{"id":1728,"date":"2023-04-27T20:17:37","date_gmt":"2023-04-27T11:17:37","guid":{"rendered":"https:\/\/edu.ujhb.org\/?p=1728"},"modified":"2023-04-27T20:17:37","modified_gmt":"2023-04-27T11:17:37","slug":"typescript%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=1728","title":{"rendered":"TypeScript\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\u4ecetypescript\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\u4e2a\u57fa\u4e8eTypeScript\u6559\u7a0b\u7684\u89c6\u9891\u5185\u5bb9\u6982\u89c8\u3002\u60a8\u53ef\u4ee5\u6839\u636e\u8fd9\u4e2a\u6982\u89c8\u6765\u5236\u4f5c\u60a8\u7684\u89c6\u9891\u6559\u7a0b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5f15\u8a00 1.1 TypeScript\u7b80\u4ecb 1.2 TypeScript\u7684\u4f18\u52bf 1.3 TypeScript\u4e0eJavaScript\u7684\u5173\u7cfb<\/li>\n\n\n\n<li>\u73af\u5883\u642d\u5efa\u4e0e\u914d\u7f6e 2.1 \u5b89\u88c5Node.js 2.2 \u5b89\u88c5TypeScript 2.3 \u7f16\u8f91\u5668\u63a8\u8350\u548c\u8bbe\u7f6e<\/li>\n\n\n\n<li>TypeScript\u57fa\u7840\u8bed\u6cd5 3.1 \u53d8\u91cf\u58f0\u660e\u4e0e\u7c7b\u578b\u6ce8\u89e3 3.2 \u6570\u636e\u7c7b\u578b 3.3 \u63a5\u53e3\uff08Interfaces\uff09 3.4 \u7c7b\uff08Classes\uff09 3.5 \u51fd\u6570\uff08Functions\uff09<\/li>\n\n\n\n<li>\u9ad8\u7ea7\u7c7b\u578b 4.1 \u8054\u5408\u7c7b\u578b\uff08Union Types\uff09 4.2 \u4ea4\u53c9\u7c7b\u578b\uff08Intersection Types\uff09 4.3 \u7c7b\u578b\u522b\u540d\uff08Type Aliases\uff09 4.4 \u5b57\u9762\u91cf\u7c7b\u578b\uff08Literal Types\uff09 4.5 \u6620\u5c04\u7c7b\u578b\uff08Mapped Types\uff09<\/li>\n\n\n\n<li>\u6cdb\u578b\uff08Generics\uff09 5.1 \u6cdb\u578b\u7684\u57fa\u672c\u6982\u5ff5 5.2 \u6cdb\u578b\u51fd\u6570 5.3 \u6cdb\u578b\u63a5\u53e3 5.4 \u6cdb\u578b\u7c7b<\/li>\n\n\n\n<li>\u6a21\u5757\uff08Modules\uff09 6.1 \u6a21\u5757\u7b80\u4ecb 6.2 \u5bfc\u51fa\u548c\u5bfc\u5165 6.3 \u9ed8\u8ba4\u5bfc\u51fa 6.4 \u547d\u540d\u7a7a\u95f4<\/li>\n\n\n\n<li>\u88c5\u9970\u5668\uff08Decorators\uff09 7.1 \u88c5\u9970\u5668\u7b80\u4ecb 7.2 \u7c7b\u88c5\u9970\u5668 7.3 \u65b9\u6cd5\u88c5\u9970\u5668 7.4 \u8bbf\u95ee\u5668\u88c5\u9970\u5668 7.5 \u5c5e\u6027\u88c5\u9970\u5668 7.6 \u53c2\u6570\u88c5\u9970\u5668<\/li>\n\n\n\n<li>TypeScript\u7f16\u8bd1\u9009\u9879 8.1 tsconfig.json\u6587\u4ef6 8.2 \u7f16\u8bd1\u9009\u9879\u8be6\u89e3 8.3 \u7f16\u8bd1\u4e0e\u8c03\u8bd5<\/li>\n\n\n\n<li>\u5de5\u7a0b\u5b9e\u8df5\u4e0e\u6700\u4f73\u5b9e\u8df5 9.1 \u9879\u76ee\u7ed3\u6784 9.2 \u7f16\u7801\u89c4\u8303 9.3 \u7c7b\u578b\u5b89\u5168\u4e0e\u4ee3\u7801\u8d28\u91cf<\/li>\n\n\n\n<li>\u7ed3\u675f\u8bed 10.1 \u8bfe\u7a0b\u603b\u7ed3 10.2 \u63a8\u8350\u8d44\u6e90\u4e0e\u540e\u7eed\u5b66\u4e60<\/li>\n<\/ol>\n\n\n\n<p>\u6839\u636e\u8fd9\u4e2a\u6982\u89c8\uff0c\u60a8\u53ef\u4ee5\u4e3a\u60a8\u7684TypeScript\u6559\u7a0b\u89c6\u9891\u5236\u5b9a\u8be6\u7ec6\u7684\u6559\u5b66\u8ba1\u5212\u548c\u65f6\u95f4\u8868\u3002\u5e0c\u671b\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u7b80\u4ecb<\/p>\n\n\n\n<p>The previous model used in this conversation is unavailable. We&#8217;ve switched you to the latest default model<\/p>\n\n\n\n<p>\u5f53\u6211\u4eec\u7f16\u5199JavaScript\u4ee3\u7801\u65f6\uff0c\u7531\u4e8eJavaScript\u662f\u4e00\u79cd\u52a8\u6001\u7c7b\u578b\u8bed\u8a00\uff0c\u5b83\u5141\u8bb8\u6211\u4eec\u5728\u8fd0\u884c\u65f6\u4e3a\u53d8\u91cf\u5206\u914d\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\u3002\u8fd9\u6837\u7684\u7075\u6d3b\u6027\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u65b9\u4fbf\u4e86\u6211\u4eec\u7684\u5f00\u53d1\uff0c\u4f46\u4e5f\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e00\u4e9b\u9519\u8bef\u5728\u8fd0\u884c\u65f6\u624d\u88ab\u53d1\u73b0\u3002<\/p>\n\n\n\n<p>TypeScript\u5c31\u662f\u4e00\u79cd\u5728JavaScript\u57fa\u7840\u4e0a\u589e\u52a0\u4e86\u9759\u6001\u7c7b\u578b\u7684\u7f16\u7a0b\u8bed\u8a00\u3002\u4e0eJavaScript\u76f8\u6bd4\uff0cTypeScript\u63d0\u4f9b\u4e86\u7c7b\u578b\u6ce8\u89e3\u3001\u63a5\u53e3\u3001\u7c7b\u7b49\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u7279\u6027\u3002\u540c\u65f6\uff0cTypeScript\u8fd8\u652f\u6301\u8bb8\u591a\u65b0\u7684ECMAScript\u89c4\u8303\uff08\u5982ES6\u3001ES7\u7b49\uff09\u7684\u8bed\u6cd5\u7279\u6027\uff0c\u5e76\u4e14\u53ef\u4ee5\u7f16\u8bd1\u4e3aJavaScript\uff0c\u517c\u5bb9\u6240\u6709\u4e3b\u6d41\u7684JavaScript\u8fd0\u884c\u73af\u5883\u3002<\/p>\n\n\n\n<p>TypeScript\u7684\u9759\u6001\u7c7b\u578b\u68c0\u67e5\u53ef\u4ee5\u5728\u7f16\u8bd1\u671f\u95f4\u5c31\u53d1\u73b0\u4ee3\u7801\u4e2d\u7684\u7c7b\u578b\u9519\u8bef\uff0c\u907f\u514d\u4e86\u4e00\u4e9b\u5e38\u89c1\u7684\u8fd0\u884c\u65f6\u9519\u8bef\u3002\u540c\u65f6\uff0c\u7c7b\u578b\u6ce8\u89e3\u8fd8\u53ef\u4ee5\u4f7f\u5f97\u4ee3\u7801\u66f4\u6613\u4e8e\u7ef4\u62a4\u548c\u9605\u8bfb\uff0c\u7279\u522b\u662f\u5728\u9762\u5bf9\u5927\u578b\u9879\u76ee\u65f6\u3002\u53e6\u5916\uff0cTypeScript\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u7f16\u8f91\u5668\u652f\u6301\u548c\u81ea\u52a8\u8865\u5168\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7f16\u7801\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0cTypeScript\u662f\u4e00\u4e2a\u517c\u5bb9JavaScript\u7684\u8d85\u96c6\uff0c\u5e76\u4e14\u589e\u52a0\u4e86\u4e00\u4e9b\u9759\u6001\u7c7b\u578b\u68c0\u67e5\u7b49\u9762\u5411\u5bf9\u8c61\u7279\u6027\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff0c\u540c\u65f6\u4e5f\u517c\u5bb9\u73b0\u6709\u7684JavaScript\u751f\u6001\u73af\u5883\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u7684\u4f18\u52bf<\/p>\n\n\n\n<p>TypeScript\u7684\u4e3b\u8981\u4f18\u52bf\u5305\u62ec\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u66f4\u5f3a\u7684\u7c7b\u578b\u68c0\u67e5\uff1aTypeScript\u63d0\u4f9b\u4e86\u7c7b\u578b\u6ce8\u89e3\u548c\u7c7b\u578b\u68c0\u67e5\u673a\u5236\uff0c\u53ef\u4ee5\u5728\u7f16\u8bd1\u65f6\u5c31\u53d1\u73b0\u7c7b\u578b\u9519\u8bef\uff0c\u907f\u514d\u4e86\u4e00\u4e9b\u5e38\u89c1\u7684\u8fd0\u884c\u65f6\u9519\u8bef\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/li>\n\n\n\n<li>\u66f4\u597d\u7684\u7f16\u8f91\u5668\u652f\u6301\uff1aTypeScript\u96c6\u6210\u4e86\u826f\u597d\u7684\u7f16\u8f91\u5668\u652f\u6301\u548c\u81ea\u52a8\u8865\u5168\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7f16\u7801\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff1aTypeScript\u7684\u7c7b\u578b\u6ce8\u89e3\u53ef\u4ee5\u4f7f\u5f97\u4ee3\u7801\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\uff0c\u7279\u522b\u662f\u5728\u9762\u5bf9\u5927\u578b\u9879\u76ee\u65f6\u3002<\/li>\n\n\n\n<li>\u517c\u5bb9\u73b0\u6709\u7684JavaScript\u751f\u6001\u73af\u5883\uff1aTypeScript\u662f\u4e00\u4e2a\u517c\u5bb9JavaScript\u7684\u8d85\u96c6\uff0c\u53ef\u4ee5\u4e0e\u73b0\u6709\u7684JavaScript\u751f\u6001\u73af\u5883\u65e0\u7f1d\u96c6\u6210\u3002<\/li>\n\n\n\n<li>\u63d0\u4f9b\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u7279\u6027\uff1aTypeScript\u652f\u6301\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u7279\u6027\uff0c\u5982\u7c7b\u3001\u63a5\u53e3\u3001\u7ee7\u627f\u7b49\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002<\/li>\n\n\n\n<li>\u652f\u6301\u6700\u65b0\u7684ECMAScript\u89c4\u8303\uff1aTypeScript\u652f\u6301\u6700\u65b0\u7684ECMAScript\u89c4\u8303\uff08\u5982ES6\u3001ES7\u7b49\uff09\u7684\u8bed\u6cd5\u7279\u6027\uff0c\u4f7f\u5f97\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u4f7f\u7528\u6700\u65b0\u7684JavaScript\u8bed\u8a00\u7279\u6027\u3002<\/li>\n\n\n\n<li>\u63d0\u4f9b\u7c7b\u578b\u5b9a\u4e49\u5e93\uff1aTypeScript\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u7c7b\u578b\u5b9a\u4e49\u5e93\uff08Type Definitions\uff09\uff0c\u53ef\u4ee5\u4e3a\u7b2c\u4e09\u65b9\u5e93\u548c\u6846\u67b6\u63d0\u4f9b\u7c7b\u578b\u6ce8\u89e3\u548c\u7c7b\u578b\u68c0\u67e5\u652f\u6301\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0cTypeScript\u5728\u63d0\u9ad8\u4ee3\u7801\u53ef\u9760\u6027\u3001\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u7b49\u65b9\u9762\u90fd\u5177\u6709\u660e\u663e\u7684\u4f18\u52bf\uff0c\u540c\u65f6\u4e5f\u517c\u5bb9\u73b0\u6709\u7684JavaScript\u751f\u6001\u73af\u5883\uff0c\u662f\u4e00\u4e2a\u975e\u5e38\u9002\u5408\u5927\u578b\u9879\u76ee\u5f00\u53d1\u7684\u7f16\u7a0b\u8bed\u8a00\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u4e0eJavaScript\u7684\u5173\u7cfb<\/p>\n\n\n\n<p>TypeScript\u662f\u4e00\u79cd\u5728JavaScript\u57fa\u7840\u4e0a\u589e\u52a0\u4e86\u9759\u6001\u7c7b\u578b\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u53ef\u4ee5\u770b\u4f5c\u662fJavaScript\u7684\u8d85\u96c6\u3002\u8fd9\u610f\u5473\u7740\u6240\u6709\u7684JavaScript\u4ee3\u7801\u90fd\u53ef\u4ee5\u5728TypeScript\u4e2d\u8fd0\u884c\uff0c\u540c\u65f6\uff0cTypeScript\u8fd8\u53ef\u4ee5\u4f7f\u7528JavaScript\u7684\u6240\u6709\u5e93\u548c\u6846\u67b6\u3002<\/p>\n\n\n\n<p>TypeScript\u63d0\u4f9b\u4e86\u4e00\u4e9b\u989d\u5916\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5982\u7c7b\u578b\u6ce8\u89e3\u3001\u63a5\u53e3\u3001\u7c7b\u7b49\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u7279\u6027\uff0c\u4ee5\u53ca\u652f\u6301\u6700\u65b0\u7684ECMAScript\u89c4\u8303\uff08\u5982ES6\u3001ES7\u7b49\uff09\u7684\u8bed\u6cd5\u7279\u6027\u3002\u6b64\u5916\uff0cTypeScript\u8fd8\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u7c7b\u578b\u68c0\u67e5\u548c\u7f16\u8f91\u5668\u652f\u6301\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n<p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u4f7f\u7528TypeScript\u6765\u7f16\u5199JavaScript\u4ee3\u7801\uff0c\u7136\u540e\u901a\u8fc7\u7f16\u8bd1\u5668\u5c06TypeScript\u4ee3\u7801\u7f16\u8bd1\u6210JavaScript\u4ee3\u7801\uff0c\u6700\u7ec8\u5728\u6d4f\u89c8\u5668\u6216Node.js\u73af\u5883\u4e2d\u8fd0\u884c\u3002\u7531\u4e8eTypeScript\u662fJavaScript\u7684\u8d85\u96c6\uff0c\u56e0\u6b64\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u65e0\u7f1d\u5730\u4f7f\u7528JavaScript\u7684\u73b0\u6709\u4ee3\u7801\u548c\u751f\u6001\u73af\u5883\uff0c\u540c\u65f6\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5f15\u5165\u7c7b\u578b\u6ce8\u89e3\u7b49\u7279\u6027\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0cTypeScript\u4e0eJavaScript\u7684\u5173\u7cfb\u662f\u4e92\u8865\u7684\uff0cTypeScript\u53ef\u4ee5\u4e0eJavaScript\u65e0\u7f1d\u96c6\u6210\uff0c\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u8bed\u8a00\u7279\u6027\u548c\u66f4\u597d\u7684\u7c7b\u578b\u68c0\u67e5\u548c\u7f16\u8f91\u5668\u652f\u6301\uff0c\u540c\u65f6\uff0c\u4e5f\u517c\u5bb9\u73b0\u6709\u7684JavaScript\u751f\u6001\u73af\u5883\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5b89\u88c5Node.js<\/p>\n\n\n\n<p>\u5b89\u88c5Node.js\u662f\u4f7f\u7528TypeScript\u8fdb\u884c\u5f00\u53d1\u7684\u7b2c\u4e00\u6b65\uff0c\u4ee5\u4e0b\u662f\u5b89\u88c5Node.js\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e0b\u8f7dNode.js\u5b89\u88c5\u5305\uff1a\u8bbf\u95eeNode.js\u5b98\u7f51 <a href=\"https:\/\/nodejs.org\/en\/%EF%BC%8C%E9%80%89%E6%8B%A9%E9%80%82%E5%90%88%E6%82%A8%E6%93%8D%E4%BD%9C%E7%B3%BB%E7%BB%9F%E7%9A%84%E7%89%88%E6%9C%AC%E5%B9%B6%E4%B8%8B%E8%BD%BD%E3%80%82\">https:\/\/nodejs.org\/en\/\uff0c\u9009\u62e9\u9002\u5408\u60a8\u64cd\u4f5c\u7cfb\u7edf\u7684\u7248\u672c\u5e76\u4e0b\u8f7d\u3002<\/a><\/li>\n\n\n\n<li>\u8fd0\u884c\u5b89\u88c5\u5305\uff1a\u53cc\u51fb\u4e0b\u8f7d\u7684Node.js\u5b89\u88c5\u5305\uff0c\u6309\u7167\u5b89\u88c5\u5411\u5bfc\u7684\u6307\u793a\u8fdb\u884c\u5b89\u88c5\u3002<\/li>\n\n\n\n<li>\u9a8c\u8bc1Node.js\u662f\u5426\u5b89\u88c5\u6210\u529f\uff1a\u5728\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>node -v\n<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u6210\u529f\u5b89\u88c5Node.js\uff0c\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u4f1a\u663e\u793aNode.js\u7684\u7248\u672c\u53f7\u3002\u5982\u679c\u663e\u793a\u201ccommand not found\u201d\u7b49\u9519\u8bef\u4fe1\u606f\uff0c\u5219\u9700\u8981\u91cd\u65b0\u5b89\u88c5Node.js\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u5347\u7ea7Node.js\uff1a\u5982\u679c\u60a8\u5df2\u7ecf\u5b89\u88c5\u4e86\u65e7\u7248\u672c\u7684Node.js\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u5347\u7ea7\u5230\u6700\u65b0\u7248\u672c\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>npm install -g n\nsudo n latest\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c\u7b2c\u4e00\u6761\u547d\u4ee4\u5b89\u88c5\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cn\u201d\u7684Node.js\u7248\u672c\u7ba1\u7406\u5668\uff0c\u7b2c\u4e8c\u6761\u547d\u4ee4\u4f7f\u7528\u201cn\u201d\u5c06Node.js\u5347\u7ea7\u5230\u6700\u65b0\u7248\u672c\u3002<\/p>\n\n\n\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u60a8\u5c31\u53ef\u4ee5\u5728\u60a8\u7684\u8ba1\u7b97\u673a\u4e0a\u4f7f\u7528Node.js\u5f00\u53d1JavaScript\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=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u5b89\u88c5TypeScript<\/p>\n\n\n\n<p>\u5b89\u88c5TypeScript\u662f\u4f7f\u7528TypeScript\u8fdb\u884c\u5f00\u53d1\u7684\u7b2c\u4e8c\u6b65\uff0c\u4ee5\u4e0b\u662f\u5b89\u88c5TypeScript\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b89\u88c5Node.js\uff1a\u5728\u5b89\u88c5TypeScript\u4e4b\u524d\uff0c\u9700\u8981\u5148\u5b89\u88c5Node.js\u3002\u60a8\u53ef\u4ee5\u6309\u7167\u4e0a\u4e00\u9053\u95ee\u9898\u4e2d\u7684\u6b65\u9aa4\u8fdb\u884c\u5b89\u88c5\u3002<\/li>\n\n\n\n<li>\u5b89\u88c5TypeScript\uff1a\u5728\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>npm install -g typescript\n<\/code><\/pre>\n\n\n\n<p>\u6b64\u547d\u4ee4\u4f1a\u4f7f\u7528Node.js\u7684\u5305\u7ba1\u7406\u5de5\u5177npm\u5168\u5c40\u5b89\u88c5TypeScript\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u9a8c\u8bc1TypeScript\u662f\u5426\u5b89\u88c5\u6210\u529f\uff1a\u5728\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>tsc -v\n<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u6210\u529f\u5b89\u88c5TypeScript\uff0c\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u4f1a\u663e\u793aTypeScript\u7684\u7248\u672c\u53f7\u3002\u5982\u679c\u663e\u793a\u201ccommand not found\u201d\u7b49\u9519\u8bef\u4fe1\u606f\uff0c\u5219\u9700\u8981\u91cd\u65b0\u5b89\u88c5TypeScript\u3002<\/p>\n\n\n\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u60a8\u5c31\u53ef\u4ee5\u4f7f\u7528TypeScript\u8fdb\u884c\u5f00\u53d1\u4e86\u3002\u5728\u7f16\u8f91\u5668\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528TypeScript\u7684\u6587\u4ef6\u6269\u5c55\u540d\u201c.ts\u201d\u521b\u5efa\u65b0\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528TypeScript\u7684\u8bed\u6cd5\u7f16\u5199\u4ee3\u7801\u3002\u5728\u8fd0\u884c\u4ee3\u7801\u4e4b\u524d\uff0c\u9700\u8981\u4f7f\u7528TypeScript\u7f16\u8bd1\u5668\u5c06TypeScript\u4ee3\u7801\u7f16\u8bd1\u6210JavaScript\u4ee3\u7801\u3002\u5728\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u7a97\u53e3\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c06TypeScript\u4ee3\u7801\u7f16\u8bd1\u6210JavaScript\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">Copy code<code>tsc yourfile.ts\n<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\uff0c\u5c06\u201cyourfile.ts\u201d\u66ff\u6362\u4e3a\u60a8\u7684TypeScript\u6587\u4ef6\u540d\u3002\u8fd9\u5c06\u751f\u6210\u4e00\u4e2a\u4e0e\u60a8\u7684TypeScript\u6587\u4ef6\u540c\u540d\u7684JavaScript\u6587\u4ef6\uff0c\u60a8\u53ef\u4ee5\u5728\u6d4f\u89c8\u5668\u6216Node.js\u73af\u5883\u4e2d\u8fd0\u884c\u5b83\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u7f16\u8f91\u5668\u63a8\u8350\u548c\u8bbe\u7f6e<\/p>\n\n\n\n<p>\u9009\u62e9\u4e00\u4e2a\u597d\u7684\u7f16\u8f91\u5668\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\uff0c\u4ee5\u4e0b\u662f\u51e0\u4e2a\u5e38\u7528\u7684\u7f16\u8f91\u5668\u4ee5\u53ca\u7f16\u8f91\u5668\u8bbe\u7f6e\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Visual Studio Code\uff08\u7b80\u79f0VS Code\uff09\uff1aVS Code\u662f\u4e00\u6b3e\u514d\u8d39\u3001\u5f00\u6e90\u7684\u8de8\u5e73\u53f0\u4ee3\u7801\u7f16\u8f91\u5668\uff0c\u652f\u6301TypeScript\u548cJavaScript\u5f00\u53d1\uff0c\u5e76\u4e14\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u63d2\u4ef6\u548c\u6269\u5c55\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u5f00\u53d1\u9700\u6c42\u3002VS