u7b97\u6cd5\u662f\u4e00\u7ec4\u57fa\u4e8e\u8fed\u4ee3\u5668\u7684\u901a\u7528\u7b97\u6cd5\uff0c\u5305\u62ec\u67e5\u627e\u3001\u6392\u5e8f\u3001\u53d8\u5e8f\u3001\u590d\u5236\u3001\u66ff\u6362\u3001\u805a\u5408\u7b49\u64cd\u4f5c\uff0c\u53ef\u4ee5\u7528\u4e8e\u4efb\u4f55\u5bb9\u5668\u548c\u6570\u636e\u7c7b\u578b\u3002STL \u51fd\u6570\u5bf9\u8c61\u662f\u4e00\u79cd\u7528\u4e8e\u63cf\u8ff0\u51fd\u6570\u5bf9\u8c61\u7684\u6a21\u677f\u7c7b\uff0c\u5305\u62ec\u4e00\u5143\u51fd\u6570\u5bf9\u8c61\u548c\u4e8c\u5143\u51fd\u6570\u5bf9\u8c61\u7b49\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b9a\u4e49\u81ea\u5df1\u7684\u51fd\u6570\u5bf9\u8c61\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 STL \u7684\u5bb9\u5668\u3001\u8fed\u4ee3\u5668\u548c\u7b97\u6cd5\u6765\u5b9e\u73b0\u4e00\u4e2a\u5bf9\u6570\u636e\u8fdb\u884c\u6392\u5e8f\u7684\u7a0b\u5e8f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>#include &lt;iostream&gt;\n#include &lt;vector&gt;\n#include &lt;algorithm&gt;\n\nint main() {\n    std::vector&lt;int&gt; vec {1, 3, 2, 5, 4};\n    std::sort(vec.begin(), vec.end());\n    for (auto it = vec.begin(); it != vec.end(); ++it) {\n        std::cout &lt;&lt; *it &lt;&lt; \" \";\n    }\n    std::cout &lt;&lt; std::endl;\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 std::vector&lt;int&gt; \u5bb9\u5668\u5b58\u50a8\u4e00\u7ec4\u6574\u6570\u6570\u636e\uff0c\u7136\u540e\u4f7f\u7528 std::sort() \u7b97\u6cd5\u5bf9\u5bb9\u5668\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u6392\u5e8f\uff0c\u6700\u540e\u4f7f\u7528\u8fed\u4ee3\u5668\u904d\u5386\u5bb9\u5668\u4e2d\u7684\u5143\u7d20\uff0c\u5e76\u8f93\u51fa\u6392\u5e8f\u540e\u7684\u7ed3\u679c\u3002\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86 STL \u7684\u5bb9\u5668\u3001\u8fed\u4ee3\u5668\u548c\u7b97\u6cd5\u7b49\u529f\u80fd\uff0c\u4ee5\u4fbf\u4e8e\u5feb\u901f\u5b9e\u73b0\u6570\u636e\u5904\u7406\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cSTL\uff08Standard Template Library\uff0c\u6807\u51c6\u6a21\u677f\u5e93\uff09\u662f C++ \u6807\u51c6\u5e93\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u6a21\u677f\u7c7b\u548c\u51fd\u6570\uff0c\u7528\u4e8e\u5b9e\u73b0\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u548c\u7b97\u6cd5\uff0c\u4f8b\u5982\u5bb9\u5668\u3001\u8fed\u4ee3\u5668\u3001\u7b97\u6cd5\u3001\u51fd\u6570\u5bf9\u8c61\u7b49\u3002STL \u7684\u8bbe\u8ba1\u601d\u60f3\u662f\u201c\u6cdb\u578b\u7f16\u7a0b\u201d\uff0c\u4ee5\u5b9e\u73b0\u4ee3\u7801\u7684\u91cd\u7528\u548c\u6269\u5c55\uff0c\u4e3a C++ \u7a0b\u5e8f\u5458\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u5de5\u5177\u7bb1\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9e\u73b0\u5404\u79cd\u6570\u636e\u5904\u7406\u548c\u7b97<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5982\u4f55\u7528 C++ \u5f00\u53d1 GUI \u5e94\u7528\u7a0b\u5e8f<\/p>\n\n\n\n<p>C++ \u662f\u4e00\u79cd\u901a\u7528\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u53ef\u4ee5\u7528\u4e8e\u5f00\u53d1\u5404\u79cd\u7c7b\u578b\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u5305\u62ec GUI\uff08Graphical User Interface\uff0c\u56fe\u5f62\u7528\u6237\u754c\u9762\uff09\u5e94\u7528\u7a0b\u5e8f\u3002C++ \u7684 GUI \u5f00\u53d1\u53ef\u4ee5\u91c7\u7528\u5404\u79cd\u6846\u67b6\u548c\u5e93\uff0c\u4f8b\u5982 Qt\u3001MFC\u3001WinAPI\u3001wxWidgets \u7b49\u3002<\/p>\n\n\n\n<p>Qt \u662f\u4e00\u79cd\u6d41\u884c\u7684\u8de8\u5e73\u53f0 GUI \u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684 GUI \u7ec4\u4ef6\u548c\u5de5\u5177\uff0c\u53ef\u4ee5\u5728 Windows\u3001macOS\u3001Linux \u7b49\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u5f00\u53d1 GUI \u5e94\u7528\u7a0b\u5e8f\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528 Qt \u7f16\u5199\u7684\u7b80\u5355 GUI \u5e94\u7528\u7a0b\u5e8f\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>#include &lt;QtWidgets&gt;\n\nint main(int argc, char *argv[]) {\n    QApplication app(argc, argv);\n\n    QWidget window;\n    window.resize(250, 150);\n    window.setWindowTitle(\"Hello Qt\");\n\n    QLabel label(\"Hello Qt\");\n    label.setAlignment(Qt::AlignCenter);\n\n    QVBoxLayout layout;\n    layout.addWidget(&amp;label);\n    window.setLayout(&amp;layout);\n\n    window.show();\n\n    return app.exec();\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 Qt \u5e93\u4e2d\u7684 QApplication \u7c7b\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528 QWidget \u7c7b\u521b\u5efa\u4e00\u4e2a\u7a97\u53e3\u5bf9\u8c61\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528 QLabel \u7c7b\u521b\u5efa\u4e00\u4e2a\u6807\u7b7e\u5bf9\u8c61\uff0c\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u7a97\u53e3\u4e2d\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528 QVBoxLayout \u7c7b\u521b\u5efa\u4e00\u4e2a\u5782\u76f4\u5e03\u5c40\u5bf9\u8c61\uff0c\u5e76\u5c06\u6807\u7b7e\u5bf9\u8c61\u6dfb\u52a0\u5230\u5e03\u5c40\u4e2d\uff0c\u6700\u540e\u5c06\u5e03\u5c40\u5bf9\u8c61\u8bbe\u7f6e\u4e3a\u7a97\u53e3\u7684\u5e03\u5c40\uff0c\u5e76\u663e\u793a\u7a97\u53e3\u3002<\/p>\n\n\n\n<p>\u9664\u4e86 Qt\uff0cC++ \u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6 GUI \u6846\u67b6\u548c\u5e93\u8fdb\u884c\u5f00\u53d1\uff0c\u4f8b\u5982 MFC\uff08Microsoft Foundation Classes\uff09\u548c WinAPI\uff08Windows API\uff09\uff0c\u5b83\u4eec\u90fd\u662f Windows \u5e73\u53f0\u4e0a\u7684 GUI \u6846\u67b6\u548c\u5e93\u3002\u53e6\u5916\uff0cwxWidgets \u662f\u4e00\u4e2a\u8de8\u5e73\u53f0 GUI \u5e93\uff0c\u5b83\u652f\u6301 Windows\u3001macOS\u3001Linux \u7b49\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>\u5728\u4f7f\u7528\u8fd9\u4e9b GUI \u6846\u67b6\u548c\u5e93\u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u638c\u63e1\u76f8\u5e94\u7684 API\u3001\u7ec4\u4ef6\u548c\u63a7\u4ef6\uff0c\u4ee5\u53ca\u4e8b\u4ef6\u5904\u7406\u3001\u6d88\u606f\u4f20\u9012\u3001\u5e03\u5c40\u7ba1\u7406\u7b49\u57fa\u672c\u6982\u5ff5\u548c\u6280\u672f\u3002\u540c\u65f6\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u8de8\u5e73\u53f0\u5f00\u53d1\u7684\u95ee\u9898\uff0c\u4f8b\u5982\u754c\u9762\u7684\u9002\u5e94\u6027\u3001\u5b57\u4f53\u548c\u989c\u8272\u7684\u517c\u5bb9\u6027\u3001\u754c\u9762\u98ce\u683c\u7684\u7edf\u4e00\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cC++ \u662f\u4e00\u79cd\u901a\u7528\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u53ef\u4ee5\u7528\u4e8e\u5f00\u53d1\u5404\u79cd\u7c7b\u578b\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u5305\u62ec GUI \u5e94\u7528\u7a0b\u5e8f\u3002C++ \u7684 GUI \u5f00\u53d1\u53ef\u4ee5\u91c7\u7528\u5404\u79cd\u6846\u67b6\u548c\u5e93\uff0c\u4f8b\u5982 Qt\u3001MFC\u3001WinAPI\u3001wxWidgets \u7b49\uff0c\u9700\u8981\u638c\u63e1\u76f8\u5e94\u7684 API\u3001\u7ec4\u4ef6\u548c\u63a7\u4ef6\uff0c\u4ee5\u53ca\u4e8b\u4ef6\u5904\u7406\u3001\u6d88\u606f\u4f20\u9012\u3001\u5e03\u5c40\u7ba1\u7406\u7b49\u57fa\u672c\u6982\u5ff5\u548c\u6280\u672f\u3002\u540c\u65f6\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u8de8\u5e73\u53f0\u5f00\u53d1\u7684\u95ee\u9898\uff0c\u4ee5\u5b9e\u73b0\u53ef\u9760\u548c\u517c\u5bb9\u7684 GUI \u5e94\u7528\u7a0b\u5e8f\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5982\u4f55\u4f7f\u7528MFC\u5f00\u53d1\u5e94\u7528<\/p>\n\n\n\n<p>MFC\uff08Microsoft Foundation Classes\uff09\u662f\u4e00\u4e2a\u57fa\u4e8e C++ \u7684\u6846\u67b6\uff0c\u7528\u4e8e\u5f00\u53d1 Windows \u5e94\u7528\u7a0b\u5e8f\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u7c7b\u548c\u51fd\u6570\uff0c\u7528\u4e8e\u5b9e\u73b0 GUI\u3001\u6587\u4ef6\u64cd\u4f5c\u3001\u7f51\u7edc\u901a\u4fe1\u3001\u591a\u7ebf\u7a0b\u7b49\u529f\u80fd\u3002\u4f7f\u7528 MFC \u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5229\u7528 Visual Studio IDE \u63d0\u4f9b\u7684\u5de5\u5177\u548c\u6a21\u677f\u6765\u5feb\u901f\u521b\u5efa\u9879\u76ee\u548c\u4ee3\u7801\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u5145\u5206\u5229\u7528 Windows API \u7684\u529f\u80fd\uff0c\u5f00\u53d1\u51fa\u529f\u80fd\u5f3a\u5927\u3001\u7a33\u5b9a\u53ef\u9760\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528 MFC \u521b\u5efa\u7a97\u53e3\u548c\u6d88\u606f\u5904\u7406\u51fd\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u521b\u5efa MFC \u5e94\u7528\u7a0b\u5e8f\u9879\u76ee<\/li>\n<\/ol>\n\n\n\n<p>\u5728 Visual Studio \u4e2d\uff0c\u9009\u62e9\u201c\u65b0\u5efa\u9879\u76ee\u201d -&gt; \u201cMFC \u5e94\u7528\u7a0b\u5e8f\u201d\uff0c\u7136\u540e\u6309\u7167\u5411\u5bfc\u6307\u5f15\u521b\u5efa MFC \u5e94\u7528\u7a0b\u5e8f\u9879\u76ee\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6dfb\u52a0\u7a97\u53e3\u7c7b<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u201c\u89e3\u51b3\u65b9\u6848\u8d44\u6e90\u7ba1\u7406\u5668\u201d\u4e2d\uff0c\u53f3\u952e\u5355\u51fb\u9879\u76ee\u540d\u79f0\uff0c\u9009\u62e9\u201c\u6dfb\u52a0\u201d -&gt; \u201c\u7c7b\u201d\uff0c\u7136\u540e\u9009\u62e9\u201cMFC\u201d -&gt; \u201cMFC \u7c7b\u201d\uff0c\u5e76\u6309\u7167\u5411\u5bfc\u6307\u5f15\u521b\u5efa\u7a97\u53e3\u7c7b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u7f16\u5199\u7a97\u53e3\u7c7b\u4ee3\u7801<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u7a97\u53e3\u7c7b\u7684\u5934\u6587\u4ef6\u4e2d\u6dfb\u52a0\u6d88\u606f\u5904\u7406\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>\/\/ MyWnd.h\n#pragma once\n\nclass CMyWnd : public CFrameWnd {\npublic:\n    CMyWnd();\n\nprotected:\n    afx_msg void OnPaint();\n    afx_msg void OnMouseMove(UINT nFlags, CPoint point);\n    DECLARE_MESSAGE_MAP()\n};\n<\/code><\/pre>\n\n\n\n<p>\u5728\u7a97\u53e3\u7c7b\u7684\u6e90\u6587\u4ef6\u4e2d\u5b9e\u73b0\u6d88\u606f\u5904\u7406\u51fd\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>\/\/ MyWnd.cpp\n#include \"stdafx.h\"\n#include \"MyWnd.h\"\n\nCMyWnd::CMyWnd() {\n    Create(NULL, _T(\"My Window\"));\n}\n\nvoid CMyWnd::OnPaint() {\n    CPaintDC dc(this);\n    dc.TextOutW(50, 50, _T(\"Hello, MFC!\"));\n}\n\nvoid CMyWnd::OnMouseMove(UINT nFlags, CPoint point) {\n    CString str;\n    str.Format(_T(\"Mouse position: (%d, %d)\"), point.x, point.y);\n    SetWindowText(str);\n}\n\nBEGIN_MESSAGE_MAP(CMyWnd, CFrameWnd)\n    ON_WM_PAINT()\n    ON_WM_MOUSEMOVE()\nEND_MESSAGE_MAP()\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 MFC \u7684 CFrameWnd \u7c7b\u521b\u5efa\u4e00\u4e2a\u7a97\u53e3\u5bf9\u8c61\uff0c\u5e76\u5728\u7a97\u53e3\u5bf9\u8c61\u7684 OnPaint() \u51fd\u6570\u4e2d\u8f93\u51fa\u6587\u672c\uff0c\u7528 OnMouseMove() \u51fd\u6570\u66f4\u65b0\u7a97\u53e3\u6807\u9898\u3002\u5728\u7a97\u53e3\u7c7b\u7684\u58f0\u660e\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 afx_msg \u5173\u952e\u5b57\u5b9a\u4e49\u6d88\u606f\u5904\u7406\u51fd\u6570\uff0c\u5728\u7c7b\u7684\u5b9e\u73b0\u4e2d\u4f7f\u7528 DECLARE_MESSAGE_MAP() \u5b8f\u5b9a\u4e49\u6d88\u606f\u6620\u5c04\u8868\uff0c\u5e76\u4f7f\u7528 ON_WM_PAINT() \u548c ON_WM_MOUSEMOVE() \u5b8f\u7ed1\u5b9a\u6d88\u606f\u5904\u7406\u51fd\u6570\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ol>\n\n\n\n<p>\u5728 Visual Studio \u4e2d\uff0c\u9009\u62e9\u201c\u8c03\u8bd5\u201d -&gt; \u201c\u542f\u52a8\u8c03\u8bd5\u201d\u6216\u6309\u4e0b F5 \u952e\uff0c\u5373\u53ef\u7f16\u8bd1\u3001\u94fe\u63a5\u5e76\u8fd0\u884c MFC \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u521b\u5efa\u7a97\u53e3\u548c\u6d88\u606f\u5904\u7406\u51fd\u6570\uff0cMFC \u8fd8\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7c7b\u548c\u51fd\u6570\u5e93\uff0c\u7528\u4e8e\u5b9e\u73b0\u6587\u4ef6\u64cd\u4f5c\u3001\u7f51\u7edc\u901a\u4fe1\u3001\u591a\u7ebf\u7a0b\u7b49\u529f\u80fd\uff0c\u4f8b\u5982 CFile\u3001CAsyncSocket\u3001CWinThread \u7b49\u7c7b\u3002\u540c\u65f6\uff0cMFC \u4e5f\u63d0\u4f9b\u4e86\u5404\u79cd\u5de5\u5177\u548c\u8d44\u6e90\uff0c\u4f8b\u5982\u63a7\u4ef6\u5e93\u3001\u56fe\u6807\u5e93\u3001\u5b57\u7b26\u4e32\u8868\u7b49\uff0c\u4ee5\u4fbf<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u4fbf\u4e8e\u8bbe\u8ba1\u548c\u5f00\u53d1 GUI \u5e94\u7528\u7a0b\u5e8f\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 MFC \u5f00\u53d1 GUI \u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e9b\u91cd\u8981\u6982\u5ff5\u548c\u6280\u672f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5bf9\u8bdd\u6846\u7c7b\uff08CDialog\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u5bf9\u8bdd\u6846\u7c7b\u662f MFC \u4e2d\u5e38\u7528\u7684\u7a97\u53e3\u7c7b\u4e4b\u4e00\uff0c\u7528\u4e8e\u5b9e\u73b0\u5305\u542b\u63a7\u4ef6\u548c\u5e03\u5c40\u7684\u7a97\u53e3\uff0c\u4f8b\u5982\u767b\u5f55\u7a97\u53e3\u3001\u9009\u9879\u8bbe\u7f6e\u7a97\u53e3\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528 Visual Studio \u4e2d\u63d0\u4f9b\u7684\u201c\u5bf9\u8bdd\u6846\u201d\u6a21\u677f\u6765\u521b\u5efa\u5bf9\u8bdd\u6846\u7c7b\uff0c\u7136\u540e\u5728\u7c7b\u7684\u6e90\u6587\u4ef6\u4e2d\u5b9e\u73b0\u6d88\u606f\u5904\u7406\u51fd\u6570\u3001\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\u7b49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u63a7\u4ef6\uff08Control\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u63a7\u4ef6\u662f\u5bf9\u8bdd\u6846\u7c7b\u4e2d\u7684\u7ec4\u4ef6\uff0c\u7528\u4e8e\u63a5\u6536\u548c\u663e\u793a\u7528\u6237\u8f93\u5165\u548c\u8f93\u51fa\uff0c\u4f8b\u5982\u6587\u672c\u6846\u3001\u6309\u94ae\u3001\u5217\u8868\u6846\u3001\u7ec4\u5408\u6846\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528 Visual Studio \u4e2d\u63d0\u4f9b\u7684\u201c\u5de5\u5177\u7bb1\u201d\u6765\u6dfb\u52a0\u548c\u5b9a\u4f4d\u63a7\u4ef6\uff0c\u7136\u540e\u4f7f\u7528\u7c7b\u6210\u5458\u53d8\u91cf\u6765\u64cd\u4f5c\u63a7\u4ef6\uff0c\u4f8b\u5982\u8bfb\u53d6\u548c\u4fee\u6539\u6587\u672c\u6846\u4e2d\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6d88\u606f\u6620\u5c04\u8868\uff08Message Map\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u6d88\u606f\u6620\u5c04\u8868\u662f MFC \u4e2d\u5904\u7406\u6d88\u606f\u7684\u673a\u5236\u4e4b\u4e00\uff0c\u7528\u4e8e\u5c06\u6d88\u606f\u4e0e\u6d88\u606f\u5904\u7406\u51fd\u6570\u5173\u8054\u8d77\u6765\u3002\u53ef\u4ee5\u5728\u7c7b\u7684\u5b9e\u73b0\u4e2d\u4f7f\u7528 DECLARE_MESSAGE_MAP() \u5b8f\u5b9a\u4e49\u6d88\u606f\u6620\u5c04\u8868\uff0c\u7136\u540e\u4f7f\u7528 ON_XXX() \u5b8f\u6765\u5173\u8054\u6d88\u606f\u548c\u6d88\u606f\u5904\u7406\u51fd\u6570\uff0c\u5176\u4e2d XXX \u8868\u793a\u6d88\u606f\u7684\u7c7b\u578b\uff0c\u4f8b\u5982 ON_BN_CLICKED() \u8868\u793a\u6309\u94ae\u70b9\u51fb\u4e8b\u4ef6\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u6587\u6863\u89c6\u56fe\u6846\u67b6\uff08Document-View Framework\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u6587\u6863\u89c6\u56fe\u6846\u67b6\u662f MFC \u4e2d\u7528\u4e8e\u5b9e\u73b0\u6587\u6863\u548c\u89c6\u56fe\u7684\u4ea4\u4e92\u548c\u7ba1\u7406\u7684\u673a\u5236\uff0c\u7528\u4e8e\u5b9e\u73b0\u5e38\u89c1\u7684\u5e94\u7528\u7a0b\u5e8f\u6a21\u5f0f\uff0c\u4f8b\u5982\u6587\u672c\u7f16\u8f91\u5668\u3001\u56fe\u50cf\u5904\u7406\u5668\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528 Visual Studio \u4e2d\u63d0\u4f9b\u7684\u201c\u6587\u6863\u89c6\u56fe\u201d\u6a21\u677f\u6765\u521b\u5efa\u6587\u6863\u89c6\u56fe\u6846\u67b6\u5e94\u7528\u7a0b\u5e8f\uff0c\u7136\u540e\u5728\u7c7b\u7684\u6e90\u6587\u4ef6\u4e2d\u5b9e\u73b0\u6587\u6863\u7c7b\u3001\u89c6\u56fe\u7c7b\u548c\u6846\u67b6\u7c7b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>MFC \u5e93<\/li>\n<\/ol>\n\n\n\n<p>MFC \u5e93\u662f MFC \u6846\u67b6\u4e2d\u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u5e38\u7528\u7684\u7c7b\u548c\u51fd\u6570\uff0c\u4f8b\u5982 