Code\u7684\u4e00\u4e9b\u5e38\u7528\u63d2\u4ef6\u5305\u62ec\uff1aTypeScript\u3001Prettier\u3001ESLint\u7b49\u3002<\/li>\n\n\n\n<li>WebStorm\uff1aWebStorm\u662f\u4e00\u6b3e\u4e13\u4e1a\u7684JavaScript\u548cTypeScript\u5f00\u53d1\u5de5\u5177\uff0c\u63d0\u4f9b\u4e86\u667a\u80fd\u4ee3\u7801\u63d0\u793a\u3001\u8bed\u6cd5\u68c0\u67e5\u3001\u8c03\u8bd5\u7b49\u529f\u80fd\uff0c\u9002\u5408\u5f00\u53d1\u5927\u578b\u9879\u76ee\u3002WebStorm\u7684\u4e00\u4e9b\u5e38\u7528\u63d2\u4ef6\u5305\u62ec\uff1aTypeScript\u3001Prettier\u3001ESLint\u3001Angular\u7b49\u3002<\/li>\n\n\n\n<li>Atom\uff1aAtom\u662f\u4e00\u6b3e\u514d\u8d39\u3001\u5f00\u6e90\u7684\u4ee3\u7801\u7f16\u8f91\u5668\uff0c\u652f\u6301TypeScript\u548cJavaScript\u5f00\u53d1\uff0c\u5e76\u4e14\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u63d2\u4ef6\u548c\u6269\u5c55\u3002Atom\u7684\u4e00\u4e9b\u5e38\u7528\u63d2\u4ef6\u5305\u62ec\uff1aTypeScript\u3001Prettier\u3001ESLint\u7b49\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u7f16\u8f91\u5668\u8bbe\u7f6e\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4e3b\u9898\u8bbe\u7f6e\uff1a\u9009\u62e9\u9002\u5408\u81ea\u5df1\u7684\u7f16\u8f91\u5668\u4e3b\u9898\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u4f53\u9a8c\u548c\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u7f16\u8f91\u5668\u8bbe\u7f6e\uff1a\u8bbe\u7f6e\u7f16\u8f91\u5668\u7684\u5b57\u4f53\u3001\u5b57\u53f7\u3001\u7f29\u8fdb\u7b49\uff0c\u53ef\u4ee5\u6839\u636e\u4e2a\u4eba\u504f\u597d\u8fdb\u884c\u8c03\u6574\u3002<\/li>\n\n\n\n<li>\u63d2\u4ef6\u8bbe\u7f6e\uff1a\u5b89\u88c5\u5e76\u914d\u7f6e\u5e38\u7528\u7684\u63d2\u4ef6\uff0c\u5982TypeScript\u3001Prettier\u3001ESLint\u7b49\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u5feb\u6377\u952e\u8bbe\u7f6e\uff1a\u914d\u7f6e\u5feb\u6377\u952e\uff0c\u53ef\u4ee5\u63d0\u9ad8\u64cd\u4f5c\u6548\u7387\u548c\u901f\u5ea6\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u9009\u62e9\u4e00\u4e2a\u597d\u7684\u7f16\u8f91\u5668\u4ee5\u53ca\u8fdb\u884c\u5408\u7406\u7684\u7f16\u8f91\u5668\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\uff0c\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u66f4\u5feb\u5730\u7f16\u5199\u51fa\u9ad8\u8d28\u91cf\u7684\u4ee3\u7801\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u57fa\u7840\u8bed\u6cd5\u53d8\u91cf\u58f0\u660e\u4e0e\u7c7b\u578b\u6ce8\u89e3<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u53d8\u91cf\u58f0\u660e\u548c\u7c7b\u578b\u6ce8\u89e3\u662f\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\u3002\u4ee5\u4e0b\u662f\u5b83\u4eec\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u53d8\u91cf\u58f0\u660e\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528let\u6216var\u5173\u952e\u5b57\u6765\u58f0\u660e\u53d8\u91cf\u3002let\u5173\u952e\u5b57\u7528\u4e8e\u58f0\u660e\u5757\u7ea7\u4f5c\u7528\u57df\u7684\u53d8\u91cf\uff0c\u800cvar\u5173\u952e\u5b57\u7528\u4e8e\u58f0\u660e\u51fd\u6570\u4f5c\u7528\u57df\u7684\u53d8\u91cf\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let name: string = \"John\";\nvar age: number = 30;\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3aname\u7684\u5b57\u7b26\u4e32\u7c7b\u578b\u53d8\u91cf\uff0c\u4ee5\u53ca\u4e00\u4e2a\u540d\u4e3aage\u7684\u6570\u5b57\u7c7b\u578b\u53d8\u91cf\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7c7b\u578b\u6ce8\u89e3\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u7c7b\u578b\u6ce8\u89e3\u6765\u660e\u786e\u53d8\u91cf\u7684\u7c7b\u578b\u3002\u7c7b\u578b\u6ce8\u89e3\u662f\u5728\u53d8\u91cf\u540d\u540e\u9762\u4f7f\u7528\u5192\u53f7\u52a0\u4e0a\u7c7b\u578b\u540d\u79f0\u6765\u8868\u793a\u7684\u3002\u7c7b\u578b\u6ce8\u89e3\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff0c\u7279\u522b\u662f\u5728\u9762\u5bf9\u5927\u578b\u9879\u76ee\u65f6\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let name: string = \"John\";\nlet age: number = 30;\nlet isStudent: boolean = true;\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u7c7b\u578b\u6ce8\u89e3\u5206\u522b\u6307\u5b9a\u4e86\u53d8\u91cfname\u7684\u7c7b\u578b\u4e3a\u5b57\u7b26\u4e32\uff0cage\u7684\u7c7b\u578b\u4e3a\u6570\u5b57\uff0c\u4ee5\u53caisStudent\u7684\u7c7b\u578b\u4e3a\u5e03\u5c14\u503c\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728TypeScript\u4e2d\uff0c\u53d8\u91cf\u7684\u7c7b\u578b\u53ef\u4ee5\u88ab\u81ea\u52a8\u63a8\u65ad\uff0c\u56e0\u6b64\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u4ee5\u7701\u7565\u7c7b\u578b\u6ce8\u89e3\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>let name = \"John\";\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u7701\u7565\u4e86\u7c7b\u578b\u6ce8\u89e3\uff0cTypeScript\u4f1a\u81ea\u52a8\u63a8\u65adname\u7684\u7c7b\u578b\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u53d8\u91cf\u58f0\u660e\u548c\u7c7b\u578b\u6ce8\u89e3\u662fTypeScript\u57fa\u7840\u8bed\u6cd5\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u90e8\u5206\uff0c\u4e86\u89e3\u5b83\u4eec\u53ef\u4ee5\u4f7f\u60a8\u66f4\u597d\u5730\u7f16\u5199\u9ad8\u8d28\u91cf\u7684TypeScript\u4ee3\u7801\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u57fa\u7840\u8bed\u6cd5\u6570\u636e\u7c7b\u578b<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6570\u636e\u7c7b\u578b\u5206\u4e3a\u57fa\u672c\u7c7b\u578b\u548c\u590d\u5408\u7c7b\u578b\uff0c\u4ee5\u4e0b\u662f\u5b83\u4eec\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u672c\u7c7b\u578b\uff1aTypeScript\u652f\u6301\u4e0eJavaScript\u76f8\u540c\u7684\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u5305\u62ec\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>boolean\uff1a\u5e03\u5c14\u503c\u7c7b\u578b\uff0c\u53ea\u6709true\u548cfalse\u4e24\u4e2a\u503c\u3002<\/li>\n\n\n\n<li>number\uff1a\u6570\u5b57\u7c7b\u578b\uff0c\u5305\u62ec\u6574\u6570\u548c\u6d6e\u70b9\u6570\u3002<\/li>\n\n\n\n<li>string\uff1a\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u8868\u793a\u6587\u672c\u6570\u636e\u3002<\/li>\n\n\n\n<li>null\uff1a\u7a7a\u7c7b\u578b\uff0c\u8868\u793a\u7a7a\u503c\u3002<\/li>\n\n\n\n<li>undefined\uff1a\u672a\u5b9a\u4e49\u7c7b\u578b\uff0c\u8868\u793a\u672a\u5b9a\u4e49\u7684\u503c\u3002<\/li>\n\n\n\n<li>symbol\uff1a\u7b26\u53f7\u7c7b\u578b\uff0c\u8868\u793a\u72ec\u4e00\u65e0\u4e8c\u7684\u503c\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let isStudent: boolean = true;\nlet age: number = 30;\nlet name: string = \"John\";\nlet empty: null = null;\nlet notDefined: undefined = undefined;\nlet unique: symbol = Symbol(\"unique\");\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u590d\u5408\u7c7b\u578b\uff1aTypeScript\u8fd8\u652f\u6301\u590d\u5408\u7c7b\u578b\uff0c\u5305\u62ec\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6570\u7ec4\u7c7b\u578b\uff1a\u8868\u793a\u4e00\u4e2a\u6570\u7ec4\uff0c\u53ef\u4ee5\u5305\u542b\u4e0d\u540c\u7c7b\u578b\u7684\u5143\u7d20\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>let list: number[] = [1, 2, 3];\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5143\u7ec4\u7c7b\u578b\uff1a\u8868\u793a\u4e00\u4e2a\u56fa\u5b9a\u957f\u5ea6\u7684\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5143\u7d20\u53ef\u4ee5\u6709\u4e0d\u540c\u7684\u7c7b\u578b\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let tuple: [string, number] = [\"John\", 30];\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u8c61\u7c7b\u578b\uff1a\u8868\u793a\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5305\u62ec\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>interface Person {\n  name: string;\n  age: number;\n}\n\nlet person: Person = { name: \"John\", age: 30 };\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u51fd\u6570\u7c7b\u578b\uff1a\u8868\u793a\u4e00\u4e2a\u51fd\u6570\uff0c\u5305\u62ec\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7c7b\u578b\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function add(a: number, b: number): number {\n  return a + b;\n}\n<\/code><\/pre>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728TypeScript\u4e2d\uff0c\u53d8\u91cf\u7684\u7c7b\u578b\u53ef\u4ee5\u88ab\u81ea\u52a8\u63a8\u65ad\uff0c\u56e0\u6b64\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u4ee5\u7701\u7565\u7c7b\u578b\u6ce8\u89e3\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>let list = [1, 2, 3];\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u7701\u7565\u4e86\u7c7b\u578b\u6ce8\u89e3\uff0cTypeScript\u4f1a\u81ea\u52a8\u63a8\u65adlist\u7684\u7c7b\u578b\u4e3a\u6570\u7ec4\u7c7b\u578b\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u4e86\u89e3TypeScript\u7684\u6570\u636e\u7c7b\u578b\u53ef\u4ee5\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7f16\u5199\u9ad8\u8d28\u91cf\u7684TypeScript\u4ee3\u7801\uff0c\u5e76\u4e14\u53ef\u4ee5\u907f\u514d\u4e00\u4e9b\u5e38\u89c1\u7684\u7c7b\u578b\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=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u57fa\u7840\u8bed\u6cd5\u63a5\u53e3\uff08Interfaces\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u63a5\u53e3\uff08Interfaces\uff09\u662f\u4e00\u79cd\u975e\u5e38\u91cd\u8981\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u7528\u4e8e\u5b9a\u4e49\u5bf9\u8c61\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u63a5\u53e3\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u63a5\u53e3\u7684\u5b9a\u4e49\uff1a\u63a5\u53e3\u662f\u4e00\u79cd\u7ea6\u675f\uff0c\u5b83\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5bf9\u8c61\u5e94\u8be5\u5305\u542b\u54ea\u4e9b\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u7c7b\u578b\u3002\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528interface\u5173\u952e\u5b57\u6765\u5b9a\u4e49\u63a5\u53e3\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>interface Person {\n  name: string;\n  age: number;\n  gender: string;\n}\n\nlet person: Person = { name: \"John\", age: 30, gender: \"male\" };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u63a5\u53e3\uff0c\u5b83\u5305\u542b\u4e86\u4e09\u4e2a\u5c5e\u6027\uff1aname\u3001age\u548cgender\uff0c\u6bcf\u4e2a\u5c5e\u6027\u90fd\u6709\u5176\u5bf9\u5e94\u7684\u7c7b\u578b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u63a5\u53e3\u7684\u4f7f\u7528\uff1a\u4e00\u65e6\u5b9a\u4e49\u4e86\u63a5\u53e3\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u7ea6\u675f\u5bf9\u8c61\u7684\u7c7b\u578b\u3002\u5728TypeScript\u4e2d\uff0c\u5982\u679c\u4e00\u4e2a\u5bf9\u8c61\u7b26\u5408\u67d0\u4e2a\u63a5\u53e3\u7684\u7ed3\u6784\u548c\u7c7b\u578b\uff0c\u6211\u4eec\u5c31\u79f0\u4e4b\u4e3a\u201c\u5b9e\u73b0\u201d\u4e86\u8be5\u63a5\u53e3\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>interface Person {\n  name: string;\n  age: number;\n  gender: string;\n}\n\nfunction printPerson(person: Person) {\n  console.log(`Name: ${person.name}, Age: ${person.age}, Gender: ${person.gender}`);\n}\n\nlet john: Person = { name: \"John\", age: 30, gender: \"male\" };\nprintPerson(john);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aprintPerson\u7684\u51fd\u6570\uff0c\u5b83\u7684\u53c2\u6570\u7c7b\u578b\u4e3aPerson\u63a5\u53e3\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3ajohn\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Person\u63a5\u53e3\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06john\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9printPerson\u51fd\u6570\uff0c\u51fd\u6570\u53ef\u4ee5\u6210\u529f\u5730\u8f93\u51fajohn\u5bf9\u8c61\u7684\u5c5e\u6027\u503c\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728TypeScript\u4e2d\uff0c\u5bf9\u8c61\u7684\u5c5e\u6027\u53ef\u4ee5\u591a\u4e8e\u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u5c5e\u6027\uff0c\u4f46\u4e0d\u80fd\u5c11\u4e8e\u3002\u5982\u679c\u5bf9\u8c61\u7684\u5c5e\u6027\u5c11\u4e8e\u63a5\u53e3\u4e2d\u5b9a\u4e49\u7684\u5c5e\u6027\uff0cTypeScript\u4f1a\u63d0\u793a\u7c7b\u578b\u9519\u8bef\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u63a5\u53e3\u662fTypeScript\u4e2d\u4e00\u79cd\u91cd\u8981\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5b9a\u4e49\u548c\u7ea6\u675f\u5bf9\u8c61\u7684\u7ed3\u6784\u548c\u7c7b\u578b\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u57fa\u7840\u8bed\u6cd5\u7c7b\uff08Classes\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u7c7b\uff08Classes\uff09\u662f\u4e00\u79cd\u5e38\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u7528\u4e8e\u5b9a\u4e49\u5bf9\u8c61\u7684\u7ed3\u6784\u548c\u884c\u4e3a\u3002\u4ee5\u4e0b\u662f\u7c7b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7c7b\u7684\u5b9a\u4e49\uff1a\u7c7b\u662f\u4e00\u79cd\u5bf9\u8c61\u7684\u84dd\u56fe\uff0c\u5b83\u5b9a\u4e49\u4e86\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528class\u5173\u952e\u5b57\u6765\u5b9a\u4e49\u7c7b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>class Person {\n  name: string;\n  age: number;\n\n  constructor(name: string, age: number) {\n    this.name = name;\n    this.age = age;\n  }\n\n  sayHello() {\n    console.log(`Hello, my name is ${this.name} and I'm ${this.age} years old.`);\n  }\n}\n\nlet john: Person = new Person(\"John\", 30);\njohn.sayHello();\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u7c7b\uff0c\u5b83\u6709\u4e24\u4e2a\u5c5e\u6027\uff1aname\u548cage\uff0c\u4ee5\u53ca\u4e00\u4e2a\u6784\u9020\u51fd\u6570\u548c\u4e00\u4e2a\u65b9\u6cd5\u3002\u6784\u9020\u51fd\u6570\u7528\u4e8e\u521d\u59cb\u5316\u7c7b\u7684\u5c5e\u6027\uff0c\u800c\u65b9\u6cd5\u7528\u4e8e\u5b9a\u4e49\u7c7b\u7684\u884c\u4e3a\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7c7b\u7684\u7ee7\u627f\uff1a\u5728TypeScript\u4e2d\uff0c\u7c7b\u8fd8\u652f\u6301\u7ee7\u627f\uff0c\u5b50\u7c7b\u53ef\u4ee5\u7ee7\u627f\u7236\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u5e76\u53ef\u4ee5\u6269\u5c55\u6216\u91cd\u5199\u5b83\u4eec\u3002\u53ef\u4ee5\u4f7f\u7528extends\u5173\u952e\u5b57\u6765\u5b9e\u73b0\u7c7b\u7684\u7ee7\u627f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>class Student extends Person {\n  major: string;\n\n  constructor(name: string, age: number, major: string) {\n    super(name, age);\n    this.major = major;\n  }\n\n  sayHello() {\n    console.log(`Hello, my name is ${this.name}, I'm ${this.age} years old and my major is ${this.major}.`);\n  }\n}\n\nlet alice: Student = new Student(\"Alice\", 20, \"Computer Science\");\nalice.sayHello();\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aStudent\u7684\u5b50\u7c7b\uff0c\u5b83\u7ee7\u627f\u4e86Person\u7236\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u5e76\u65b0\u589e\u4e86\u4e00\u4e2amajor\u5c5e\u6027\u548c\u4e00\u4e2a\u91cd\u5199\u7684sayHello\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728TypeScript\u4e2d\uff0c\u7c7b\u7684\u8bbf\u95ee\u4fee\u9970\u7b26\u5305\u62ecpublic\u3001private\u548cprotected\uff0c\u5206\u522b\u7528\u4e8e\u5b9a\u4e49\u516c\u5f00\u7684\u3001\u79c1\u6709\u7684\u548c\u53d7\u4fdd\u62a4\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u662f\u516c\u5f00\u7684\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u7c7b\u662fTypeScript\u4e2d\u4e00\u79cd\u5e38\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5b9a\u4e49\u5bf9\u8c61\u7684\u7ed3\u6784\u548c\u884c\u4e3a\uff0c\u5e76\u652f\u6301\u7ee7\u627f\u548c\u8bbf\u95ee\u4fee\u9970\u7b26\u7b49\u9ad8\u7ea7\u7279\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u57fa\u7840\u8bed\u6cd5\u51fd\u6570\uff08Functions\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u51fd\u6570\uff08Functions\uff09\u662f\u4e00\u79cd\u5e38\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u7528\u4e8e\u5c01\u88c5\u4e00\u4e9b\u53ef\u91cd\u590d\u4f7f\u7528\u7684\u4ee3\u7801\u5757\uff0c\u5e76\u53ef\u4ee5\u63a5\u53d7\u53c2\u6570\u548c\u8fd4\u56de\u503c\u3002\u4ee5\u4e0b\u662f\u51fd\u6570\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u51fd\u6570\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528function\u5173\u952e\u5b57\u6765\u5b9a\u4e49\u51fd\u6570\u3002\u51fd\u6570\u53ef\u4ee5\u6709\u96f6\u4e2a\u6216\u591a\u4e2a\u53c2\u6570\uff0c\u5e76\u53ef\u4ee5\u6709\u4e00\u4e2a\u8fd4\u56de\u503c\u6216\u4e0d\u8fd4\u56de\u4efb\u4f55\u503c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function add(a: number, b: number): number {\n  return a + b;\n}\n\nlet result: number = add(2, 3);\nconsole.log(result); \/\/ \u8f93\u51fa5\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aadd\u7684\u51fd\u6570\uff0c\u5b83\u6709\u4e24\u4e2a\u53c2\u6570a\u548cb\uff0c\u8fd4\u56de\u503c\u7c7b\u578b\u4e3anumber\u3002\u5728\u51fd\u6570\u4f53\u4e2d\uff0c\u6211\u4eec\u5c06a\u548cb\u76f8\u52a0\uff0c\u5e76\u5c06\u7ed3\u679c\u4f5c\u4e3a\u8fd4\u56de\u503c\u8fd4\u56de\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u51fd\u6570\u7684\u53c2\u6570\uff1a\u5728TypeScript\u4e2d\uff0c\u51fd\u6570\u7684\u53c2\u6570\u53ef\u4ee5\u6709\u9ed8\u8ba4\u503c\u3001\u53ef\u9009\u503c\u548c\u5269\u4f59\u53c2\u6570\u3002<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ed8\u8ba4\u503c\uff1a\u53ef\u4ee5\u4e3a\u51fd\u6570\u7684\u53c2\u6570\u63d0\u4f9b\u9ed8\u8ba4\u503c\uff0c\u5982\u679c\u51fd\u6570\u8c03\u7528\u65f6\u6ca1\u6709\u4f20\u9012\u53c2\u6570\uff0c\u5219\u4f7f\u7528\u9ed8\u8ba4\u503c\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">javascriptCopy code<code>function greet(name: string = \"World\") {\n  console.log(`Hello, ${name}!