CWinApp\u3001CFrameWnd\u3001CDialog\u3001CFile \u7b49\u3002\u5728\u4f7f\u7528 MFC \u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u53ef\u4ee5\u5229\u7528\u8fd9\u4e9b\u5e93\u6765\u7b80\u5316\u4ee3\u7801\u7684\u7f16\u5199\u548c\u7ba1\u7406\uff0c\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u4f7f\u7528 MFC \u5f00\u53d1 GUI \u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5229\u7528 Visual Studio \u63d0\u4f9b\u7684\u5de5\u5177\u548c\u6a21\u677f\u6765\u5feb\u901f\u521b\u5efa\u9879\u76ee\u548c\u4ee3\u7801\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u5145\u5206\u5229\u7528 Windows API \u7684\u529f\u80fd\uff0c\u5f00\u53d1\u51fa\u529f\u80fd\u5f3a\u5927\u3001\u7a33\u5b9a\u53ef\u9760\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u5728\u4f7f\u7528 MFC \u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u9700\u8981\u638c\u63e1\u5bf9\u8bdd\u6846\u7c7b\u3001\u63a7\u4ef6\u3001\u6d88\u606f\u6620\u5c04\u8868\u3001\u6587\u6863\u89c6\u56fe\u6846\u67b6\u7b49\u91cd\u8981\u6982\u5ff5\u548c\u6280\u672f\uff0c\u540c\u65f6\u8fd8\u9700\u8981\u4e86\u89e3 MFC \u5e93\u7684\u4f7f\u7528\u548c\u5b9e\u73b0\u65b9\u5f0f\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u6548\u3001\u53ef\u9760\u7684\u5e94\u7528\u7a0b\u5e8f\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528gcc\u7f16\u8bd1\u548c\u8c03\u8bd5C++\u5e94\u7528\u7a0b\u5e8f<\/p>\n\n\n\n<p>GCC\uff08GNU Compiler Collection\uff09\u662f\u4e00\u79cd\u6d41\u884c\u7684\u5f00\u6e90\u7f16\u8bd1\u5668\u96c6\u5408\uff0c\u53ef\u4ee5\u7f16\u8bd1\u548c\u8c03\u8bd5\u591a\u79cd\u7f16\u7a0b\u8bed\u8a00\uff0c\u5305\u62ec C++\u3002\u5728 Linux \u548c Unix \u7cfb\u7edf\u4e2d\uff0cGCC \u662f\u9ed8\u8ba4\u7684\u7f16\u8bd1\u5668\u4e4b\u4e00\uff0c\u53ef\u4ee5\u7528\u4e8e\u7f16\u8bd1\u548c\u8c03\u8bd5 C++ \u5e94\u7528\u7a0b\u5e8f\u3002\u4e0b\u9762\u662f\u4f7f\u7528 GCC \u7f16\u8bd1\u548c\u8c03\u8bd5 C++ \u5e94\u7528\u7a0b\u5e8f\u7684\u4e00\u4e9b\u57fa\u672c\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b89\u88c5 GCC<\/li>\n<\/ol>\n\n\n\n<p>\u5728 Linux \u548c Unix \u7cfb\u7edf\u4e2d\uff0cGCC \u901a\u5e38\u5df2\u7ecf\u9884\u5b89\u88c5\u4e86\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165 gcc \u547d\u4ee4\u6765\u67e5\u770b GCC \u7684\u7248\u672c\u548c\u5e2e\u52a9\u4fe1\u606f\u3002\u5982\u679c\u6ca1\u6709\u5b89\u88c5 GCC\uff0c\u53ef\u4ee5\u4f7f\u7528\u7cfb\u7edf\u81ea\u5e26\u7684\u5305\u7ba1\u7406\u5668\u6765\u5b89\u88c5\uff0c\u4f8b\u5982\u5728 Ubuntu \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5 GCC\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sqlCopy code<code>sudo apt-get update\nsudo apt-get install build-essential\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7f16\u5199 C++ \u4ee3\u7801<\/li>\n<\/ol>\n\n\n\n<p>\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u7f16\u5199 C++ \u4ee3\u7801\uff0c\u4f8b\u5982\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a main.cpp \u7684\u6587\u4ef6\uff0c\u5305\u542b\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>#include &lt;iostream&gt;\nusing namespace std;\n\nint main() {\n    cout &lt;&lt; \"Hello, GCC!\" &lt;&lt; endl;\n    return 0;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 iostream \u5934\u6587\u4ef6\u4e2d\u7684 cout \u5bf9\u8c61\u8f93\u51fa\u6587\u672c\uff0c\u5e76\u4f7f\u7528 return \u8bed\u53e5\u8fd4\u56de 0\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u7f16\u8bd1 C++ \u4ee3\u7801<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u7ec8\u7aef\u4e2d\u4f7f\u7528 GCC \u7f16\u8bd1\u5668\u6765\u7f16\u8bd1 C++ \u4ee3\u7801\uff0c\u4f8b\u5982\u5728 Ubuntu \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u7f16\u8bd1 main.cpp \u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>g++ main.cpp -o hello\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u547d\u4ee4\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 g++ \u547d\u4ee4\u6765\u8c03\u7528 GCC \u7f16\u8bd1\u5668\uff0c\u5c06 main.cpp \u6587\u4ef6\u7f16\u8bd1\u4e3a\u53ef\u6267\u884c\u6587\u4ef6 hello\uff0c\u5e76\u4fdd\u5b58\u5230\u5f53\u524d\u76ee\u5f55\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u8fd0\u884c C++ \u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u7ec8\u7aef\u4e2d\u4f7f\u7528 .