`);\n}\n\ngreet(); \/\/ \u8f93\u51faHello, World!\ngreet(\"John\"); \/\/ \u8f93\u51faHello, John!\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u9009\u503c\uff1a\u53ef\u4ee5\u5c06\u53c2\u6570\u6807\u8bb0\u4e3a\u53ef\u9009\u7684\uff0c\u5373\u53ef\u4ee5\u4f20\u9012\u4e5f\u53ef\u4ee5\u4e0d\u4f20\u9012\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">javascriptCopy code<code>function sayHello(name?: string) {\n  if (name) {\n    console.log(`Hello, ${name}!`);\n  } else {\n    console.log(`Hello!`);\n  }\n}\n\nsayHello(); \/\/ \u8f93\u51faHello!\nsayHello(\"John\"); \/\/ \u8f93\u51faHello, John!\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5269\u4f59\u53c2\u6570\uff1a\u53ef\u4ee5\u5c06\u591a\u4f59\u7684\u53c2\u6570\u6536\u96c6\u5230\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff0c\u4f7f\u7528\u5269\u4f59\u53c2\u6570\u8bed\u6cd5\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">cCopy code<code>function printList(...items: string[]) {\n  console.log(items.join(\", \"));\n}\n\nprintList(\"apple\", \"banana\", \"orange\"); \/\/ \u8f93\u51faapple, banana, orange\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5269\u4f59\u53c2\u6570\u8bed\u6cd5\u5c06\u591a\u4f59\u7684\u53c2\u6570\u6536\u96c6\u5230\u4e00\u4e2a\u540d\u4e3aitems\u7684\u6570\u7ec4\u4e2d\uff0c\u5e76\u4f7f\u7528join\u65b9\u6cd5\u5c06\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u8f93\u51fa\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u7c7b\u578b\u6765\u63cf\u8ff0\u51fd\u6570\u7684\u7b7e\u540d\uff0c\u5305\u62ec\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u3002\u51fd\u6570\u7c7b\u578b\u53ef\u4ee5\u4f5c\u4e3a\u5176\u4ed6\u51fd\u6570\u7684\u53c2\u6570\u6216\u8fd4\u56de\u503c\u7c7b\u578b\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u51fd\u6570\u662fTypeScript\u4e2d\u4e00\u79cd\u5e38\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5c01\u88c5\u53ef\u91cd\u590d\u4f7f\u7528\u7684\u4ee3\u7801\u5757\uff0c\u5e76\u652f\u6301\u9ed8\u8ba4\u503c\u3001\u53ef\u9009\u503c\u548c\u5269\u4f59\u53c2\u6570\u7b49\u9ad8\u7ea7\u7279\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u8054\u5408\u7c7b\u578b\uff08Union Types\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u8054\u5408\u7c7b\u578b\uff08Union Types\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5141\u8bb8\u53d8\u91cf\u5177\u6709\u591a\u79cd\u4e0d\u540c\u7684\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u8054\u5408\u7c7b\u578b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8054\u5408\u7c7b\u578b\u7684\u5b9a\u4e49\uff1a\u8054\u5408\u7c7b\u578b\u53ef\u4ee5\u4f7f\u7528\u7ad6\u7ebf\uff08|\uff09\u6765\u5c06\u591a\u4e2a\u7c7b\u578b\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u8868\u793a\u53d8\u91cf\u53ef\u4ee5\u662f\u8fd9\u4e9b\u7c7b\u578b\u4e2d\u7684\u4efb\u610f\u4e00\u79cd\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let nameOrAge: string | number;\nnameOrAge = \"John\";\nnameOrAge = 30;\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u58f0\u660e\u4e86\u4e00\u4e2a\u540d\u4e3anameOrAge\u7684\u53d8\u91cf\uff0c\u5b83\u53ef\u4ee5\u662f\u5b57\u7b26\u4e32\u7c7b\u578b\u6216\u6570\u5b57\u7c7b\u578b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8054\u5408\u7c7b\u578b\u7684\u4f7f\u7528\uff1a\u8054\u5408\u7c7b\u578b\u53ef\u4ee5\u4f7f\u53d8\u91cf\u5177\u6709\u66f4\u5927\u7684\u7075\u6d3b\u6027\uff0c\u4f8b\u5982\u5728\u5904\u7406\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\u65f6\u975e\u5e38\u6709\u7528\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function printData(data: string | number) {\n  if (typeof data === \"string\") {\n    console.log(`The data is a string: ${data}`);\n  } else {\n    console.log(`The data is a number: ${data}`);\n  }\n}\n\nprintData(\"hello\"); \/\/ \u8f93\u51faThe data is a string: hello\nprintData(42); \/\/ \u8f93\u51faThe data is a number: 42\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aprintData\u7684\u51fd\u6570\uff0c\u5b83\u7684\u53c2\u6570\u7c7b\u578b\u4e3astring | number\uff0c\u5373\u53ef\u4ee5\u662f\u5b57\u7b26\u4e32\u7c7b\u578b\u6216\u6570\u5b57\u7c7b\u578b\u3002\u5728\u51fd\u6570\u4f53\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528typeof\u8fd0\u7b97\u7b26\u68c0\u67e5\u6570\u636e\u7684\u7c7b\u578b\uff0c\u5e76\u5206\u522b\u8f93\u51fa\u4e0d\u540c\u7684\u63d0\u793a\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u8054\u5408\u7c7b\u578b\u65f6\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u7c7b\u578b\u4fdd\u62a4\uff08Type Guards\uff09\u6765\u68c0\u67e5\u53d8\u91cf\u7684\u5177\u4f53\u7c7b\u578b\uff0c\u5e76\u6267\u884c\u76f8\u5e94\u7684\u64cd\u4f5c\u3002\u5e38\u7528\u7684\u7c7b\u578b\u4fdd\u62a4\u65b9\u5f0f\u5305\u62ectypeof\u8fd0\u7b97\u7b26\u3001instanceof\u8fd0\u7b97\u7b26\u548c\u81ea\u5b9a\u4e49\u7c7b\u578b\u4fdd\u62a4\u51fd\u6570\u7b49\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u8054\u5408\u7c7b\u578b\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u589e\u52a0\u53d8\u91cf\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7528\u6027\uff0c\u5e76\u5728\u5904\u7406\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\u65f6\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u4ea4\u53c9\u7c7b\u578b\uff08Intersection Types\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u4ea4\u53c9\u7c7b\u578b\uff08Intersection Types\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5c06\u591a\u4e2a\u7c7b\u578b\u5408\u5e76\u6210\u4e00\u4e2a\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u4ea4\u53c9\u7c7b\u578b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4ea4\u53c9\u7c7b\u578b\u7684\u5b9a\u4e49\uff1a\u4ea4\u53c9\u7c7b\u578b\u53ef\u4ee5\u4f7f\u7528\u201c&amp;\u201d\u7b26\u53f7\u5c06\u591a\u4e2a\u7c7b\u578b\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u8868\u793a\u53d8\u91cf\u5fc5\u987b\u540c\u65f6\u5177\u6709\u8fd9\u4e9b\u7c7b\u578b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>interface Name {\n  name: string;\n}\n\ninterface Age {\n  age: number;\n}\n\ntype Person = Name &amp; Age;\n\nlet john: Person = { name: \"John\", age: 30 };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e24\u4e2a\u63a5\u53e3Name\u548cAge\uff0c\u5206\u522b\u8868\u793a\u540d\u5b57\u548c\u5e74\u9f84\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u7c7b\u578b\uff0c\u5b83\u662fName\u548cAge\u7684\u4ea4\u53c9\u7c7b\u578b\uff0c\u8868\u793a\u4e00\u4e2a\u4eba\u5fc5\u987b\u540c\u65f6\u5177\u6709\u540d\u5b57\u548c\u5e74\u9f84\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3ajohn\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Person\u7c7b\u578b\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u4ea4\u53c9\u7c7b\u578b\u7684\u4f7f\u7528\uff1a\u4ea4\u53c9\u7c7b\u578b\u53ef\u4ee5\u4f7f\u53d8\u91cf\u5177\u6709\u66f4\u591a\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">yamlCopy code<code>interface Employee {\n  id: number;\n  department: string;\n}\n\ntype Manager = Person &amp; Employee;\n\nlet alice: Manager = { name: \"Alice\", age: 40, id: 1001, department: \"Sales\" };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aEmployee\u7684\u63a5\u53e3\uff0c\u8868\u793a\u96c7\u5458\u7684id\u548c\u90e8\u95e8\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aManager\u7684\u7c7b\u578b\uff0c\u5b83\u662fPerson\u548cEmployee\u7684\u4ea4\u53c9\u7c7b\u578b\uff0c\u8868\u793a\u4e00\u4e2a\u7ecf\u7406\u5fc5\u987b\u540c\u65f6\u5177\u6709\u4e2a\u4eba\u4fe1\u606f\u548c\u96c7\u5458\u4fe1\u606f\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3aalice\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Manager\u7c7b\u578b\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u4ea4\u53c9\u7c7b\u578b\u65f6\uff0c\u53d8\u91cf\u5fc5\u987b\u540c\u65f6\u5177\u6709\u6240\u6709\u7c7b\u578b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5982\u679c\u67d0\u4e2a\u7c7b\u578b\u6ca1\u6709\u5b9a\u4e49\u67d0\u4e2a\u5c5e\u6027\u6216\u65b9\u6cd5\uff0cTypeScript\u4f1a\u63d0\u793a\u7c7b\u578b\u9519\u8bef\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u4ea4\u53c9\u7c7b\u578b\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u5c06\u591a\u4e2a\u7c7b\u578b\u5408\u5e76\u6210\u4e00\u4e2a\u7c7b\u578b\uff0c\u5e76\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u7c7b\u578b\u522b\u540d\uff08Type Aliases\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u7c7b\u578b\u522b\u540d\uff08Type Aliases\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u4e3a\u5df2\u6709\u7684\u7c7b\u578b\u8d77\u4e00\u4e2a\u65b0\u7684\u540d\u79f0\uff0c\u65b9\u4fbf\u6211\u4eec\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u7c7b\u578b\u522b\u540d\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7c7b\u578b\u522b\u540d\u7684\u5b9a\u4e49\uff1a\u7c7b\u578b\u522b\u540d\u53ef\u4ee5\u4f7f\u7528type\u5173\u952e\u5b57\u6765\u5b9a\u4e49\uff0c\u53ef\u4ee5\u5c06\u5df2\u6709\u7684\u7c7b\u578b\u547d\u540d\u4e3a\u4e00\u4e2a\u65b0\u7684\u7c7b\u578b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>type Point = {\n  x: number;\n  y: number;\n};\n\nlet p: Point = { x: 1, y: 2 };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPoint\u7684\u7c7b\u578b\u522b\u540d\uff0c\u5b83\u8868\u793a\u4e00\u4e2a\u70b9\u7684\u5750\u6807\u3002\u6211\u4eec\u8fd8\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3ap\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Point\u7c7b\u578b\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7c7b\u578b\u522b\u540d\u7684\u4f7f\u7528\uff1a\u7c7b\u578b\u522b\u540d\u53ef\u4ee5\u65b9\u4fbf\u6211\u4eec\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528\u5df2\u6709\u7684\u7c7b\u578b\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6613\u8bfb\u548c\u53ef\u7ef4\u62a4\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>type Name = string;\ntype Age = number;\n\nfunction printPerson(name: Name, age: Age) {\n  console.log(`Name: ${name}, Age: ${age}`);\n}\n\nprintPerson(\"John\", 30);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e24\u4e2a\u7c7b\u578b\u522b\u540dName\u548cAge\uff0c\u5206\u522b\u8868\u793a\u540d\u5b57\u548c\u5e74\u9f84\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aprintPerson\u7684\u51fd\u6570\uff0c\u5b83\u7684\u53c2\u6570\u7c7b\u578b\u5206\u522b\u4e3aName\u548cAge\u3002\u6700\u540e\uff0c\u6211\u4eec\u8c03\u7528printPerson\u51fd\u6570\uff0c\u5e76\u4f20\u5165\u540d\u5b57\u548c\u5e74\u9f84\u4f5c\u4e3a\u53c2\u6570\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u7c7b\u578b\u522b\u540d\u65f6\uff0c\u5b83\u4eec\u53ea\u662f\u4e3a\u5df2\u6709\u7684\u7c7b\u578b\u8d77\u4e86\u4e00\u4e2a\u65b0\u7684\u540d\u79f0\uff0c\u5e76\u6ca1\u6709\u521b\u5efa\u65b0\u7684\u7c7b\u578b\u3002\u56e0\u6b64\uff0c\u5982\u679c\u4fee\u6539\u4e86\u7c7b\u578b\u522b\u540d\u7684\u5b9a\u4e49\uff0c\u6240\u6709\u4f7f\u7528\u8be5\u7c7b\u578b\u522b\u540d\u7684\u5730\u65b9\u90fd\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u7c7b\u578b\u522b\u540d\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u4e3a\u5df2\u6709\u7684\u7c7b\u578b\u8d77\u4e00\u4e2a\u65b0\u7684\u540d\u79f0\uff0c\u5e76\u65b9\u4fbf\u6211\u4eec\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528\u3002\u5b83\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6613\u8bfb\u548c\u53ef\u7ef4\u62a4\uff0c\u5e76\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\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=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u5b57\u9762\u91cf\u7c7b\u578b\uff08Literal Types\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u5b57\u9762\u91cf\u7c7b\u578b\uff08Literal Types\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5c06\u5b57\u9762\u91cf\u503c\u4f5c\u4e3a\u7c7b\u578b\uff0c\u4f7f\u53d8\u91cf\u5177\u6709\u7279\u5b9a\u7684\u503c\u548c\u7c7b\u578b\u3002\u4ee5\u4e0b\u662f\u5b57\u9762\u91cf\u7c7b\u578b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b57\u9762\u91cf\u7c7b\u578b\u7684\u5b9a\u4e49\uff1a\u5b57\u9762\u91cf\u7c7b\u578b\u53ef\u4ee5\u4f7f\u7528\u5b57\u9762\u91cf\u503c\u6765\u5b9a\u4e49\u7c7b\u578b\uff0c\u4f8b\u5982\u5b57\u7b26\u4e32\u3001\u6570\u5b57\u548c\u5e03\u5c14\u503c\u7b49\u3002\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\u7c7b\u578b\u3001\u6570\u5b57\u5b57\u9762\u91cf\u7c7b\u578b\u548c\u5e03\u5c14\u5b57\u9762\u91cf\u7c7b\u578b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javascriptCopy code<code>type Gender = \"male\" | \"female\";\n\nfunction printGender(gender: Gender) {\n  console.log(`Gender: ${gender}`);\n}\n\nprintGender(\"male\");\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aGender\u7684\u5b57\u9762\u91cf\u7c7b\u578b\uff0c\u5b83\u53ea\u80fd\u662f\u5b57\u7b26\u4e32\u201cmale\u201d\u6216\u201cfemale\u201d\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aprintGender\u7684\u51fd\u6570\uff0c\u5b83\u7684\u53c2\u6570\u7c7b\u578b\u4e3aGender\uff0c\u5373\u53ea\u80fd\u662f\u201cmale\u201d\u6216\u201cfemale\u201d\u3002\u6700\u540e\uff0c\u6211\u4eec\u8c03\u7528printGender\u51fd\u6570\uff0c\u5e76\u4f20\u5165\u201cmale\u201d\u4f5c\u4e3a\u53c2\u6570\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5b57\u9762\u91cf\u7c7b\u578b\u7684\u4f7f\u7528\uff1a\u5b57\u9762\u91cf\u7c7b\u578b\u53ef\u4ee5\u4f7f\u53d8\u91cf\u5177\u6709\u7279\u5b9a\u7684\u503c\u548c\u7c7b\u578b\uff0c\u589e\u52a0\u53d8\u91cf\u7684\u7c7b\u578b\u5b89\u5168\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>type Weekday = \"Monday\" | \"Tuesday\" | \"Wednesday\" | \"Thursday\" | \"Friday\";\ntype Weekend = \"Saturday\" | \"Sunday\";\ntype Day = Weekday | Weekend;\n\nfunction printDay(day: Day) {\n  console.log(`Today is ${day}`);\n}\n\nprintDay(\"Monday\");\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e09\u4e2a\u5b57\u9762\u91cf\u7c7b\u578bWeekday\u3001Weekend\u548cDay\uff0c\u5206\u522b\u8868\u793a\u5de5\u4f5c\u65e5\u3001\u5468\u672b\u548c\u6240\u6709\u5929\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aprintDay\u7684\u51fd\u6570\uff0c\u5b83\u7684\u53c2\u6570\u7c7b\u578b\u4e3aDay\uff0c\u5373\u53ef\u4ee5\u662f\u5de5\u4f5c\u65e5\u6216\u5468\u672b\u3002\u6700\u540e\uff0c\u6211\u4eec\u8c03\u7528printDay\u51fd\u6570\uff0c\u5e76\u4f20\u5165\u201cMonday\u201d\u4f5c\u4e3a\u53c2\u6570\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u5b57\u9762\u91cf\u7c7b\u578b\u65f6\uff0c\u53d8\u91cf\u5fc5\u987b\u4e0e\u5b9a\u4e49\u7684\u5b57\u9762\u91cf\u503c\u5b8c\u5168\u5339\u914d\uff0c\u5426\u5219TypeScript\u4f1a\u63d0\u793a\u7c7b\u578b\u9519\u8bef\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u5b57\u9762\u91cf\u7c7b\u578b\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u5c06\u5b57\u9762\u91cf\u503c\u4f5c\u4e3a\u7c7b\u578b\uff0c\u4f7f\u53d8\u91cf\u5177\u6709\u7279\u5b9a\u7684\u503c\u548c\u7c7b\u578b\uff0c\u589e\u52a0\u53d8\u91cf\u7684\u7c7b\u578b\u5b89\u5168\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript \u6620\u5c04\u7c7b\u578b\uff08Mapped Types\uff09<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6620\u5c04\u7c7b\u578b\uff08Mapped Types\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u5df2\u6709\u7684\u7c7b\u578b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7c7b\u578b\uff0c\u5e76\u5c06\u539f\u59cb\u7c7b\u578b\u7684\u5c5e\u6027\u6620\u5c04\u4e3a\u65b0\u7684\u5c5e\u6027\u3002\u4ee5\u4e0b\u662f\u6620\u5c04\u7c7b\u578b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6620\u5c04\u7c7b\u578b\u7684\u5b9a\u4e49\uff1a\u6620\u5c04\u7c7b\u578b\u53ef\u4ee5\u4f7f\u7528keyof\u5173\u952e\u5b57\u548c\u7d22\u5f15\u7c7b\u578b\u6765\u5b9a\u4e49\uff0c\u53ef\u4ee5\u5c06\u5df2\u6709\u7684\u7c7b\u578b\u6620\u5c04\u4e3a\u4e00\u4e2a\u65b0\u7684\u7c7b\u578b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>interface