\/hello \u547d\u4ee4\u6765\u8fd0\u884c\u5df2\u7f16\u8bd1\u7684 C++ \u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>.\/hello\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u547d\u4ee4\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 .\/ \u524d\u7f00\u6765\u6307\u5b9a\u5f53\u524d\u76ee\u5f55\uff0c\u7136\u540e\u4f7f\u7528 hello \u547d\u4ee4\u6765\u8fd0\u884c\u5df2\u7f16\u8bd1\u7684 C++ \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u8c03\u8bd5 C++ \u5e94\u7528\u7a0b\u5e8f<\/li>\n<\/ol>\n\n\n\n<p>\u4f7f\u7528 GCC \u8c03\u8bd5\u5668 GDB\uff08GNU Debugger\uff09\u6765\u8c03\u8bd5 C++ \u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982\u5728 Ubuntu \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8 GDB \u8c03\u8bd5\u5668\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>gdb hello\n<\/code><\/pre>\n\n\n\n<p>\u5728 GDB \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 run \u547d\u4ee4\u6765\u8fd0\u884c\u7a0b\u5e8f\uff0c\u5e76\u4f7f\u7528 break \u548c step \u547d\u4ee4\u6765\u8bbe\u7f6e\u65ad\u70b9\u548c\u5355\u6b65\u8c03\u8bd5\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>(gdb) run\nStarting program: \/home\/user\/hello\nHello, GCC!\n\nProgram exited normally.\n(gdb) break main\nBreakpoint 1 at 0x8048677: file main.cpp, line 4.\n(gdb) run\nStarting program: \/home\/user\/hello\nBreakpoint 1, main () at main.cpp:4\n4\t    cout &lt;&lt; \"Hello, GCC!\" &lt;&lt; endl;\n(gdb) step\nHello, GCC!\n5\t    return 0;\n(gdb) quit\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 GDB \u8c03\u8bd5\u5668\u542f\u52a8\u5df2\u7f16\u8bd1\u7684 C++ \u5e94\u7528\u7a0b\u5e8f hello\uff0c\u5e76\u5728<\/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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u7a0b\u5e8f\u4e2d\u7684 main() \u51fd\u6570\u5904\u8bbe\u7f6e\u65ad\u70b9\uff0c\u7136\u540e\u4f7f\u7528 run \u547d\u4ee4\u6765\u8fd0\u884c\u7a0b\u5e8f\uff0c\u5f53\u7a0b\u5e8f\u8fd0\u884c\u5230\u65ad\u70b9\u5904\u65f6\uff0cGDB \u81ea\u52a8\u505c\u6b62\u7a0b\u5e8f\uff0c\u5e76\u663e\u793a\u5f53\u524d\u4ee3\u7801\u7684\u884c\u53f7\u3002\u7136\u540e\u6211\u4eec\u4f7f\u7528 step \u547d\u4ee4\u6765\u5355\u6b65\u6267\u884c\u7a0b\u5e8f\uff0c\u8f93\u51fa\u6587\u672c\uff0c\u6700\u540e\u4f7f\u7528 quit \u547d\u4ee4\u6765\u9000\u51fa GDB \u8c03\u8bd5\u5668\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u4f7f\u7528 GCC \u7f16\u8bd1\u548c\u8c03\u8bd5 C++ \u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5145\u5206\u5229\u7528\u5f00\u6e90\u8f6f\u4ef6\u7684\u4f18\u52bf\uff0c\u5b9e\u73b0\u9ad8\u6548\u3001\u7075\u6d3b\u3001\u53ef\u9760\u7684\u7a0b\u5e8f\u5f00\u53d1\u548c\u8c03\u8bd5\u3002\u5728\u4f7f\u7528 GCC \u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u9700\u8981\u638c\u63e1 GCC \u7f16\u8bd1\u5668\u548c GDB \u8c03\u8bd5\u5668\u7684\u57fa\u672c\u4f7f\u7528\u65b9\u6cd5\uff0c\u4e86\u89e3\u5e38\u7528\u7684\u7f16\u8bd1\u9009\u9879\u548c\u8c03\u8bd5\u547d\u4ee4\uff0c\u540c\u65f6\u8fd8\u9700\u8981\u4e86\u89e3 C++ \u8bed\u8a00\u7684\u57fa\u672c\u8bed\u6cd5\u548c\u8bed\u4e49\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u6548\u3001\u53ef\u7ef4\u62a4\u7684\u7a0b\u5e8f\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>Github\u4e0a\u6709\u54ea\u4e9b\u57fa\u4e8eC++\u7684\u4f18\u79c0\u7cfb\u7edf<\/p>\n\n\n\n<p>Github \u4e0a\u6709\u8bb8\u591a\u57fa\u4e8e C++ \u7684\u4f18\u79c0\u7cfb\u7edf\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Microsoft Visual Studio Code<\/li>\n<\/ol>\n\n\n\n<p>Microsoft Visual Studio