Person {\n  name: string;\n  age: number;\n  address: string;\n}\n\ntype ReadOnly&lt;T&gt; = {\n  readonly [P in keyof T]: T[P];\n}\n\nlet john: ReadOnly&lt;Person&gt; = { name: \"John\", age: 30, address: \"New York\" };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u63a5\u53e3\uff0c\u8868\u793a\u4e00\u4e2a\u4eba\u7684\u4fe1\u606f\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aReadOnly\u7684\u6620\u5c04\u7c7b\u578b\uff0c\u5b83\u5c06Person\u7684\u6240\u6709\u5c5e\u6027\u8bbe\u7f6e\u4e3a\u53ea\u8bfb\u5c5e\u6027\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3ajohn\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408ReadOnly&lt;Person&gt;\u7c7b\u578b\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6620\u5c04\u7c7b\u578b\u7684\u4f7f\u7528\uff1a\u6620\u5c04\u7c7b\u578b\u53ef\u4ee5\u4f7f\u53d8\u91cf\u5177\u6709\u66f4\u591a\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cssCopy code<code>type Partial&lt;T&gt; = {\n  [P in keyof T]?: T[P];\n}\n\ninterface Person {\n  name: string;\n  age: number;\n  address: string;\n}\n\nlet john: Partial&lt;Person&gt; = { name: \"John\" };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPartial\u7684\u6620\u5c04\u7c7b\u578b\uff0c\u5b83\u5c06Person\u7684\u6240\u6709\u5c5e\u6027\u8bbe\u7f6e\u4e3a\u53ef\u9009\u5c5e\u6027\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3ajohn\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Partial&lt;Person&gt;\u7c7b\u578b\u7684\u7ed3\u6784\u548c\u7c7b\u578b\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u6620\u5c04\u7c7b\u578b\u65f6\uff0c\u53d8\u91cf\u7684\u5c5e\u6027\u5fc5\u987b\u4e0e\u539f\u59cb\u7c7b\u578b\u7684\u5c5e\u6027\u76f8\u540c\uff0c\u5426\u5219TypeScript\u4f1a\u63d0\u793a\u7c7b\u578b\u9519\u8bef\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6620\u5c04\u7c7b\u578b\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u6839\u636e\u5df2\u6709\u7684\u7c7b\u578b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7c7b\u578b\uff0c\u5e76\u5c06\u539f\u59cb\u7c7b\u578b\u7684\u5c5e\u6027\u6620\u5c04\u4e3a\u65b0\u7684\u5c5e\u6027\u3002\u5b83\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6613\u8bfb\u548c\u53ef\u7ef4\u62a4\uff0c\u5e76\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u91cd\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=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript \u6cdb\u578b\u7684\u57fa\u672c\u6982\u5ff5<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6cdb\u578b\uff08Generics\uff09\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5728\u5b9a\u4e49\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u65f6\u4f7f\u7528\uff0c\u4ee5\u4f7f\u5176\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u6cdb\u578b\u7684\u57fa\u672c\u6982\u5ff5\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6cdb\u578b\u7684\u5b9a\u4e49\uff1a\u6cdb\u578b\u53ef\u4ee5\u4f7f\u7528\u5c16\u62ec\u53f7\uff08&lt;&gt;\uff09\u6765\u5b9a\u4e49\uff0c\u5b83\u5141\u8bb8\u5728\u5b9a\u4e49\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u65f6\u4f7f\u7528\u7c7b\u578b\u53d8\u91cf\uff0c\u4f7f\u5b83\u4eec\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">luaCopy code<code>function identity&lt;T&gt;(arg: T): T {\n  return arg;\n}\n\nlet output = identity&lt;string&gt;(\"hello\");\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aidentity\u7684\u51fd\u6570\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e00\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u53c2\u6570arg\uff0c\u5b83\u7684\u7c7b\u578b\u4e3aT\uff0c\u5e76\u4f7f\u7528return\u8bed\u53e5\u5c06arg\u8fd4\u56de\u3002\u6700\u540e\uff0c\u6211\u4eec\u8c03\u7528identity\u51fd\u6570\uff0c\u5e76\u4f20\u5165\u5b57\u7b26\u4e32\u201chello\u201d\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u5c06\u51fd\u6570\u7684\u8fd4\u56de\u503c\u8d4b\u503c\u7ed9output\u53d8\u91cf\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6cdb\u578b\u7684\u4f7f\u7528\uff1a\u6cdb\u578b\u53ef\u4ee5\u4f7f\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>class Queue&lt;T&gt; {\n  private items: T[] = [];\n\n  enqueue(item: T) {\n    this.items.push(item);\n  }\n\n  dequeue(): T {\n    return this.items.shift();\n  }\n}\n\nlet q = new Queue&lt;number&gt;();\nq.enqueue(1);\nq.enqueue(2);\nconsole.log(q.dequeue()); \/\/ \u8f93\u51fa1\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aQueue\u7684\u7c7b\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e00\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e24\u4e2a\u65b9\u6cd5enqueue\u548cdequeue\uff0c\u5206\u522b\u7528\u4e8e\u5411\u961f\u5217\u4e2d\u6dfb\u52a0\u5143\u7d20\u548c\u5220\u9664\u5143\u7d20\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3aq\u7684\u5bf9\u8c61\uff0c\u5b83\u662fQueue&lt;number&gt;\u7c7b\u578b\u7684\u5b9e\u4f8b\uff0c\u5e76\u8c03\u7528enqueue\u65b9\u6cd5\u5411\u961f\u5217\u4e2d\u6dfb\u52a0\u4e24\u4e2a\u6570\u5b57\uff0c\u518d\u8c03\u7528dequeue\u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u6570\u5b57\u5f39\u51fa\u5e76\u8f93\u51fa\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u6cdb\u578b\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u578b\u63a8\u65ad\u7701\u7565\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bashCopy code<code>let output = identity(\"hello\");\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u7701\u7565\u4e86\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\uff0cTypeScript\u4f1a\u81ea\u52a8\u63a8\u65ad\u51fa\u6cdb\u578b\u7c7b\u578b\u4e3astring\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6cdb\u578b\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u4f7f\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript \u6cdb\u578b\u51fd\u6570<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6cdb\u578b\u51fd\u6570\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u51fd\u6570\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5728\u5b9a\u4e49\u51fd\u6570\u65f6\u4f7f\u7528\u6cdb\u578b\u7c7b\u578b\u53d8\u91cf\uff0c\u4ee5\u4f7f\u51fd\u6570\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u6cdb\u578b\u51fd\u6570\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6cdb\u578b\u51fd\u6570\u7684\u5b9a\u4e49\uff1a\u6cdb\u578b\u51fd\u6570\u53ef\u4ee5\u4f7f\u7528\u5c16\u62ec\u53f7\uff08&lt;&gt;\uff09\u6765\u5b9a\u4e49\uff0c\u5b83\u5141\u8bb8\u5728\u5b9a\u4e49\u51fd\u6570\u65f6\u4f7f\u7528\u7c7b\u578b\u53d8\u91cf\uff0c\u4f7f\u51fd\u6570\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">rCopy code<code>function identity&lt;T&gt;(arg: T): T {\n  return arg;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aidentity\u7684\u6cdb\u578b\u51fd\u6570\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e00\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u53c2\u6570arg\uff0c\u5b83\u7684\u7c7b\u578b\u4e3aT\uff0c\u5e76\u4f7f\u7528return\u8bed\u53e5\u5c06arg\u8fd4\u56de\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6cdb\u578b\u51fd\u6570\u7684\u4f7f\u7528\uff1a\u6cdb\u578b\u51fd\u6570\u53ef\u4ee5\u4f7f\u51fd\u6570\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">goCopy code<code>function map&lt;T, U&gt;(arr: T[], func: (arg: T) =&gt; U): U[] {\n  return arr.map(func);\n}\n\nlet arr = [1, 2, 3];\nlet result = map(arr, x =&gt; x.toString());\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3amap\u7684\u6cdb\u578b\u51fd\u6570\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e24\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u548cU\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e24\u4e2a\u53c2\u6570arr\u548cfunc\uff0c\u5176\u4e2darr\u7684\u7c7b\u578b\u4e3aT[]\uff0c\u5373\u4e00\u4e2a\u7531\u7c7b\u578b\u4e3aT\u7684\u5143\u7d20\u7ec4\u6210\u7684\u6570\u7ec4\uff1bfunc\u7684\u7c7b\u578b\u4e3a(arg: T) =&gt; U\uff0c\u5373\u4e00\u4e2a\u5c06T\u7c7b\u578b\u7684\u5143\u7d20\u6620\u5c04\u4e3aU\u7c7b\u578b\u7684\u51fd\u6570\u3002\u6700\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3aarr\u7684\u6570\u5b57\u6570\u7ec4\uff0c\u5e76\u8c03\u7528map\u51fd\u6570\u5c06\u6570\u5b57\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u6cdb\u578b\u51fd\u6570\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u578b\u63a8\u65ad\u7701\u7565\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">javascriptCopy code<code>let result = map(arr, x =&gt; x.toString());\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u7701\u7565\u4e86\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\uff0cTypeScript\u4f1a\u81ea\u52a8\u63a8\u65ad\u51fa\u6cdb\u578b\u7c7b\u578b\u4e3anumber\u548cstring\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6cdb\u578b\u51fd\u6570\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u4f7f\u51fd\u6570\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript \u6cdb\u578b\u63a5\u53e3<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6cdb\u578b\u63a5\u53e3\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u63a5\u53e3\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5728\u5b9a\u4e49\u63a5\u53e3\u65f6\u4f7f\u7528\u6cdb\u578b\u7c7b\u578b\u53d8\u91cf\uff0c\u4ee5\u4f7f\u63a5\u53e3\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u6cdb\u578b\u63a5\u53e3\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6cdb\u578b\u63a5\u53e3\u7684\u5b9a\u4e49\uff1a\u6cdb\u578b\u63a5\u53e3\u53ef\u4ee5\u4f7f\u7528\u5c16\u62ec\u53f7\uff08&lt;&gt;\uff09\u6765\u5b9a\u4e49\uff0c\u5b83\u5141\u8bb8\u5728\u5b9a\u4e49\u63a5\u53e3\u65f6\u4f7f\u7528\u7c7b\u578b\u53d8\u91cf\uff0c\u4f7f\u63a5\u53e3\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>interface Array&lt;T&gt; {\n  length: number;\n  push(...items: T[]): number;\n  concat(...items: T[][]): T[];\n  map&lt;U&gt;(callbackfn: (value: T, index: number, array: T[]) =&gt; U, thisArg?: any): U[];\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aArray\u7684\u6cdb\u578b\u63a5\u53e3\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e00\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e09\u4e2a\u5c5e\u6027length\u3001push\u548cconcat\uff0c\u4ee5\u53ca\u4e00\u4e2a\u65b9\u6cd5map\u3002\u5176\u4e2d\uff0clength\u548cpush\u5c5e\u6027\u7684\u7c7b\u578b\u4e0eT\u65e0\u5173\uff1bconcat\u5c5e\u6027\u548cmap\u65b9\u6cd5\u7684\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u4e0eT\u6709\u5173\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6cdb\u578b\u63a5\u53e3\u7684\u4f7f\u7528\uff1a\u6cdb\u578b\u63a5\u53e3\u53ef\u4ee5\u4f7f\u63a5\u53e3\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">csharpCopy code<code>interface Pair&lt;T, U&gt; {\n  first: T;\n  second: U;\n}\n\nlet pair: Pair&lt;number, string&gt; = { first: 1, second: \"hello\" };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPair\u7684\u6cdb\u578b\u63a5\u53e3\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e24\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u548cU\u3002\u6211\u4eec\u8fd8\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3apair\u7684\u5bf9\u8c61\uff0c\u5b83\u662fPair&lt;number, string&gt;\u7c7b\u578b\u7684\u5b9e\u4f8b\uff0c\u5e76\u5305\u542b\u4e24\u4e2a\u5c5e\u6027first\u548csecond\uff0c\u5206\u522b\u4e3a\u6570\u5b571\u548c\u5b57\u7b26\u4e32\u201chello\u201d\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u6cdb\u578b\u63a5\u53e3\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u578b\u63a8\u65ad\u7701\u7565\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let pair: Pair&lt;number, string&gt; = { first: 1, second: \"hello\" };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u7701\u7565\u4e86\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\uff0cTypeScript\u4f1a\u81ea\u52a8\u63a8\u65ad\u51fa\u6cdb\u578b\u7c7b\u578b\u4e3anumber\u548cstring\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6cdb\u578b\u63a5\u53e3\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u4f7f\u63a5\u53e3\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript \u6cdb\u578b\u7c7b<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6cdb\u578b\u7c7b\u662f\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u7c7b\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u5728\u5b9a\u4e49\u7c7b\u65f6\u4f7f\u7528\u6cdb\u578b\u7c7b\u578b\u53d8\u91cf\uff0c\u4ee5\u4f7f\u7c7b\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002\u4ee5\u4e0b\u662f\u6cdb\u578b\u7c7b\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6cdb\u578b\u7c7b\u7684\u5b9a\u4e49\uff1a\u6cdb\u578b\u7c7b\u53ef\u4ee5\u4f7f\u7528\u5c16\u62ec\u53f7\uff08&lt;&gt;\uff09\u6765\u5b9a\u4e49\uff0c\u5b83\u5141\u8bb8\u5728\u5b9a\u4e49\u7c7b\u65f6\u4f7f\u7528\u7c7b\u578b\u53d8\u91cf\uff0c\u4f7f\u7c7b\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">kotlinCopy code<code>class Queue&lt;T&gt; {\n  private items: T[] = [];\n\n  enqueue(item: T) {\n    this.items.push(item);\n  }\n\n  dequeue(): T {\n    return this.items.shift();\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aQueue\u7684\u6cdb\u578b\u7c7b\uff0c\u5e76\u4f7f\u7528\u5c16\u62ec\u53f7\u5b9a\u4e49\u4e86\u4e00\u4e2a\u6cdb\u578b\u7c7b\u578b\u53d8\u91cfT\u3002\u6211\u4eec\u8fd8\u5b9a\u4e49\u4e86\u4e24\u4e2a\u65b9\u6cd5enqueue\u548cdequeue\uff0c\u5206\u522b\u7528\u4e8e\u5411\u961f\u5217\u4e2d\u6dfb\u52a0\u5143\u7d20\u548c\u5220\u9664\u5143\u7d20\u3002\u5176\u4e2d\uff0cenqueue\u65b9\u6cd5\u7684\u53c2\u6570\u548cdequeue\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u4e0eT\u6709\u5173\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6cdb\u578b\u7c7b\u7684\u4f7f\u7528\uff1a\u6cdb\u578b\u7c7b\u53ef\u4ee5\u4f7f\u7c7b\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>let q = new Queue&lt;number&gt;();\nq.enqueue(1);\nq.enqueue(2);\nconsole.log(q.dequeue()); \/\/ \u8f93\u51fa1\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3aq\u7684\u5bf9\u8c61\uff0c\u5b83\u662fQueue&lt;number&gt;\u7c7b\u578b\u7684\u5b9e\u4f8b\uff0c\u5e76\u8c03\u7528enqueue\u65b9\u6cd5\u5411\u961f\u5217\u4e2d\u6dfb\u52a0\u4e24\u4e2a\u6570\u5b57\uff0c\u518d\u8c03\u7528dequeue\u65b9\u6cd5\u5c06\u7b2c\u4e00\u4e2a\u6570\u5b57\u5f39\u51fa\u5e76\u8f93\u51fa\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u6cdb\u578b\u7c7b\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u578b\u63a8\u65ad\u7701\u7565\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>let q = new Queue&lt;number&gt;();\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u7701\u7565\u4e86\u5c16\u62ec\u53f7\u4e2d\u7684\u7c7b\u578b\u53c2\u6570\uff0cTypeScript\u4f1a\u81ea\u52a8\u63a8\u65ad\u51fa\u6cdb\u578b\u7c7b\u578b\u4e3anumber\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6cdb\u578b\u7c7b\u662fTypeScript\u4e2d\u4e00\u79cd\u975e\u5e38\u6709\u7528\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u4f7f\u7c7b\u5177\u6709\u66f4\u597d\u7684\u91cd\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u4ece\u800c\u589e\u52a0\u53d8\u91cf\u7684\u53ef\u7528\u6027\u548c\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u6a21\u5757\u7b80\u4ecb<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6a21\u5757\u662f\u4e00\u79cd\u5c06\u4ee3\u7801\u7ec4\u7ec7\u6210\u53ef\u91cd\u7528\u7684\u7ed3\u6784\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u4ee3\u7801\u5212\u5206\u4e3a\u4e0d\u540c\u7684\u6587\u4ef6\u548c\u6587\u4ef6\u5939\uff0c\u5e76\u5c06\u5176\u5bfc\u51fa\u548c\u5bfc\u5165\u5230\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528\u3002\u4ee5\u4e0b\u662fTypeScript\u6a21\u5757\u7684\u7b80\u4ecb\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5bfc\u51fa\u548c\u5bfc\u5165\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528export\u5173\u952e\u5b57\u5c06\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u5bfc\u51fa\u5230\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport interface Person {\n  name: string;\n  age: number;\n}\n\n\/\/ \u6a21\u5757B\nimport { Person } from '.