Code \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u8de8\u5e73\u53f0\u4ee3\u7801\u7f16\u8f91\u5668\uff0c\u4f7f\u7528 C++ \u4f5c\u4e3a\u5176\u4e3b\u8981\u8bed\u8a00\u4e4b\u4e00\u3002\u5b83\u662f\u5f00\u6e90\u7684\uff0c\u4f7f\u7528 Electron \u548c Node.js \u6280\u672f\u6808\u6784\u5efa\uff0c\u63d0\u4f9b\u4e30\u5bcc\u7684\u63d2\u4ef6\u751f\u6001\u7cfb\u7edf\u548c\u793e\u533a\u652f\u6301\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>Redis<\/li>\n<\/ol>\n\n\n\n<p>Redis \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u5f00\u6e90\u5185\u5b58\u6570\u636e\u5e93\uff0c\u4f7f\u7528 C++ \u7f16\u5199\uff0c\u652f\u6301\u591a\u79cd\u6570\u636e\u7ed3\u6784\u548c\u9ad8\u6027\u80fd\u6570\u636e\u5b58\u50a8\u548c\u68c0\u7d22\u3002\u5b83\u662f\u4e00\u4e2a\u975e\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u9002\u7528\u4e8e\u9ad8\u901f\u7f13\u5b58\u3001\u4f1a\u8bdd\u7ba1\u7406\u3001\u6d88\u606f\u961f\u5217\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>MySQL<\/li>\n<\/ol>\n\n\n\n<p>MySQL \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u5f00\u6e90\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u4f7f\u7528 C++ \u548c\u5176\u4ed6\u8bed\u8a00\u7f16\u5199\uff0c\u652f\u6301\u591a\u79cd\u5b58\u50a8\u5f15\u64ce\u548c\u9ad8\u6027\u80fd\u6570\u636e\u5b58\u50a8\u548c\u68c0\u7d22\u3002\u5b83\u662f\u4e00\u4e2a\u6210\u719f\u7684\u6570\u636e\u5e93\u4ea7\u54c1\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u4f01\u4e1a\u5e94\u7528\u7a0b\u5e8f\u3001Web \u5e94\u7528\u7a0b\u5e8f\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>LLVM<\/li>\n<\/ol>\n\n\n\n<p>LLVM \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u5f00\u6e90\u7f16\u8bd1\u5668\u6846\u67b6\uff0c\u4f7f\u7528 C++ \u7f16\u5199\uff0c\u652f\u6301\u591a\u79cd\u8bed\u8a00\u548c\u591a\u79cd\u5e73\u53f0\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7075\u6d3b\u7684\u7f16\u8bd1\u5668\u67b6\u6784\uff0c\u53ef\u4ee5\u7528\u4e8e\u4f18\u5316\u4ee3\u7801\u3001\u63d0\u9ad8\u7a0b\u5e8f\u6027\u80fd\u3001\u751f\u6210\u4ee3\u7801\u548c\u9759\u6001\u5206\u6790\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>Boost<\/li>\n<\/ol>\n\n\n\n<p>Boost \u662f\u4e00\u4e2a\u6d41\u884c\u7684 C++ \u5e93\u96c6\u5408\uff0c\u63d0\u4f9b\u8bb8\u591a\u901a\u7528\u7684\u3001\u9ad8\u8d28\u91cf\u7684\u4ee3\u7801\u5e93\uff0c\u4f8b\u5982\u667a\u80fd\u6307\u9488\u3001\u591a\u7ebf\u7a0b\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u3001\u5bb9\u5668\u7b49\u3002\u5b83\u662f\u4e00\u4e2a\u5f00\u6e90\u9879\u76ee\uff0c\u7531 C++ \u793e\u533a\u7ef4\u62a4\u548c\u652f\u6301\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>TensorFlow<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u5f00\u6e90\u673a\u5668\u5b66\u4e60\u6846\u67b6\uff0c\u4f7f\u7528 C++ \u548c\u5176\u4ed6\u8bed\u8a00\u7f16\u5199\uff0c\u652f\u6301\u6df1\u5ea6\u5b66\u4e60\u3001\u5f3a\u5316\u5b66\u4e60\u3001\u63a8\u8350\u7cfb\u7edf\u7b49\u591a\u79cd\u5e94\u7528\u573a\u666f\u3002\u5b83\u662f\u4e00\u4e2a\u9ad8\u6548\u3001\u7075\u6d3b\u3001\u53ef\u6269\u5c55\u7684\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u5927\u89c4\u6a21\u673a\u5668\u5b66\u4e60\u9879\u76ee\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0cGithub \u4e0a\u6709\u8bb8\u591a\u57fa\u4e8e C++ \u7684\u4f18\u79c0\u7cfb\u7edf\uff0c\u6d89\u53ca\u5230\u5404\u79cd\u9886\u57df\u548c\u5e94\u7528\u573a\u666f\uff0c\u4f7f\u7528\u4e86\u5404\u79cd\u4e0d\u540c\u7684\u6280\u672f\u548c\u6846\u67b6\uff0c\u53ef\u4ee5\u63d0\u4f9b\u53c2\u8003\u548c\u5b66\u4e60\u4ef7\u503c\u3002\u5728\u5b66\u4e60\u548c\u4f7f\u7528\u8fd9\u4e9b\u7cfb\u7edf\u65f6\uff0c\u9700\u8981\u6df1\u5165\u4e86\u89e3\u5176\u4ee3\u7801\u3001\u67b6\u6784\u548c\u8bbe\u8ba1\u601d\u60f3\uff0c\u638c\u63e1\u76f8\u5173\u7684\u7f16\u7a0b\u6280\u672f\u548c\u5de5\u5177\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u6548\u3001\u53ef\u9760\u3001\u53ef\u7ef4\u62a4\u7684\u7a0b\u5e8f\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=64&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>Github\u4e0a\u6709\u54ea\u4e9bC++\u7684\u4f18\u79c0\u6559\u7a0b\u548c\u793e\u533a<\/p>\n\n\n\n<p>\u5728 GitHub \u4e0a\u6709\u8bb8\u591a\u4f18\u79c0\u7684 C++ \u6559\u7a0b\u548c\u793e\u533a\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>C++ Primer<\/li>\n<\/ol>\n\n\n\n<p>C++ Primer \u662f\u4e00\u672c\u8457\u540d\u7684 C++ \u6559\u7a0b\u4e66\u7c4d\uff0c\u4e5f\u6709\u4e00\u4e2a\u76f8\u5e94\u7684 GitHub \u4ee3\u7801\u4ed3\u5e93\u3002\u8be5\u4ed3\u5e93\u63d0\u4f9b\u4e86\u4e66\u4e2d\u793a\u4f8b\u7a0b\u5e8f\u548c\u7ec3\u4e60\u9898\u7684\u4ee3\u7801\uff0c\u4ee5\u53ca\u914d\u5957\u7684\u6587\u6863\u548c\u6559\u5b66\u8d44\u6e90\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5b66\u4e60\u8005\u6df1\u5165\u4e86\u89e3 C++ \u8bed\u8a00\u7684\u57fa\u7840\u77e5\u8bc6\u548c\u9ad8\u7ea7\u7279\u6027\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>C++ Standard Library<\/li>\n<\/ol>\n\n\n\n<p>C++ Standard Library \u662f C++ \u6807\u51c6\u5e93\u7684\u5b98\u65b9\u5b9e\u73b0\u4ee3\u7801\uff0c\u4e5f\u6709\u4e00\u4e2a\u76f8\u5e94\u7684 GitHub \u4ee3\u7801\u4ed3\u5e93\u3002\u8be5\u4ed3\u5e93\u63d0\u4f9b\u4e86\u6807\u51c6\u5e93\u6e90\u4ee3\u7801\u548c\u6587\u6863\uff0c\u4ee5\u53ca\u8bb8\u591a\u793a\u4f8b\u7a0b\u5e8f\u548c\u6d4b\u8bd5\u7528\u4f8b\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5b66\u4e60\u8005\u6df1\u5165\u4e86\u89e3 C++ \u6807\u51c6\u5e93\u7684\u7279\u6027\u548c\u7528\u6cd5\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>C++ Core Guidelines<\/li>\n<\/ol>\n\n\n\n<p>C++ Core Guidelines \u662f\u7531 C++ \u793e\u533a\u7ef4\u62a4\u548c\u652f\u6301\u7684\u4e00\u5957 C++ \u7f16\u7801\u51c6\u5219\u548c\u6700\u4f73\u5b9e\u8df5\uff0c\u4e5f\u6709\u4e00\u4e2a\u76f8\u5e94\u7684 GitHub \u4ee3\u7801\u4ed3\u5e93\u3002\u8be5\u4ed3\u5e93\u63d0\u4f9b\u4e86\u8bb8\u591a\u793a\u4f8b\u7a0b\u5e8f\u3001\u6587\u6863\u548c\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u7f16\u5199\u66f4\u52a0\u53ef\u9760\u3001\u53ef\u7ef4\u62a4\u3001\u53ef\u91cd\u7528\u7684 C++ \u4ee3\u7801\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>C++ Community<\/li>\n<\/ol>\n\n\n\n<p>C++ Community \u662f\u4e00\u4e2a\u5f00\u6e90\u7684 C++ \u793e\u533a\u5e73\u53f0\uff0c\u4e5f\u6709\u4e00\u4e2a\u76f8\u5e94\u7684 GitHub \u4ee3\u7801\u4ed3\u5e93\u3002\u8be5\u4ed3\u5e93\u63d0\u4f9b\u4e86\u8bb8\u591a C++ \u76f8\u5173\u7684\u9879\u76ee\u3001\u5e93\u3001\u5de5\u5177\u548c\u6559\u7a0b\uff0c\u4ee5\u53ca\u793e\u533a\u6d3b\u52a8\u548c\u4ea4\u6d41\u8d44\u6e90\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5b66\u4e60\u8005\u548c\u5f00\u53d1\u8005\u52a0\u5165 C++ \u793e\u533a\uff0c\u5171\u540c\u63a2\u8ba8 C++ \u6280\u672f\u548c\u5e94\u7528\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>Awesome C++<\/li>\n<\/ol>\n\n\n\n<p>Awesome C++ \u662f\u4e00\u4e2a C++ \u8d44\u6e90\u5217\u8868\uff0c\u4e5f\u6709\u4e00\u4e2a\u76f8\u5e94\u7684 GitHub \u4ee3\u7801\u4ed3\u5e93\u3002\u8be5\u4ed3\u5e93\u6536\u96c6\u4e86\u8bb8\u591a C++ \u76f8\u5173\u7684\u9879\u76ee\u3001\u5e93\u3001\u5de5\u5177\u3001\u6559\u7a0b\u548c\u6587\u7ae0\uff0c\u4ee5\u53ca C++ \u793e\u533a\u548c\u4e8b\u4ef6\u8d44\u6e90\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5b66\u4e60\u8005\u548c\u5f00\u53d1\u8005\u627e\u5230\u6709\u7528\u7684 C++ \u8d44\u6e90\u548c\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u5728 GitHub \u4e0a\u6709\u8bb8\u591a\u4f18\u79c0\u7684 C++ \u6559\u7a0b\u548c\u793e\u533a\uff0c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5b66\u4e60\u548c\u4ea4\u6d41\u8d44\u6e90\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5b66\u4e60\u8005\u548c\u5f00\u53d1\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528 C++ 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