\/moduleA';\nlet p: Person = { name: \"Tom\", age: 18 };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u63a5\u53e3\uff0c\u5e76\u4f7f\u7528export\u5173\u952e\u5b57\u5c06\u5176\u5bfc\u51fa\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528import\u5173\u952e\u5b57\u5c06Person\u63a5\u53e3\u5bfc\u5165\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u540d\u4e3ap\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Person\u63a5\u53e3\u7684\u5b9a\u4e49\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u9ed8\u8ba4\u5bfc\u51fa\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u6307\u5b9a\u4e3a\u4e00\u4e2a\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u6216\u63a5\u53e3\u7b49\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport default function add(x: number, y: number): number {\n  return x + y;\n}\n\n\/\/ \u6a21\u5757B\nimport add from '.\/moduleA';\nconsole.log(add(1, 2)); \/\/ \u8f93\u51fa3\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aadd\u7684\u51fd\u6570\uff0c\u5e76\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u5176\u6307\u5b9a\u4e3a\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528import\u5173\u952e\u5b57\u5bfc\u5165add\u51fd\u6570\uff0c\u5e76\u8c03\u7528\u5b83\u8ba1\u7b97\u4e24\u4e2a\u6570\u5b57\u7684\u548c\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6a21\u5757\u89e3\u6790\uff1a\u5728TypeScript\u4e2d\uff0c\u6709\u4e24\u79cd\u4e3b\u8981\u7684\u6a21\u5757\u89e3\u6790\u7b56\u7565\uff1aClassic\u548cNode\u3002Classic\u89e3\u6790\u7b56\u7565\u662f\u57fa\u4e8e\u6587\u4ef6\u6269\u5c55\u540d\u7684\uff0c\u4f8b\u5982.ts\u3001.tsx\u3001.d.ts\u548c.js\uff1bNode\u89e3\u6790\u7b56\u7565\u662f\u57fa\u4e8eNode.js\u4e2d\u4f7f\u7528\u7684\u6a21\u5757\u89e3\u6790\u7b97\u6cd5\uff0c\u53ef\u4ee5\u652f\u6301\u66f4\u591a\u7684\u6269\u5c55\u540d\u548c\u6587\u4ef6\u5939\u7ed3\u6784\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4f7f\u7528\u6a21\u5757\u5bfc\u5165\u548c\u5bfc\u51fa\u529f\u80fd\u9700\u8981\u5728TypeScript\u914d\u7f6e\u6587\u4ef6tsconfig.json\u4e2d\u8bbe\u7f6emodule\u9009\u9879\u4e3a&#8221;commonjs&#8221;\u3001&#8221;amd&#8221;\u3001&#8221;system&#8221;\u6216&#8221;es2015&#8243;\u7b49\u503c\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6a21\u5757\u662fTypeScript\u4e2d\u4e00\u79cd\u91cd\u8981\u7684\u7ec4\u7ec7\u4ee3\u7801\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u4ee3\u7801\u5212\u5206\u4e3a\u4e0d\u540c\u7684\u6587\u4ef6\u548c\u6587\u4ef6\u5939\uff0c\u5e76\u5c06\u5176\u5bfc\u51fa\u548c\u5bfc\u5165\u5230\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528\u3002\u901a\u8fc7\u6a21\u5757\u7684\u5bfc\u5165\u548c\u5bfc\u51fa\u529f\u80fd\uff0c\u53ef\u4ee5\u589e\u52a0\u4ee3\u7801\u7684\u91cd\u7528\u6027\u548c\u53ef\u8bfb\u6027\uff0c\u5e76\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u6a21\u5757\u5bfc\u51fa\u548c\u5bfc\u5165<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6a21\u5757\u5bfc\u51fa\u548c\u5bfc\u5165\u662f\u4e00\u79cd\u5c06\u4ee3\u7801\u7ec4\u7ec7\u6210\u53ef\u91cd\u7528\u7684\u7ed3\u6784\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u5bfc\u51fa\u5230\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528\uff0c\u5e76\u4ece\u5176\u4ed6\u6587\u4ef6\u4e2d\u5bfc\u5165\u5b83\u4eec\u3002\u4ee5\u4e0b\u662fTypeScript\u6a21\u5757\u5bfc\u51fa\u548c\u5bfc\u5165\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5bfc\u51fa\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528export\u5173\u952e\u5b57\u5c06\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u5bfc\u51fa\u5230\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport interface Person {\n  name: string;\n  age: number;\n}\n\nexport function sayHello(name: string): string {\n  return `Hello, ${name}!`;\n}\n\nclass Animal {\n  name: string;\n  constructor(name: string) {\n    this.name = name;\n  }\n}\n\nexport { Animal };\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u63a5\u53e3\uff0c\u5e76\u4f7f\u7528export\u5173\u952e\u5b57\u5c06\u5176\u5bfc\u51fa\uff1b\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3asayHello\u7684\u51fd\u6570\uff0c\u5e76\u5c06\u5176\u5bfc\u51fa\uff1b\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aAnimal\u7684\u7c7b\uff0c\u5e76\u4f7f\u7528export\u5173\u952e\u5b57\u5c06\u5176\u5bfc\u51fa\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5bfc\u5165\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528import\u5173\u952e\u5b57\u4ece\u5176\u4ed6\u6587\u4ef6\u4e2d\u5bfc\u5165\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">javascriptCopy code<code>\/\/ \u6a21\u5757B\nimport { Person, sayHello, Animal } from '.\/moduleA';\n\nlet p: Person = { name: \"Tom\", age: 18 };\nconsole.log(sayHello(p.name));\n\nlet dog = new Animal(\"Snoopy\");\nconsole.log(dog.name);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757B\u4e2d\u4f7f\u7528import\u5173\u952e\u5b57\u4ece\u6a21\u5757A\u4e2d\u5bfc\u5165Person\u63a5\u53e3\u3001sayHello\u51fd\u6570\u548cAnimal\u7c7b\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u540d\u4e3ap\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Person\u63a5\u53e3\u7684\u5b9a\u4e49\u3002\u6211\u4eec\u8fd8\u8c03\u7528sayHello\u51fd\u6570\uff0c\u5e76\u4f7f\u7528Animal\u7c7b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3adog\u7684\u5bf9\u8c61\uff0c\u5e76\u8f93\u51fa\u5b83\u7684name\u5c5e\u6027\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5bfc\u51fa\u9ed8\u8ba4\u503c\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u6216\u63a5\u53e3\u7b49\u6307\u5b9a\u4e3a\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u503c\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport default function add(x: number, y: number): number {\n  return x + y;\n}\n\n\/\/ \u6a21\u5757B\nimport add from '.\/moduleA';\n\nconsole.log(add(1, 2)); \/\/ \u8f93\u51fa3\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aadd\u7684\u51fd\u6570\uff0c\u5e76\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u5176\u6307\u5b9a\u4e3a\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u503c\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528import\u5173\u952e\u5b57\u5bfc\u5165add\u51fd\u6570\uff0c\u5e76\u8c03\u7528\u5b83\u8ba1\u7b97\u4e24\u4e2a\u6570\u5b57\u7684\u548c\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4f7f\u7528\u6a21\u5757\u5bfc\u5165\u548c\u5bfc\u51fa\u529f\u80fd\u9700\u8981\u5728TypeScript\u914d\u7f6e\u6587\u4ef6tsconfig.json\u4e2d\u8bbe\u7f6emodule\u9009\u9879\u4e3a&#8221;commonjs&#8221;\u3001&#8221;amd&#8221;\u3001&#8221;system&#8221;\u6216&#8221;es2015&#8243;\u7b49\u503c\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6a21\u5757\u5bfc\u51fa\u548c\u5bfc\u5165\u662fTypeScript\u4e2d\u4e00\u79cd\u91cd\u8981\u7684\u7ec4\u7ec7\u4ee3\u7801\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u5bfc\u51fa\u5230\u5176\u4ed6\u6587\u4ef6\u4e2d\u4f7f\u7528\uff0c\u5e76\u4ece\u5176\u4ed6\u6587\u4ef6\u4e2d\u5bfc\u5165\u5b83\u4eec\u3002\u901a\u8fc7\u6a21\u5757\u7684\u5bfc\u5165\u548c\u5bfc\u51fa\u529f\u80fd\uff0c\u53ef\u4ee5\u589e\u52a0\u4ee3\u7801\u7684\u91cd\u7528\u6027\u548c\u53ef\u8bfb\u6027\uff0c\u5e76\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u6a21\u5757\u9ed8\u8ba4\u5bfc\u51fa<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u6a21\u5757\u9ed8\u8ba4\u5bfc\u51fa\u662f\u4e00\u79cd\u5c06\u6a21\u5757\u7684\u9ed8\u8ba4\u503c\u6307\u5b9a\u4e3a\u4e00\u4e2a\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u6216\u63a5\u53e3\u7b49\u7684\u65b9\u5f0f\u3002\u4f7f\u7528\u6a21\u5757\u9ed8\u8ba4\u5bfc\u51fa\u65f6\uff0c\u53ef\u4ee5\u4e0d\u9700\u8981\u6307\u5b9a\u5bfc\u5165\u540d\u79f0\uff0c\u800c\u662f\u76f4\u63a5\u4f7f\u7528\u5bfc\u5165\u503c\u3002\u4ee5\u4e0b\u662fTypeScript\u6a21\u5757\u9ed8\u8ba4\u5bfc\u51fa\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9ed8\u8ba4\u5bfc\u51fa\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u503c\u6307\u5b9a\u4e3a\u4e00\u4e2a\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u6216\u63a5\u53e3\u7b49\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport default function add(x: number, y: number): number {\n  return x + y;\n}\n\n\/\/ \u6a21\u5757B\nimport add from '.\/moduleA';\n\nconsole.log(add(1, 2)); \/\/ \u8f93\u51fa3\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aadd\u7684\u51fd\u6570\uff0c\u5e76\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u5176\u6307\u5b9a\u4e3a\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u503c\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528import\u5173\u952e\u5b57\u5bfc\u5165add\u51fd\u6570\uff0c\u5e76\u8c03\u7528\u5b83\u8ba1\u7b97\u4e24\u4e2a\u6570\u5b57\u7684\u548c\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u9ed8\u8ba4\u5bfc\u51fa\u7684\u4f7f\u7528\uff1a\u4f7f\u7528\u9ed8\u8ba4\u5bfc\u51fa\u65f6\uff0c\u53ef\u4ee5\u4e0d\u9700\u8981\u6307\u5b9a\u5bfc\u5165\u540d\u79f0\uff0c\u800c\u662f\u76f4\u63a5\u4f7f\u7528\u5bfc\u5165\u503c\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport default class Animal {\n  name: string;\n  constructor(name: string) {\n    this.name = name;\n  }\n}\n\n\/\/ \u6a21\u5757B\nimport Dog from '.\/moduleA';\n\nlet dog = new Dog(\"Snoopy\");\nconsole.log(dog.name); \/\/ \u8f93\u51faSnoopy\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aAnimal\u7684\u7c7b\uff0c\u5e76\u4f7f\u7528export default\u8bed\u6cd5\u5c06\u5176\u6307\u5b9a\u4e3a\u6a21\u5757\u7684\u9ed8\u8ba4\u5bfc\u51fa\u503c\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528import\u5173\u952e\u5b57\u5bfc\u5165Animal\u7c7b\uff0c\u5e76\u5c06\u5176\u6307\u5b9a\u4e3a\u6a21\u5757B\u4e2d\u7684\u4e00\u4e2a\u540d\u4e3aDog\u7684\u53d8\u91cf\u3002\u6211\u4eec\u4f7f\u7528Dog\u7c7b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3adog\u7684\u5bf9\u8c61\uff0c\u5e76\u8f93\u51fa\u5b83\u7684name\u5c5e\u6027\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u4f7f\u7528\u6a21\u5757\u9ed8\u8ba4\u5bfc\u51fa\u65f6\uff0c\u53ef\u4ee5\u4e0e\u975e\u9ed8\u8ba4\u5bfc\u51fa\u540c\u65f6\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport default function add(x: number, y: number): number {\n  return x + y;\n}\n\nexport function subtract(x: number, y: number): number {\n  return x - y;\n}\n\n\/\/ \u6a21\u5757B\nimport add, { subtract } from '.\/moduleA';\n\nconsole.log(add(1, 2)); \/\/ \u8f93\u51fa3\nconsole.log(subtract(2, 1)); \/\/ \u8f93\u51fa1\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u9ed8\u8ba4\u5bfc\u51fa\u4e86\u4e00\u4e2a\u540d\u4e3aadd\u7684\u51fd\u6570\uff0c\u5e76\u975e\u9ed8\u8ba4\u5bfc\u51fa\u4e86\u4e00\u4e2a\u540d\u4e3asubtract\u7684\u51fd\u6570\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u540c\u65f6\u4f7f\u7528import\u5173\u952e\u5b57\u5bfc\u5165\u4e86add\u51fd\u6570\u548csubtract\u51fd\u6570\uff0c\u5e76\u5206\u522b\u8c03\u7528\u5b83\u4eec\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6a21\u5757\u9ed8\u8ba4\u5bfc\u51fa\u662fTypeScript\u4e2d\u4e00\u79cd\u65b9\u4fbf\u7684\u8bed\u8a00\u7279\u6027\uff0c\u53ef\u4ee5\u5c06\u6a21\u5757\u7684\u9ed8\u8ba4\u503c\u6307\u5b9a\u4e3a\u4e00\u4e2a\u51fd\u6570\u3001\u53d8\u91cf\u3001\u7c7b\u6216\u63a5\u53e3\u7b49\u3002\u4f7f\u7528\u9ed8\u8ba4\u5bfc\u51fa\u65f6\uff0c\u53ef\u4ee5\u4e0d\u9700\u8981\u6307\u5b9a\u5bfc\u5165\u540d\u79f0\uff0c\u800c\u662f\u76f4\u63a5\u4f7f\u7528\u5bfc\u5165\u503c\uff0c\u4ece\u800c\u589e\u52a0\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u6a21\u5757\u547d\u540d\u7a7a\u95f4<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u547d\u540d\u7a7a\u95f4\uff08Namespace\uff09\u662f\u4e00\u79cd\u5c06\u76f8\u5173\u7684\u4ee3\u7801\u7ec4\u7ec7\u5728\u4e00\u8d77\u5e76\u907f\u514d\u540d\u79f0\u51b2\u7a81\u7684\u65b9\u5f0f\u3002\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u53ef\u4ee5\u5c06\u4ee3\u7801\u5212\u5206\u4e3a\u4e0d\u540c\u7684\u6a21\u5757\uff0c\u5e76\u4f7f\u5176\u80fd\u591f\u4ee5\u4e00\u79cd\u903b\u8f91\u4e0a\u76f8\u5173\u7684\u65b9\u5f0f\u7ec4\u7ec7\u5728\u4e00\u8d77\u3002\u4ee5\u4e0b\u662fTypeScript\u6a21\u5757\u547d\u540d\u7a7a\u95f4\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u547d\u540d\u7a7a\u95f4\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528namespace\u5173\u952e\u5b57\u5b9a\u4e49\u4e00\u4e2a\u547d\u540d\u7a7a\u95f4\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u547d\u540d\u7a7a\u95f4A\nnamespace A {\n  export interface Person {\n    name: string;\n    age: number;\n  }\n\n  export function sayHello(person: Person) {\n    console.log(`Hello, ${person.name}!`);\n  }\n}\n\n\/\/ \u547d\u540d\u7a7a\u95f4B\nnamespace B {\n  export class Animal {\n    name: string;\n    constructor(name: string) {\n      this.name = name;\n    }\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e24\u4e2a\u547d\u540d\u7a7a\u95f4\uff1a\u547d\u540d\u7a7a\u95f4A\u548c\u547d\u540d\u7a7a\u95f4B\u3002\u5728\u547d\u540d\u7a7a\u95f4A\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u63a5\u53e3\uff0c\u5e76\u5bfc\u51fa\u4e86\u5b83\u548c\u4e00\u4e2a\u540d\u4e3asayHello\u7684\u51fd\u6570\u3002\u5728\u547d\u540d\u7a7a\u95f4B\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aAnimal\u7684\u7c7b\uff0c\u5e76\u5bfc\u51fa\u4e86\u5b83\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u547d\u540d\u7a7a\u95f4\u7684\u4f7f\u7528\uff1a\u5728TypeScript\u4e2d\uff0c\u4f7f\u7528\u547d\u540d\u7a7a\u95f4\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u70b9\u53f7\u8bed\u6cd5\uff08.\uff09\u8bbf\u95ee\u5176\u4e2d\u7684\u53d8\u91cf\u3001\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">arduinoCopy code<code>\/\/ \u547d\u540d\u7a7a\u95f4C\nnamespace C {\n  export namespace D {\n    export const PI = 3.1415926;\n  }\n}\n\nconsole.log(C.D.PI); \/\/ \u8f93\u51fa3.1415926\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aC\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4e00\u4e2a\u540d\u4e3aD\u7684\u5b50\u547d\u540d\u7a7a\u95f4\uff0c\u5176\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPI\u7684\u5e38\u91cf\u3002\u6211\u4eec\u4f7f\u7528\u70b9\u53f7\u8bed\u6cd5\u8bbf\u95eeC.D.PI\uff0c\u4ece\u800c\u8f93\u51faPI\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cTypeScript\u8fd8\u652f\u6301\u4f7f\u7528import\u5173\u952e\u5b57\u4ece\u5176\u4ed6\u6587\u4ef6\u4e2d\u5bfc\u5165\u547d\u540d\u7a7a\u95f4\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>\/\/ \u6a21\u5757A\nexport namespace A {\n  export interface Person {\n    name: string;\n    age: number;\n  }\n\n  export function sayHello(person: Person) {\n    console.log(`Hello, ${person.name}!`);\n  }\n}\n\n\/\/ \u6a21\u5757B\nimport { A } from '.\/moduleA';\n\nlet p: A.Person = { name: \"Tom\", age: 18 };\nA.sayHello(p);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5728\u6a21\u5757A\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aA\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u5e76\u5728\u5176\u4e2d\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3aPerson\u7684\u63a5\u53e3\u548c\u4e00\u4e2a\u540d\u4e3asayHello\u7684\u51fd\u6570\u3002\u5728\u6a21\u5757B\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528import\u5173\u952e\u5b57\u4ece\u6a21\u5757A\u4e2d\u5bfc\u5165A\u547d\u540d\u7a7a\u95f4\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u540d\u4e3ap\u7684\u5bf9\u8c61\uff0c\u5b83\u7b26\u5408Person\u63a5\u53e3\u7684\u5b9a\u4e49\u3002\u6211\u4eec\u8fd8\u8c03\u7528\u4e86A\u547d\u540d\u7a7a\u95f4\u4e2d\u7684sayHello\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u547d\u540d\u7a7a\u95f4\u662fTypeScript\u4e2d\u4e00\u79cd\u7ec4\u7ec7\u4ee3\u7801\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u4ee3\u7801\u5212\u5206\u4e3a\u4e0d\u540c\u7684\u6a21\u5757\uff0c\u5e76\u4f7f\u5176\u80fd\u591f\u4ee5\u4e00\u79cd\u903b\u8f91\u4e0a\u76f8\u5173\u7684\u65b9\u5f0f\u7ec4\u7ec7\u5728\u4e00\u8d77\u3002\u4f7f\u7528<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u88c5\u9970\u5668\u7b80\u4ecb<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u88c5\u9970\u5668\uff08Decorator\uff09\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u58f0\u660e\uff0c\u5b83\u53ef\u4ee5\u88ab\u9644\u52a0\u5230\u7c7b\u58f0\u660e\u3001\u65b9\u6cd5\u3001\u5c5e\u6027\u6216\u53c2\u6570\u4e0a\uff0c\u7528\u4e8e\u4fee\u6539\u7c7b\u7684\u884c\u4e3a\u3002\u88c5\u9970\u5668\u901a\u8fc7\u5728\u4e0d\u6539\u53d8\u7c7b\u7684\u524d\u63d0\u4e0b\uff0c\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u7c7b\u7684\u529f\u80fd\uff0c\u4ece\u800c\u53ef\u4ee5\u5c06\u4e0e\u7c7b\u5173\u8054\u7684\u5143\u6570\u636e\u9644\u52a0\u5230\u7c7b\u7684\u5b9a\u4e49\u4e2d\u3002\u4ee5\u4e0b\u662fTypeScript\u88c5\u9970\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u88c5\u9970\u5668\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@\u7b26\u53f7\u5c06\u88c5\u9970\u5668\u9644\u52a0\u5230\u7c7b\u58f0\u660e\u3001\u65b9\u6cd5\u3001\u5c5e\u6027\u6216\u53c2\u6570\u4e0a\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>@sealed\nclass MyClass {\n  @readonly\n  name: string;\n\n  constructor(name: string) {\n    this.name = name;\n  }\n\n  @validate\n  sayHello(@required name: string) {\n    console.log(`Hello, ${name}! My name is ${this.name}.`);\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528@\u7b26\u53f7\u5206\u522b\u5c06\u4e09\u4e2a\u88c5\u9970\u5668\u9644\u52a0\u5230MyClass\u7c7b\u7684\u58f0\u660e\u3001name\u5c5e\u6027\u548csayHello\u65b9\u6cd5\u4e0a\u3002\u8fd9\u4e9b\u88c5\u9970\u5668\u5206\u522b\u8868\u793a\u7c7b\u88ab\u5bc6\u5c01\uff08sealed\uff09\u3001name\u5c5e\u6027\u53ea\u8bfb\uff08readonly\uff09\u548csayHello\u65b9\u6cd5\u9700\u8981\u9a8c\u8bc1\uff08validate\uff09\u548c\u8981\u6c42\u53c2\u6570\uff08required\uff09\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u88c5\u9970\u5668\u7684\u4f7f\u7528\uff1a\u5728TypeScript\u4e2d\uff0c\u88c5\u9970\u5668\u53ef\u4ee5\u4f7f\u7528\u5de5\u5382\u51fd\u6570\u548c\u88c5\u9970\u5668\u7ec4\u5408\u7684\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function sealed(target: Function) {\n  Object.seal(target);\n  Object.seal(target.prototype);\n}\n\nfunction readonly(target: any, key: string) {\n  Object.defineProperty(target, key, { writable: false });\n}\n\nfunction validate(target: any, propertyKey: string, descriptor: PropertyDescriptor) {\n  const originalMethod = descriptor.value;\n  descriptor.value = function(...args: any[]) {\n    for (let arg of args) {\n      if (typeof arg !== 'string') {\n        throw new Error('All parameters must be strings!');\n      }\n    }\n    const result = originalMethod.apply(this, args);\n    return result;\n  }\n  return descriptor;\n}\n\nfunction required(target: any, propertyKey: string, parameterIndex: number) {\n  const existingRequiredParameters: number[] = Reflect.getOwnMetadata('required', target, propertyKey) || [];\n  existingRequiredParameters.push(parameterIndex);\n  Reflect.defineMetadata('required', existingRequiredParameters, target, propertyKey);\n}\n\nfunction validateInputs(target: any, propertyName: string, descriptor: PropertyDescriptor) {\n  const method = descriptor.value;\n  descriptor.value = function() {\n    const requiredParameters: number[] = Reflect.getOwnMetadata('required', target, propertyName);\n    if (requiredParameters) {\n      for (let parameterIndex of requiredParameters) {\n        if (parameterIndex &gt;= arguments.length || arguments[parameterIndex] === undefined) {\n          throw new Error(`Missing required argument at index ${parameterIndex}!`);\n        }\n      }\n    }\n    return method.apply(this, arguments);\n  };\n  return descriptor;\n}\n\n@sealed\nclass MyClass {\n  @readonly\n  name: string;\n\n  constructor(name: string) {\n    this.name = name;\n  }\n\n  @validate\n  @validateInputs\n  sayHello(@required name: string) {\n    console.log(`Hello, ${name}! My name is ${this.name}.`);\n  }\n}\n\nlet obj = new MyClass('Tom');\nobj.sayHello('Jerry');\n<\/code><\/pre>\n\n\n\n<p>\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=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u56db\u4e2a\u88c5\u9970\u5668\uff1asealed\u3001readonly\u3001validate\u548crequired\u3002\u5176\u4e2d\uff0csealed\u88c5\u9970\u5668\u5c06\u7c7b\u548c\u5176\u539f\u578b\u5bf9\u8c61\u5bc6\u5c01\u8d77\u6765\uff0c\u4f7f\u5176\u4e0d\u80fd\u6dfb\u52a0\u65b0\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\u3002readonly\u88c5\u9970\u5668\u5c06\u7c7b\u4e2d\u7684\u5c5e\u6027\u8bbe\u4e3a\u53ea\u8bfb\uff0c\u4f7f\u5176\u4e0d\u80fd\u88ab\u66f4\u6539\u3002validate\u88c5\u9970\u5668\u7528\u4e8e\u9a8c\u8bc1sayHello\u65b9\u6cd5\u4e2d\u4f20\u5165\u7684\u53c2\u6570\u662f\u5426\u90fd\u662f\u5b57\u7b26\u4e32\u7c7b\u578b\u3002required\u88c5\u9970\u5668\u7528\u4e8e\u6807\u8bb0sayHello\u65b9\u6cd5\u4e2d\u7684name\u53c2\u6570\u5fc5\u987b\u8981\u4f20\u5165\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u5728MyClass\u7c7b\u4e2d\u4f7f\u7528\u4e86\u8fd9\u56db\u4e2a\u88c5\u9970\u5668\u3002\u5176\u4e2d\uff0c@validate\u548c@validateInputs\u90fd\u88ab\u9644\u52a0\u5230sayHello\u65b9\u6cd5\u4e0a\u3002\u8fd9\u610f\u5473\u7740\uff0csayHello\u65b9\u6cd5\u5c06\u9996\u5148\u7ecf\u8fc7validateInputs\u88c5\u9970\u5668\u7684\u9a8c\u8bc1\uff0c\u7136\u540e\u624d\u4f1a\u8c03\u7528validate\u88c5\u9970\u5668\u5bf9\u65b9\u6cd5\u7684\u53c2\u6570\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n\n\n\n<p>\u5728sayHello\u65b9\u6cd5\u7684name\u53c2\u6570\u4e0a\uff0c\u6211\u4eec\u4f7f\u7528\u4e86@required\u88c5\u9970\u5668\uff0c\u5c06\u5b83\u6807\u8bb0\u4e3a\u5fc5\u987b\u8981\u4f20\u5165\u7684\u53c2\u6570\u3002<\/p>\n\n\n\n<p>\u6700\u540e\uff0c\u6211\u4eec\u5b9e\u4f8b\u5316\u4e86MyClass\u7c7b\uff0c\u5e76\u8c03\u7528\u5b83\u7684sayHello\u65b9\u6cd5\uff0c\u4f20\u5165\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32\u53c2\u6570\u3002\u7531\u4e8e\u4f20\u5165\u7684\u53c2\u6570\u662f\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u6ee1\u8db3\u4e86@validate\u88c5\u9970\u5668\u7684\u8981\u6c42\uff0c\u56e0\u6b64\u7a0b\u5e8f\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\uff0c\u8f93\u51fa&#8221;Hello, Jerry! My name is Tom.&#8221;\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u88c5\u9970\u5668\u662fTypeScript\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7\u5728\u4e0d\u6539\u53d8\u7c7b\u7684\u524d\u63d0\u4e0b\uff0c\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u7c7b\u7684\u529f\u80fd\uff0c\u4ece\u800c\u53ef\u4ee5\u5c06\u4e0e\u7c7b\u5173\u8054\u7684\u5143\u6570\u636e\u9644\u52a0\u5230\u7c7b\u7684\u5b9a\u4e49\u4e2d\u3002\u4f7f\u7528\u88c5\u9970\u5668\u53ef\u4ee5\u8ba9\u4ee3\u7801\u66f4\u52a0\u7075\u6d3b\u3001\u6613\u4e8e\u7ef4\u62a4\u548c\u6269\u5c55\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u7c7b\u88c5\u9970\u5668<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u7c7b\u88c5\u9970\u5668\u662f\u4e00\u79cd\u88c5\u9970\u5668\u7c7b\u578b\uff0c\u53ef\u4ee5\u9644\u52a0\u5230\u7c7b\u58f0\u660e\u4e0a\uff0c\u7528\u4e8e\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u7c7b\u7684\u884c\u4e3a\u3002\u7c7b\u88c5\u9970\u5668\u53ef\u4ee5\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570\uff0c\u8fd9\u4e2a\u53c2\u6570\u662f\u4e00\u4e2a\u7c7b\u7684\u6784\u9020\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u7c7b\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662fTypeScript\u7c7b\u88c5\u9970\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7c7b\u88c5\u9970\u5668\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@\u7b26\u53f7\u5c06\u7c7b\u88c5\u9970\u5668\u9644\u52a0\u5230\u7c7b\u58f0\u660e\u4e0a\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>function myDecorator(target: any) {\n  \/\/ \u5bf9\u7c7b\u8fdb\u884c\u4fee\u6539\u6216\u6dfb\u52a0\u5143\u6570\u636e\n}\n\n@myDecorator\nclass MyClass {\n  \/\/ \u7c7b\u5b9a\u4e49\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3amyDecorator\u7684\u7c7b\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684\u58f0\u660e\u4e0a\u3002\u8fd9\u610f\u5473\u7740\uff0cmyDecorator\u88c5\u9970\u5668\u5c06\u4f1a\u4fee\u6539\u6216\u6dfb\u52a0\u5143\u6570\u636e\u5230MyClass\u7c7b\u7684\u5b9a\u4e49\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u7c7b\u88c5\u9970\u5668\u7684\u4f7f\u7528\uff1a\u7c7b\u88c5\u9970\u5668\u53ef\u4ee5\u4f7f\u7528\u5de5\u5382\u51fd\u6570\u7684\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\uff0c\u8fd9\u4e2a\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e00\u4e2a\u53c2\u6570\uff0c\u8fd9\u4e2a\u53c2\u6570\u662f\u4e00\u4e2a\u7c7b\u7684\u6784\u9020\u51fd\u6570\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">scssCopy code<code>function logClass(target: any) {\n  console.log(target);\n}\n\n@logClass\nclass MyClass {\n  \/\/ \u7c7b\u5b9a\u4e49\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3alogClass\u7684\u7c7b\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684\u58f0\u660e\u4e0a\u3002logClass\u88c5\u9970\u5668\u7684\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e00\u4e2a\u53c2\u6570\uff0c\u8fd9\u4e2a\u53c2\u6570\u662fMyClass\u7c7b\u7684\u6784\u9020\u51fd\u6570\u3002\u5728\u5de5\u5382\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528console.log\u6253\u5370\u51fa\u4e86MyClass\u7c7b\u7684\u6784\u9020\u51fd\u6570\uff0c\u4ece\u800c\u4e86\u89e3\u4e86\u8fd9\u4e2a\u7c7b\u7684\u76f8\u5173\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u7c7b\u88c5\u9970\u5668\u53ef\u4ee5\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6784\u9020\u51fd\u6570\uff0c\u7528\u4e8e\u66ff\u4ee3\u539f\u6765\u7684\u6784\u9020\u51fd\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function logClass(target: any) {\n  return class extends target {\n    constructor(...args: any[]) {\n      console.log(\"Before constructor\");\n      super(...args);\n      console.log(\"After constructor\");\n    }\n  }\n}\n\n@logClass\nclass MyClass {\n  constructor(name: string) {\n    console.log(\"Inside constructor\");\n  }\n}\n\nlet obj = new MyClass(\"Tom\");\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3alogClass\u7684\u7c7b\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684\u58f0\u660e\u4e0a\u3002logClass\u88c5\u9970\u5668\u7684\u5de5\u5382\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u7c7b\uff0c\u5b83\u7ee7\u627f\u81ea\u539f\u6765\u7684MyClass\u7c7b\uff0c\u5e76\u5728\u6784\u9020\u51fd\u6570\u4e2d\u6dfb\u52a0\u4e86\u4e00\u4e9b\u65e5\u5fd7\u4fe1\u606f\u3002\u5728\u6700\u540e\uff0c\u6211\u4eec\u5b9e\u4f8b\u5316\u4e86\u8fd9\u4e2a\u65b0\u7684\u7c7b\uff0c\u5e76\u4f20\u5165\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32\u53c2\u6570\uff0c\u4ece\u800c\u89e6\u53d1\u4e86MyClass\u7c7b\u7684\u6784\u9020\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u7531\u4e8elogClass\u88c5\u9970\u5668\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u65b0\u7684\u6784\u9020\u51fd\u6570\uff0c\u56e0\u6b64\u5f53\u6211\u4eec\u5b9e\u4f8b\u5316\u8fd9\u4e2a\u65b0\u7684\u7c7b\u65f6\uff0c\u8f93\u51fa\u7684\u65e5\u5fd7\u4fe1\u606f\u5c06\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">kotlinCopy code<code>Before constructor\nInside constructor\nAfter constructor\n<\/code><\/pre>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u7c7b\u88c5\u9970\u5668\u662fTypeScript\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u7c7b\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u65b9\u6cd5\u88c5\u9970\u5668<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u65b9\u6cd5\u88c5\u9970\u5668\u662f\u4e00\u79cd\u88c5\u9970\u5668\u7c7b\u578b\uff0c\u53ef\u4ee5\u9644\u52a0\u5230\u7c7b\u7684\u65b9\u6cd5\u4e0a\uff0c\u7528\u4e8e\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u65b9\u6cd5\u7684\u884c\u4e3a\u3002\u65b9\u6cd5\u88c5\u9970\u5668\u53ef\u4ee5\u63a5\u53d7\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001\u65b9\u6cd5\u7684\u540d\u79f0\u548c\u65b9\u6cd5\u7684\u5c5e\u6027\u63cf\u8ff0\u7b26\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u65b9\u6cd5\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662fTypeScript\u65b9\u6cd5\u88c5\u9970\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65b9\u6cd5\u88c5\u9970\u5668\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@\u7b26\u53f7\u5c06\u65b9\u6cd5\u88c5\u9970\u5668\u9644\u52a0\u5230\u7c7b\u65b9\u6cd5\u4e0a\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>class MyClass {\n  @myDecorator\n  sayHello() {\n    \/\/ \u65b9\u6cd5\u5b9a\u4e49\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3amyDecorator\u7684\u65b9\u6cd5\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684sayHello\u65b9\u6cd5\u4e0a\u3002\u8fd9\u610f\u5473\u7740\uff0cmyDecorator\u88c5\u9970\u5668\u5c06\u4f1a\u4fee\u6539\u6216\u6dfb\u52a0\u5143\u6570\u636e\u5230MyClass\u7c7b\u7684sayHello\u65b9\u6cd5\u7684\u5b9a\u4e49\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u65b9\u6cd5\u88c5\u9970\u5668\u7684\u4f7f\u7528\uff1a\u65b9\u6cd5\u88c5\u9970\u5668\u53ef\u4ee5\u4f7f\u7528\u5de5\u5382\u51fd\u6570\u7684\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\uff0c\u8fd9\u4e2a\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001\u65b9\u6cd5\u7684\u540d\u79f0\u548c\u65b9\u6cd5\u7684\u5c5e\u6027\u63cf\u8ff0\u7b26\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function logMethod(target: any, methodName: string, descriptor: PropertyDescriptor) {\n  const originalMethod = descriptor.value;\n  descriptor.value = function(...args: any[]) {\n    console.log(`Calling method ${methodName} with arguments: ${args.join(\", \")}`);\n    const result = originalMethod.apply(this, args);\n    console.log(`Method ${methodName} returned ${result}`);\n    return result;\n  };\n  return descriptor;\n}\n\nclass MyClass {\n  @logMethod\n  sayHello(name: string) {\n    console.log(`Hello, ${name}!`);\n    return `Hello, ${name}!`;\n  }\n}\n\nlet obj = new MyClass();\nobj.sayHello(\"Tom\");\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3alogMethod\u7684\u65b9\u6cd5\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684sayHello\u65b9\u6cd5\u4e0a\u3002logMethod\u88c5\u9970\u5668\u7684\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662fMyClass\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001sayHello\u65b9\u6cd5\u7684\u540d\u79f0\u548csayHello\u65b9\u6cd5\u7684\u5c5e\u6027\u63cf\u8ff0\u7b26\u3002\u5728\u5de5\u5382\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u4fdd\u5b58\u4e86\u539f\u6765\u7684sayHello\u65b9\u6cd5\uff0c\u7136\u540e\u4fee\u6539\u4e86\u5c5e\u6027\u63cf\u8ff0\u7b26\u7684value\u5c5e\u6027\uff0c\u5c06\u5176\u6307\u5411\u4e86\u4e00\u4e2a\u65b0\u7684\u65b9\u6cd5\u3002\u5728\u65b0\u7684\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u6253\u5370\u51fa\u4e86sayHello\u65b9\u6cd5\u7684\u540d\u79f0\u548c\u53c2\u6570\uff0c\u7136\u540e\u8c03\u7528\u4e86\u539f\u6765\u7684sayHello\u65b9\u6cd5\uff0c\u6700\u540e\u6253\u5370\u51fa\u4e86\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\u3002<\/p>\n\n\n\n<p>\u5728\u6700\u540e\uff0c\u6211\u4eec\u5b9e\u4f8b\u5316\u4e86MyClass\u7c7b\uff0c\u5e76\u8c03\u7528\u4e86\u5b83\u7684sayHello\u65b9\u6cd5\uff0c\u4f20\u5165\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32\u53c2\u6570\u3002\u7531\u4e8esayHello\u65b9\u6cd5\u88ab\u9644\u52a0\u4e86logMethod\u88c5\u9970\u5668\uff0c\u56e0\u6b64\u5f53\u6211\u4eec\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\u65f6\uff0c\u4f1a\u5148\u6253\u5370\u51fa\u65b9\u6cd5\u540d\u79f0\u548c\u53c2\u6570\uff0c\u7136\u540e\u8f93\u51fa&#8221;Hello, Tom!&#8221;\uff0c\u6700\u540e\u6253\u5370\u51fa\u65b9\u6cd5\u7684\u8fd4\u56de\u503c&#8221;Hello, Tom!&#8221;\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u65b9\u6cd5\u88c5\u9970\u5668\u662fTypeScript\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u65b9\u6cd5\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4f7f\u7528\u65b9\u6cd5<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u8bbf\u95ee\u5668\u88c5\u9970\u5668<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u662f\u4e00\u79cd\u88c5\u9970\u5668\u7c7b\u578b\uff0c\u53ef\u4ee5\u9644\u52a0\u5230\u7c7b\u7684\u8bbf\u95ee\u5668\uff08getter\u548csetter\uff09\u4e0a\uff0c\u7528\u4e8e\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u8bbf\u95ee\u5668\u7684\u884c\u4e3a\u3002\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u53ef\u4ee5\u63a5\u53d7\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001\u8bbf\u95ee\u5668\u7684\u540d\u79f0\u548c\u8bbf\u95ee\u5668\u7684\u5c5e\u6027\u63cf\u8ff0\u7b26\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u8bbf\u95ee\u5668\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662fTypeScript\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@\u7b26\u53f7\u5c06\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u9644\u52a0\u5230\u7c7b\u8bbf\u95ee\u5668\u4e0a\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">kotlinCopy code<code>class MyClass {\n  private _name: string;\n\n  @myDecorator\n  get name() {\n    return this._name;\n  }\n\n  @myDecorator\n  set name(value: string) {\n    this._name = value;\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3amyDecorator\u7684\u8bbf\u95ee\u5668\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684name\u8bbf\u95ee\u5668\u4e0a\u3002\u8fd9\u610f\u5473\u7740\uff0cmyDecorator\u88c5\u9970\u5668\u5c06\u4f1a\u4fee\u6539\u6216\u6dfb\u52a0\u5143\u6570\u636e\u5230MyClass\u7c7b\u7684name\u8bbf\u95ee\u5668\u7684\u5b9a\u4e49\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u7684\u4f7f\u7528\uff1a\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u53ef\u4ee5\u4f7f\u7528\u5de5\u5382\u51fd\u6570\u7684\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\uff0c\u8fd9\u4e2a\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001\u8bbf\u95ee\u5668\u7684\u540d\u79f0\u548c\u8bbf\u95ee\u5668\u7684\u5c5e\u6027\u63cf\u8ff0\u7b26\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">typescriptCopy code<code>function logAccess(target: any, key: string, descriptor: PropertyDescriptor) {\n  const originalGetter = descriptor.get;\n  descriptor.get = function() {\n    console.log(`Getting property ${key}`);\n    const result = originalGetter.apply(this);\n    console.log(`Property ${key} has value ${result}`);\n    return result;\n  };\n\n  const originalSetter = descriptor.set;\n  descriptor.set = function(value: any) {\n    console.log(`Setting property ${key} to ${value}`);\n    originalSetter.apply(this, [value]);\n    console.log(`Property ${key} has been set to ${value}`);\n  };\n\n  return descriptor;\n}\n\nclass MyClass {\n  private _name: string;\n\n  @logAccess\n  get name() {\n    return this._name;\n  }\n\n  @logAccess\n  set name(value: string) {\n    this._name = value;\n  }\n}\n\nlet obj = new MyClass();\nobj.name = \"Tom\";\nconsole.log(obj.name);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3alogAccess\u7684\u8bbf\u95ee\u5668\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684name\u8bbf\u95ee\u5668\u4e0a\u3002logAccess\u88c5\u9970\u5668\u7684\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662fMyClass\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001name\u8bbf\u95ee\u5668\u7684\u540d\u79f0\u548cname\u8bbf\u95ee\u5668\u7684\u5c5e\u6027\u63cf\u8ff0\u7b26\u3002\u5728\u5de5\u5382\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u4fdd\u5b58\u4e86\u539f\u6765\u7684get\u548cset\u65b9\u6cd5\uff0c\u7136\u540e\u4fee\u6539\u4e86\u5c5e\u6027\u63cf\u8ff0\u7b26\u7684get\u548cset\u5c5e\u6027\uff0c\u5c06\u5b83\u4eec\u6307\u5411\u4e86\u4e00\u4e2a\u65b0\u7684\u65b9\u6cd5\u3002\u5728\u65b0\u7684\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u6253\u5370\u51fa\u4e86\u8bbf\u95ee\u5668\u7684\u540d\u79f0\u548c\u64cd\u4f5c\u7c7b\u578b\uff0c\u5e76\u8c03\u7528\u4e86\u539f\u6765\u7684get<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>\u548cset\u65b9\u6cd5\uff0c\u6700\u540e\u6253\u5370\u51fa\u4e86\u5c5e\u6027\u7684\u503c\u6216\u88ab\u8bbe\u7f6e\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u5728\u6700\u540e\uff0c\u6211\u4eec\u5b9e\u4f8b\u5316\u4e86MyClass\u7c7b\uff0c\u5e76\u8c03\u7528\u4e86\u5b83\u7684name\u8bbf\u95ee\u5668\uff0c\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32\u503c\u3002\u7531\u4e8ename\u8bbf\u95ee\u5668\u88ab\u9644\u52a0\u4e86logAccess\u88c5\u9970\u5668\uff0c\u56e0\u6b64\u5f53\u6211\u4eec\u8bbe\u7f6e\u6216\u83b7\u53d6\u8fd9\u4e2a\u5c5e\u6027\u65f6\uff0c\u4f1a\u5148\u6253\u5370\u51fa\u64cd\u4f5c\u7c7b\u578b\u548c\u5c5e\u6027\u540d\u79f0\uff0c\u7136\u540e\u8f93\u51fa\u5c5e\u6027\u7684\u503c\u6216\u88ab\u8bbe\u7f6e\u7684\u503c\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u662fTypeScript\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u8bbf\u95ee\u5668\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4f7f\u7528\u8bbf\u95ee\u5668\u88c5\u9970\u5668\u53ef\u4ee5\u65b9\u4fbf\u5730\u589e\u52a0\u65e5\u5fd7\u8bb0\u5f55\u3001\u6743\u9650\u63a7\u5236\u3001\u7f13\u5b58\u7b49\u529f\u80fd\uff0c\u4ece\u800c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u5c5e\u6027\u88c5\u9970\u5668<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u5c5e\u6027\u88c5\u9970\u5668\u662f\u4e00\u79cd\u88c5\u9970\u5668\u7c7b\u578b\uff0c\u53ef\u4ee5\u9644\u52a0\u5230\u7c7b\u7684\u5c5e\u6027\u4e0a\uff0c\u7528\u4e8e\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u5c5e\u6027\u7684\u884c\u4e3a\u3002\u5c5e\u6027\u88c5\u9970\u5668\u53ef\u4ee5\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u548c\u5c5e\u6027\u7684\u540d\u79f0\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u5c5e\u6027\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662fTypeScript\u5c5e\u6027\u88c5\u9970\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5c5e\u6027\u88c5\u9970\u5668\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@\u7b26\u53f7\u5c06\u5c5e\u6027\u88c5\u9970\u5668\u9644\u52a0\u5230\u7c7b\u5c5e\u6027\u4e0a\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">kotlinCopy code<code>class MyClass {\n  @myDecorator\n  name: string;\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3amyDecorator\u7684\u5c5e\u6027\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684name\u5c5e\u6027\u4e0a\u3002\u8fd9\u610f\u5473\u7740\uff0cmyDecorator\u88c5\u9970\u5668\u5c06\u4f1a\u4fee\u6539\u6216\u6dfb\u52a0\u5143\u6570\u636e\u5230MyClass\u7c7b\u7684name\u5c5e\u6027\u7684\u5b9a\u4e49\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5c5e\u6027\u88c5\u9970\u5668\u7684\u4f7f\u7528\uff1a\u5c5e\u6027\u88c5\u9970\u5668\u53ef\u4ee5\u4f7f\u7528\u5de5\u5382\u51fd\u6570\u7684\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\uff0c\u8fd9\u4e2a\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e24\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u548c\u5c5e\u6027\u7684\u540d\u79f0\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">vbnetCopy code<code>function logProperty(target: any, key: string) {\n  let value = target[key];\n  const getter = function() {\n    console.log(`Getting property ${key} with value ${value}`);\n    return value;\n  };\n  const setter = function(newValue: any) {\n    console.log(`Setting property ${key} to ${newValue}`);\n    value = newValue;\n  };\n  Object.defineProperty(target, key, {\n    get: getter,\n    set: setter,\n    enumerable: true,\n    configurable: true,\n  });\n}\n\nclass MyClass {\n  @logProperty\n  name: string;\n}\n\nlet obj = new MyClass();\nobj.name = \"Tom\";\nconsole.log(obj.name);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3alogProperty\u7684\u5c5e\u6027\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684name\u5c5e\u6027\u4e0a\u3002logProperty\u88c5\u9970\u5668\u7684\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e24\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662fMyClass\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u548cname\u5c5e\u6027\u7684\u540d\u79f0\u3002\u5728\u5de5\u5382\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u83b7\u53d6\u4e86name\u5c5e\u6027\u7684\u503c\uff0c\u7136\u540e\u5b9a\u4e49\u4e86\u4e00\u4e2a\u65b0\u7684getter\u548csetter\u65b9\u6cd5\uff0c\u5b83\u4eec\u5206\u522b\u6253\u5370\u51fa\u64cd\u4f5c\u7c7b\u578b\u548c\u5c5e\u6027\u503c\uff0c\u5e76\u5c06\u5c5e\u6027\u503c\u4fdd\u5b58\u5728\u53d8\u91cfvalue\u4e2d\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528Object.defineProperty()\u65b9\u6cd5\u91cd\u65b0\u5b9a\u4e49\u4e86name\u5c5e\u6027\u7684getter\u548csetter\u65b9\u6cd5\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u81ea\u5b9a\u4e49\u7684\u5c5e\u6027\u8bbf\u95ee\u884c\u4e3a\u3002<\/p>\n\n\n\n<p>\u5728\u6700\u540e\uff0c\u6211\u4eec\u5b9e\u4f8b\u5316\u4e86MyClass\u7c7b\uff0c\u5e76\u8c03\u7528\u4e86\u5b83\u7684name\u5c5e\u6027\uff0c\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u5b57\u7b26\u4e32\u503c\u3002\u7531\u4e8ename\u5c5e\u6027\u88ab\u9644\u52a0\u4e86logProperty\u88c5\u9970\u5668\uff0c\u56e0\u6b64\u5f53\u6211\u4eec\u8bbe\u7f6e\u6216\u83b7\u53d6\u8fd9\u4e2a\u5c5e\u6027\u65f6\uff0c\u4f1a\u5148\u6253\u5370\u51fa\u64cd\u4f5c\u7c7b\u578b\u548c\u5c5e\u6027\u503c\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u5c5e\u6027\u88c5\u9970\u5668\u662fTypeScript\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u5c5e\u6027\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4f7f\u7528\u5c5e\u6027\u88c5\u9970\u5668\u53ef\u4ee5\u65b9\u4fbf\u5730\u589e\u52a0\u65e5\u5fd7\u8bb0\u5f55\u3001\u6743\u9650\u63a7\u5236\u3001\u7f13\u5b58\u7b49\u529f\u80fd\uff0c\u4ece\u800c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91caTypeScript\u53c2\u6570\u88c5\u9970\u5668<\/p>\n\n\n\n<p>\u5728TypeScript\u4e2d\uff0c\u53c2\u6570\u88c5\u9970\u5668\u662f\u4e00\u79cd\u88c5\u9970\u5668\u7c7b\u578b\uff0c\u53ef\u4ee5\u9644\u52a0\u5230\u51fd\u6570\u53c2\u6570\u4e0a\uff0c\u7528\u4e8e\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u53c2\u6570\u7684\u884c\u4e3a\u3002\u53c2\u6570\u88c5\u9970\u5668\u53ef\u4ee5\u63a5\u53d7\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001\u51fd\u6570\u7684\u540d\u79f0\u548c\u53c2\u6570\u5728\u51fd\u6570\u53c2\u6570\u5217\u8868\u4e2d\u7684\u7d22\u5f15\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u53c2\u6570\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662fTypeScript\u53c2\u6570\u88c5\u9970\u5668\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u53c2\u6570\u88c5\u9970\u5668\u7684\u5b9a\u4e49\uff1a\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@\u7b26\u53f7\u5c06\u53c2\u6570\u88c5\u9970\u5668\u9644\u52a0\u5230\u51fd\u6570\u53c2\u6570\u4e0a\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>class MyClass {\n  myMethod(@myDecorator arg1: string, arg2: number) {\n    \/\/ ...\n  }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3amyDecorator\u7684\u53c2\u6570\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684myMethod\u65b9\u6cd5\u7684arg1\u53c2\u6570\u4e0a\u3002\u8fd9\u610f\u5473\u7740\uff0cmyDecorator\u88c5\u9970\u5668\u5c06\u4f1a\u4fee\u6539\u6216\u6dfb\u52a0\u5143\u6570\u636e\u5230MyClass\u7c7b\u7684myMethod\u65b9\u6cd5\u7684arg1\u53c2\u6570\u7684\u5b9a\u4e49\u4e2d\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u53c2\u6570\u88c5\u9970\u5668\u7684\u4f7f\u7528\uff1a\u53c2\u6570\u88c5\u9970\u5668\u53ef\u4ee5\u4f7f\u7528\u5de5\u5382\u51fd\u6570\u7684\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\uff0c\u8fd9\u4e2a\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662f\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001\u51fd\u6570\u7684\u540d\u79f0\u548c\u53c2\u6570\u5728\u51fd\u6570\u53c2\u6570\u5217\u8868\u4e2d\u7684\u7d22\u5f15\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">lessCopy code<code>function logParameter(target: any, methodName: string, index: number) {\n  console.log(`Logging parameter of ${methodName} at index ${index}`);\n}\n\nclass MyClass {\n  myMethod(arg1: string, @logParameter arg2: number) {\n    \/\/ ...\n  }\n}\n\nlet obj = new MyClass();\nobj.myMethod(\"Hello\", 123);\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3alogParameter\u7684\u53c2\u6570\u88c5\u9970\u5668\uff0c\u5e76\u4f7f\u7528@\u7b26\u53f7\u5c06\u5176\u9644\u52a0\u5230MyClass\u7c7b\u7684myMethod\u65b9\u6cd5\u7684arg2\u53c2\u6570\u4e0a\u3002logParameter\u88c5\u9970\u5668\u7684\u5de5\u5382\u51fd\u6570\u63a5\u6536\u4e09\u4e2a\u53c2\u6570\uff0c\u5206\u522b\u662fMyClass\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\u3001myMethod\u65b9\u6cd5\u7684\u540d\u79f0\u548carg2\u53c2\u6570\u5728\u53c2\u6570\u5217\u8868\u4e2d\u7684\u7d22\u5f15\u3002\u5728\u5de5\u5382\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u6253\u5370\u51fa\u4e86myMethod\u65b9\u6cd5\u7684\u540d\u79f0\u548carg2\u53c2\u6570\u5728\u53c2\u6570\u5217\u8868\u4e2d\u7684\u7d22\u5f15\u3002<\/p>\n\n\n\n<p>\u5728\u6700\u540e\uff0c\u6211\u4eec\u5b9e\u4f8b\u5316\u4e86MyClass\u7c7b\uff0c\u5e76\u8c03\u7528\u4e86\u5b83\u7684myMethod\u65b9\u6cd5\uff0c\u4f20\u9012\u4e86\u4e24\u4e2a\u53c2\u6570\u3002\u7531\u4e8earg2\u53c2\u6570\u88ab\u9644\u52a0\u4e86logParameter\u88c5\u9970\u5668\uff0c\u56e0\u6b64\u5f53\u6211\u4eec\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\u65f6\uff0c\u4f1a\u5148\u6253\u5370\u51famyMethod\u65b9\u6cd5\u7684\u540d\u79f0\u548carg2\u53c2\u6570\u5728\u53c2\u6570\u5217\u8868\u4e2d\u7684\u7d22\u5f15\u3002<\/p>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u53c2\u6570\u88c5\u9970\u5668\u662fTypeScript\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u8bed\u8a00\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u52a8\u6001\u5730\u6269\u5c55\u6216\u4fee\u6539\u53c2\u6570\u7684\u884c\u4e3a\u6216\u5143\u6570\u636e\u3002\u4f7f\u7528\u53c2\u6570\u88c5\u9970\u5668\u53ef\u4ee5\u65b9\u4fbf\u5730\u589e\u52a0\u65e5\u5fd7\u8bb0\u5f55\u3001\u53c2\u6570\u9a8c\u8bc1\u3001\u6027\u80fd\u4f18\u5316\u7b49\u529f\u80fd\uff0c\u4ece\u800c\u63d0\u9ad8\u7a0b\u5e8f\u7684\u53ef\u7ef4\u62a4\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91catsconfig.json\u6587\u4ef6<\/p>\n\n\n\n<p>tsconfig.json\u662fTypeScript\u7f16\u8bd1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u7528\u4e8e\u6307\u5b9a\u7f16\u8bd1\u5668\u7684\u884c\u4e3a\u548c\u7f16\u8bd1\u9009\u9879\u3002\u5728\u9879\u76ee\u4e2d\u521b\u5efa\u4e00\u4e2atsconfig.json\u6587\u4ef6\u540e\uff0c\u7f16\u8bd1\u5668\u4f1a\u81ea\u52a8\u8bfb\u53d6\u8be5\u6587\u4ef6\uff0c\u5e76\u6309\u7167\u5176\u4e2d\u6307\u5b9a\u7684\u9009\u9879\u8fdb\u884c\u7f16\u8bd1\u3002\u4ee5\u4e0b\u662ftsconfig.json\u6587\u4ef6\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u57fa\u672c\u7ed3\u6784\uff1atsconfig.json\u6587\u4ef6\u662f\u4e00\u4e2aJSON\u683c\u5f0f\u7684\u6587\u4ef6\uff0c\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u5c5e\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u7684tsconfig.json\u6587\u4ef6\u7684\u7ed3\u6784\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">jsonCopy code<code>{\n  \"compilerOptions\": {\n    \"target\": \"es5\",\n    \"module\": \"commonjs\",\n    \"sourceMap\": true\n  },\n  \"include\": [\"src\/**\/*.ts\"],\n  \"exclude\": [\"node_modules\"]\n}\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0ctsconfig.json\u6587\u4ef6\u5305\u542b\u4e86\u4e09\u4e2a\u5c5e\u6027\uff1acompilerOptions\u3001include\u548cexclude\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>compilerOptions\u5c5e\u6027\uff1acompilerOptions\u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u7f16\u8bd1\u5668\u7684\u884c\u4e3a\u548c\u7f16\u8bd1\u9009\u9879\u3002\u5b83\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u5b50\u5c5e\u6027\uff0c\u7528\u4e8e\u6307\u5b9a\u4e0d\u540c\u7684\u7f16\u8bd1\u9009\u9879\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684compilerOptions\u5b50\u5c5e\u6027\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>target\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u76ee\u6807\u7248\u672c\u3002\u53ef\u4ee5\u662fes3\u3001es5\u3001es6\u3001es2015\u3001es2016\u3001es2017\u3001es2018\u3001es2019\u3001es2020\u3001esnext\u7b49\u503c\u3002<\/li>\n\n\n\n<li>module\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u6a21\u5757\u683c\u5f0f\u3002\u53ef\u4ee5\u662fcommonjs\u3001amd\u3001system\u3001umd\u3001es2015\u3001es2020\u3001esnext\u7b49\u503c\u3002<\/li>\n\n\n\n<li>outDir\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u76ee\u5f55\u3002<\/li>\n\n\n\n<li>sourceMap\uff1a\u6307\u5b9a\u662f\u5426\u751f\u6210\u6e90\u4ee3\u7801\u6620\u5c04\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>strict\uff1a\u5f00\u542f\u4e25\u683c\u6a21\u5f0f\uff0c\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/li>\n\n\n\n<li>noImplicitAny\uff1a\u7981\u6b62\u9690\u5f0fany\u7c7b\u578b\uff0c\u63d0\u9ad8\u4ee3\u7801\u7c7b\u578b\u5b89\u5168\u6027\u3002<\/li>\n\n\n\n<li>noUnusedLocals\uff1a\u68c0\u67e5\u672a\u4f7f\u7528\u7684\u5c40\u90e8\u53d8\u91cf\u548c\u51fd\u6570\u3002<\/li>\n\n\n\n<li>noUnusedParameters\uff1a\u68c0\u67e5\u672a\u4f7f\u7528\u7684\u51fd\u6570\u53c2\u6570\u3002<\/li>\n\n\n\n<li>allowJs\uff1a\u5141\u8bb8\u7f16\u8bd1\u5668\u7f16\u8bd1JavaScript\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>declaration\uff1a\u751f\u6210\u58f0\u660e\u6587\u4ef6\uff08.d.ts\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>include\u5c5e\u6027\uff1ainclude\u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u9700\u8981\u7f16\u8bd1\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u3002\u5b83\u53ef\u4ee5\u662f\u4e00\u4e2a\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5143\u7d20\u662f\u4e00\u4e2a\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u901a\u914d\u7b26\uff0c\u4f8b\u5982[&#8220;src\/**\/*.ts&#8221;]\u3002<\/li>\n\n\n\n<li>exclude\u5c5e\u6027\uff1aexclude\u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u4e0d\u9700\u8981\u7f16\u8bd1\u7684\u6587\u4ef6\u6216\u76ee\u5f55\u3002\u5b83\u53ef\u4ee5\u662f\u4e00\u4e2a\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5143\u7d20\u662f\u4e00\u4e2a\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u901a\u914d\u7b26\uff0c\u4f8b\u5982[&#8220;node_modules&#8221;]\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u9879\u76ee\u7684\u9700\u8981\u4fee\u6539tsconfig.json\u6587\u4ef6\u7684\u914d\u7f6e\u9009\u9879\uff0c\u4ece\u800c\u5b9a\u5236\u5316\u7f16\u8bd1\u5668\u7684\u884c\u4e3a\u548c\u7f16\u8bd1\u9009\u9879\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u7f16\u8bd1\u9009\u9879\u8be6\u89e3<\/p>\n\n\n\n<p>\u7f16\u8bd1\u9009\u9879\u662f\u6307\u5728TypeScript\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u7684\u4e00\u4e9b\u9009\u9879\u548c\u53c2\u6570\uff0c\u7528\u4e8e\u6307\u5b9a\u7f16\u8bd1\u5668\u7684\u884c\u4e3a\u548c\u8f93\u51fa\u7ed3\u679c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u7f16\u8bd1\u9009\u9879\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>target\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u76ee\u6807\u7248\u672c\uff0c\u53ef\u4ee5\u662fes3\u3001es5\u3001es6\u3001es2015\u3001es2016\u3001es2017\u3001es2018\u3001es2019\u3001es2020\u3001esnext\u7b49\u503c\u3002\u9ed8\u8ba4\u503c\u662fes3\u3002\u4f7f\u7528\u8f83\u9ad8\u7684\u76ee\u6807\u7248\u672c\u53ef\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u66f4\u591a\u7684\u8bed\u8a00\u7279\u6027\uff0c\u4f46\u4e5f\u53ef\u80fd\u5bfc\u81f4\u517c\u5bb9\u6027\u95ee\u9898\u3002<\/li>\n\n\n\n<li>module\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u6a21\u5757\u683c\u5f0f\uff0c\u53ef\u4ee5\u662fcommonjs\u3001amd\u3001system\u3001umd\u3001es2015\u3001es2020\u3001esnext\u7b49\u503c\u3002\u9ed8\u8ba4\u503c\u662fcommonjs\u3002\u4e0d\u540c\u7684\u6a21\u5757\u683c\u5f0f\u5728\u5e94\u7528\u573a\u666f\u548c\u517c\u5bb9\u6027\u65b9\u9762\u6709\u6240\u5dee\u5f02\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u3002<\/li>\n\n\n\n<li>lib\uff1a\u6307\u5b9a\u8981\u5305\u542b\u7684\u5e93\u6587\u4ef6\uff0c\u53ef\u4ee5\u662fdom\u3001es5\u3001es6\u3001es2015\u3001es2016\u3001es2017\u3001es2018\u3001es2019\u3001es2020\u3001esnext\u7b49\u503c\u3002\u9ed8\u8ba4\u503c\u662f\u7a7a\u6570\u7ec4\u3002\u4e0d\u540c\u7684\u5e93\u6587\u4ef6\u5305\u542b\u4e86\u4e0d\u540c\u7684\u7c7b\u578b\u5b9a\u4e49\u548c\u8bed\u8a00\u7279\u6027\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u3002<\/li>\n\n\n\n<li>outDir\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u76ee\u5f55\uff0c\u53ef\u4ee5\u662f\u76f8\u5bf9\u8def\u5f84\u6216\u7edd\u5bf9\u8def\u5f84\u3002\u9ed8\u8ba4\u503c\u662fnull\u3002\u8f93\u51fa\u76ee\u5f55\u5e94\u8be5\u662f\u4e00\u4e2a\u5b58\u5728\u7684\u76ee\u5f55\uff0c\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u81ea\u52a8\u521b\u5efa\u3002<\/li>\n\n\n\n<li>outFile\uff1a\u6307\u5b9a\u7f16\u8bd1\u8f93\u51fa\u7684\u5355\u4e2a\u6587\u4ef6\uff0c\u53ef\u4ee5\u662f\u76f8\u5bf9\u8def\u5f84\u6216\u7edd\u5bf9\u8def\u5f84\u3002\u9ed8\u8ba4\u503c\u662fnull\u3002\u5982\u679c\u6307\u5b9a\u4e86outFile\u9009\u9879\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u628a\u6240\u6709\u7684\u8f93\u51fa\u4ee3\u7801\u5408\u5e76\u5230\u8fd9\u4e2a\u6587\u4ef6\u4e2d\uff0c\u5426\u5219\u5c06\u4f1a\u751f\u6210\u591a\u4e2a\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>sourceMap\uff1a\u6307\u5b9a\u662f\u5426\u751f\u6210\u6e90\u4ee3\u7801\u6620\u5c04\u6587\u4ef6\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u751f\u6210\u4e00\u4e2a\u4e0e\u7f16\u8bd1\u7ed3\u679c\u540c\u540d\u7684\u201c.map\u201d\u6587\u4ef6\uff0c\u7528\u4e8e\u8c03\u8bd5\u548c\u4ee3\u7801\u8ffd\u8e2a\u3002<\/li>\n\n\n\n<li>declaration\uff1a\u6307\u5b9a\u662f\u5426\u751f\u6210\u58f0\u660e\u6587\u4ef6\uff08.d.ts\uff09\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5728\u8f93\u51fa\u76ee\u5f55\u4e0b\u751f\u6210\u4e0e\u6bcf\u4e2a\u6e90\u6587\u4ef6\u5bf9\u5e94\u7684\u58f0\u660e\u6587\u4ef6\uff0c\u7528\u4e8e\u7c7b\u578b\u68c0\u67e5\u548c\u4ee3\u7801\u63d0\u793a\u3002<\/li>\n\n\n\n<li>removeComments\uff1a\u6307\u5b9a\u662f\u5426\u79fb\u9664\u6ce8\u91ca\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u79fb\u9664\u6e90\u4ee3\u7801\u4e2d\u7684\u6240\u6709\u6ce8\u91ca\uff0c\u4ece\u800c\u51cf\u5c0f\u8f93\u51fa\u6587\u4ef6\u7684\u5927\u5c0f\u3002<\/li>\n\n\n\n<li>noImplicitAny\uff1a\u6307\u5b9a\u662f\u5426\u7981\u6b62\u9690\u5f0fany\u7c7b\u578b\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5bf9\u6240\u6709\u672a\u6307\u5b9a\u7c7b\u578b\u7684\u53d8\u91cf\u548c\u53c2\u6570\u53d1\u51fa\u8b66\u544a\u6216\u9519\u8bef\u3002<\/li>\n\n\n\n<li>strict\uff1a\u6307\u5b9a\u662f\u5426\u5f00\u542f\u4e25\u683c\u6a21\u5f0f\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5f00\u542f\u6240\u6709\u7684\u4e25\u683c\u6a21\u5f0f\u9009\u9879\uff0c\u5305\u62ecnoImplicitAny\u3001noImplicitThis\u3001strictNullChecks\u3001strictFunctionTypes\u3001strict<\/li>\n<\/ol>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u7ee7\u7eed<\/p>\n\n\n\n<p>Property Initialization Checks\u7b49\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"11\">\n<li>noUnusedLocals\uff1a\u6307\u5b9a\u662f\u5426\u68c0\u67e5\u672a\u4f7f\u7528\u7684\u5c40\u90e8\u53d8\u91cf\u548c\u51fd\u6570\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5bf9\u6240\u6709\u672a\u4f7f\u7528\u7684\u5c40\u90e8\u53d8\u91cf\u548c\u51fd\u6570\u53d1\u51fa\u8b66\u544a\u6216\u9519\u8bef\u3002<\/li>\n\n\n\n<li>noUnusedParameters\uff1a\u6307\u5b9a\u662f\u5426\u68c0\u67e5\u672a\u4f7f\u7528\u7684\u51fd\u6570\u53c2\u6570\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5bf9\u6240\u6709\u672a\u4f7f\u7528\u7684\u51fd\u6570\u53c2\u6570\u53d1\u51fa\u8b66\u544a\u6216\u9519\u8bef\u3002<\/li>\n\n\n\n<li>allowJs\uff1a\u6307\u5b9a\u662f\u5426\u5141\u8bb8\u7f16\u8bd1\u5668\u7f16\u8bd1JavaScript\u6587\u4ef6\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u81ea\u52a8\u7f16\u8bd1JavaScript\u6587\u4ef6\uff0c\u4f46\u4e0d\u4f1a\u8fdb\u884c\u7c7b\u578b\u68c0\u67e5\u3002<\/li>\n\n\n\n<li>checkJs\uff1a\u6307\u5b9a\u662f\u5426\u5bf9JavaScript\u6587\u4ef6\u8fdb\u884c\u7c7b\u578b\u68c0\u67e5\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5bf9JavaScript\u6587\u4ef6\u8fdb\u884c\u7c7b\u578b\u68c0\u67e5\uff0c\u5e76\u628a\u5b83\u4eec\u5f53\u505aTypeScript\u6587\u4ef6\u8fdb\u884c\u7f16\u8bd1\u3002<\/li>\n\n\n\n<li>baseUrl\uff1a\u6307\u5b9a\u89e3\u6790\u975e\u76f8\u5bf9\u6a21\u5757\u540d\u79f0\u7684\u57fa\u672c\u76ee\u5f55\uff0c\u53ef\u4ee5\u662f\u76f8\u5bf9\u8def\u5f84\u6216\u7edd\u5bf9\u8def\u5f84\u3002\u9ed8\u8ba4\u503c\u662fnull\u3002baseUrl\u9009\u9879\u7684\u503c\u5e94\u8be5\u662f\u4e00\u4e2a\u5b58\u5728\u7684\u76ee\u5f55\uff0c\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u81ea\u52a8\u521b\u5efa\u3002<\/li>\n\n\n\n<li>paths\uff1a\u6307\u5b9a\u6a21\u5757\u540d\u5230\u57fa\u4e8ebaseUrl\u7684\u8def\u5f84\u6620\u5c04\uff0c\u53ef\u4ee5\u662f\u4e00\u4e2a\u5bf9\u8c61\u5b57\u9762\u91cf\uff0c\u5176\u4e2d\u952e\u8868\u793a\u6a21\u5757\u540d\uff0c\u503c\u8868\u793a\u6620\u5c04\u8def\u5f84\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">jsonCopy code<code>{\n  \"jquery\": [\"node_modules\/jquery\/dist\/jquery.min.js\"]\n}\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"17\">\n<li>strictNullChecks\uff1a\u6307\u5b9a\u662f\u5426\u5f00\u542f\u4e25\u683c\u7684null\u68c0\u67e5\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5bf9\u6240\u6709\u53d8\u91cf\u548c\u53c2\u6570\u7684\u503c\u662f\u5426\u4e3anull\u6216undefined\u8fdb\u884c\u68c0\u67e5\uff0c\u4ee5\u907f\u514d\u76f8\u5173\u7684\u8fd0\u884c\u65f6\u9519\u8bef\u3002<\/li>\n\n\n\n<li>strictFunctionTypes\uff1a\u6307\u5b9a\u662f\u5426\u5f00\u542f\u4e25\u683c\u7684\u51fd\u6570\u7c7b\u578b\u68c0\u67e5\uff0c\u53ef\u4ee5\u662ftrue\u6216false\u3002\u9ed8\u8ba4\u503c\u662ffalse\u3002\u5982\u679c\u8bbe\u7f6e\u4e3atrue\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u5bf9\u51fd\u6570\u7684\u53c2\u6570\u7c7b\u578b\u548c\u8fd4\u56de\u503c\u7c7b\u578b\u8fdb\u884c\u66f4\u4e25\u683c\u7684\u68c0\u67e5\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u7f16\u8bd1\u9009\u9879\u662fTypeScript\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u4eec\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u8bfb\u6027\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u9879\u76ee\u7684\u9700\u6c42\u548c\u7279\u70b9\uff0c\u9009\u62e9\u5408\u9002\u7684\u7f16\u8bd1\u9009\u9879\uff0c\u5e76\u7075\u6d3b\u8c03\u6574\u5b83\u4eec\u7684\u53d6\u503c\uff0c\u4ece\u800c\u83b7\u5f97\u6700\u4f73\u7684\u7f16\u8bd1\u6548\u679c\u548c\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u7f16\u8bd1\u4e0e\u8c03\u8bd5<\/p>\n\n\n\n<p>\u7f16\u8bd1\u548c\u8c03\u8bd5\u662f\u7a0b\u5e8f\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e24\u4e2a\u6b65\u9aa4\u3002\u7f16\u8bd1\u662f\u6307\u5c06\u6e90\u4ee3\u7801\u8f6c\u6362\u4e3a\u76ee\u6807\u4ee3\u7801\u7684\u8fc7\u7a0b\uff0c\u800c\u8c03\u8bd5\u5219\u662f\u6307\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\u53d1\u73b0\u548c\u4fee\u590d\u9519\u8bef\u7684\u8fc7\u7a0b\u3002\u4ee5\u4e0b\u662fTypeScript\u7f16\u8bd1\u548c\u8c03\u8bd5\u7684\u8be6\u7ec6\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7f16\u8bd1\uff1a<\/li>\n<\/ol>\n\n\n\n<p>TypeScript\u7f16\u8bd1\u5668\u53ef\u4ee5\u5c06TypeScript\u6e90\u4ee3\u7801\u8f6c\u6362\u4e3aJavaScript\u76ee\u6807\u4ee3\u7801\u3002\u5728\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\uff0cTypeScript\u7f16\u8bd1\u5668\u4f1a\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bed\u6cd5\u5206\u6790\uff1a\u5c06\u6e90\u4ee3\u7801\u5206\u6790\u4e3a\u62bd\u8c61\u8bed\u6cd5\u6811\uff08AST\uff09\u3002<\/li>\n\n\n\n<li>\u7c7b\u578b\u68c0\u67e5\uff1a\u68c0\u67e5\u4ee3\u7801\u4e2d\u7684\u7c7b\u578b\u9519\u8bef\uff0c\u4f8b\u5982\u7c7b\u578b\u4e0d\u5339\u914d\u3001\u672a\u5b9a\u4e49\u7684\u53d8\u91cf\u7b49\u3002<\/li>\n\n\n\n<li>\u4ee3\u7801\u751f\u6210\uff1a\u5c06AST\u8f6c\u6362\u4e3aJavaScript\u4ee3\u7801\uff0c\u5e76\u6267\u884c\u4e00\u4e9b\u4f18\u5316\u548c\u8f6c\u6362\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li>\u8f93\u51fa\u6587\u4ef6\uff1a\u5c06\u751f\u6210\u7684JavaScript\u4ee3\u7801\u8f93\u51fa\u5230\u6307\u5b9a\u7684\u76ee\u5f55\u6216\u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n\n\n\n<p>TypeScript\u7f16\u8bd1\u5668\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u6216\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff08IDE\uff09\u8fdb\u884c\u8c03\u7528\uff0c\u4e5f\u53ef\u4ee5\u5728\u6784\u5efa\u7cfb\u7edf\u4e2d\u81ea\u52a8\u5316\u6267\u884c\u3002\u5728\u8c03\u7528\u7f16\u8bd1\u5668\u65f6\uff0c\u53ef\u4ee5\u6307\u5b9a\u4e0d\u540c\u7684\u7f16\u8bd1\u9009\u9879\u548c\u53c2\u6570\uff0c\u4ee5\u63a7\u5236\u7f16\u8bd1\u5668\u7684\u884c\u4e3a\u548c\u8f93\u51fa\u7ed3\u679c\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6307\u5b9a\u8f93\u51fa\u76ee\u5f55\u3001\u76ee\u6807\u7248\u672c\u3001\u6a21\u5757\u683c\u5f0f\u3001\u6e90\u4ee3\u7801\u6620\u5c04\u3001\u58f0\u660e\u6587\u4ef6\u7b49\u9009\u9879\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u8c03\u8bd5\uff1a<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8c03\u8bd5\u5668\u5bf9\u4ee3\u7801\u8fdb\u884c\u8c03\u8bd5\uff0c\u4ee5\u67e5\u627e\u548c\u4fee\u590d\u9519\u8bef\u3002\u5728TypeScript\u4e2d\uff0c\u8c03\u8bd5\u7684\u65b9\u5f0f\u4e0eJavaScript\u7c7b\u4f3c\uff0c\u53ef\u4ee5\u4f7f\u7528\u6d4f\u89c8\u5668\u5f00\u53d1\u5de5\u5177\u3001Visual Studio Code\u7b49\u5de5\u5177\u6765\u8c03\u8bd5\u4ee3\u7801\u3002<\/p>\n\n\n\n<p>TypeScript\u8c03\u8bd5\u7684\u8fc7\u7a0b\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bbe\u7f6e\u65ad\u70b9\uff1a\u5728\u9700\u8981\u8c03\u8bd5\u7684\u4ee3\u7801\u884c\u4e0a\u8bbe\u7f6e\u65ad\u70b9\uff0c\u4ee5\u6682\u505c\u4ee3\u7801\u6267\u884c\u3002<\/li>\n\n\n\n<li>\u542f\u52a8\u8c03\u8bd5\u5668\uff1a\u4f7f\u7528\u8c03\u8bd5\u5668\u5de5\u5177\u542f\u52a8\u7a0b\u5e8f\uff0c\u5e76\u7b49\u5f85\u65ad\u70b9\u7684\u89e6\u53d1\u3002<\/li>\n\n\n\n<li>\u8c03\u8bd5\u4ee3\u7801\uff1a\u5728\u65ad\u70b9\u89e6\u53d1\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u8c03\u8bd5\u5668\u5de5\u5177\u6765\u67e5\u770b\u548c\u4fee\u6539\u53d8\u91cf\u503c\u3001\u6267\u884c\u4ee3\u7801\u3001\u5355\u6b65\u6267\u884c\u7b49\u64cd\u4f5c\uff0c\u4ee5\u5b9a\u4f4d\u548c\u4fee\u590d\u9519\u8bef\u3002<\/li>\n\n\n\n<li>\u7ed3\u675f\u8c03\u8bd5\uff1a\u5728\u8c03\u8bd5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u5173\u95ed\u8c03\u8bd5\u5668\u5de5\u5177\uff0c\u7ee7\u7eed\u8fd0\u884c\u7a0b\u5e8f\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5728\u8c03\u8bd5\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u8c03\u8bd5\u6280\u5de7\uff0c\u4f8b\u5982\u6761\u4ef6\u65ad\u70b9\u3001\u65e5\u5fd7\u8f93\u51fa\u3001\u5f02\u5e38\u6355\u83b7\u7b49\uff0c\u4ee5\u63d0\u9ad8\u8c03\u8bd5\u6548\u7387\u548c\u51c6\u786e\u6027\u3002<\/p>\n\n\n\n<p>\u603b\u4e4b\uff0c\u7f16\u8bd1\u548c\u8c03\u8bd5\u662f\u7a0b\u5e8f\u5f00\u53d1\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e24\u4e2a\u73af\u8282\uff0c\u5b83\u4eec\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u7406\u89e3\u4ee3\u7801\u3001\u8c03\u8bd5\u9519\u8bef\u548c\u4f18\u5316\u7a0b\u5e8f\u3002\u5728\u4f7f\u7528TypeScript\u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u6211\u4eec\u9700\u8981\u638c\u63e1\u57fa\u672c\u7684\u7f16\u8bd1\u548c\u8c03\u8bd5\u6280\u672f\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u7684\u5f00\u53d1\u4f53\u9a8c\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca \u9879\u76ee\u7ed3\u6784<\/p>\n\n\n\n<p>\u9879\u76ee\u7ed3\u6784\u6307\u7684\u662f\u4e00\u4e2aTypeScript\u9879\u76ee\u4e2d\u6587\u4ef6\u548c\u6587\u4ef6\u5939\u7684\u7ec4\u7ec7\u65b9\u5f0f\u3002\u4e00\u4e2a\u826f\u597d\u7684\u9879\u76ee\u7ed3\u6784\u53ef\u4ee5\u4f7f\u4ee3\u7801\u6613\u4e8e\u7ef4\u62a4\u3001\u6613\u4e8e\u6269\u5c55\uff0c\u5e76\u4e14\u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u9519\u8bef\u548c\u91cd\u590d\u5de5\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5e38\u89c1\u7684TypeScript\u9879\u76ee\u7ed3\u6784\u793a\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">goCopy code<code>\u251c\u2500\u2500 node_modules\/      \/\/ \u7b2c\u4e09\u65b9\u4f9d\u8d56\u6a21\u5757\n\u251c\u2500\u2500 src\/               \/\/ \u6e90\u4ee3\u7801\u6587\u4ef6\u5939\n\u2502   \u251c\u2500\u2500 components\/   \/\/ \u7ec4\u4ef6\u4ee3\u7801\u6587\u4ef6\u5939\n\u2502   \u251c\u2500\u2500 services\/     \/\/ \u670d\u52a1\u4ee3\u7801\u6587\u4ef6\u5939\n\u2502   \u251c\u2500\u2500 models\/       \/\/ \u6a21\u578b\u4ee3\u7801\u6587\u4ef6\u5939\n\u2502   \u251c\u2500\u2500 utils\/        \/\/ \u5de5\u5177\u4ee3\u7801\u6587\u4ef6\u5939\n\u2502   \u251c\u2500\u2500 index.ts      \/\/ \u5165\u53e3\u6587\u4ef6\n\u251c\u2500\u2500 dist\/              \/\/ \u7f16\u8bd1\u8f93\u51fa\u6587\u4ef6\u5939\n\u251c\u2500\u2500 tsconfig.json      \/\/ TypeScript\u7f16\u8bd1\u914d\u7f6e\u6587\u4ef6\n\u251c\u2500\u2500 package.json       \/\/ \u9879\u76ee\u914d\u7f6e\u6587\u4ef6\n\u2514\u2500\u2500 README.md          \/\/ \u9879\u76ee\u8bf4\u660e\u6587\u4ef6\n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd9\u4e2a\u9879\u76ee\u7ed3\u6784\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u4ee5\u4e0b\u51e0\u4e2a\u91cd\u8981\u7684\u90e8\u5206\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>node_modules\uff1a\u8fd9\u4e2a\u6587\u4ef6\u5939\u7528\u4e8e\u5b58\u653e\u9879\u76ee\u4f9d\u8d56\u7684\u7b2c\u4e09\u65b9\u6a21\u5757\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7npm\u6216yarn\u7b49\u5305\u7ba1\u7406\u5668\u6765\u5b89\u88c5\u548c\u7ba1\u7406\u8fd9\u4e9b\u6a21\u5757\u3002<\/li>\n\n\n\n<li>src\uff1a\u8fd9\u4e2a\u6587\u4ef6\u5939\u7528\u4e8e\u5b58\u653e\u9879\u76ee\u7684\u6e90\u4ee3\u7801\u3002\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u529f\u80fd\u548c\u7c7b\u578b\u5c06\u4ee3\u7801\u7ec4\u7ec7\u5230\u4e0d\u540c\u7684\u5b50\u6587\u4ef6\u5939\u4e2d\uff0c\u4ee5\u65b9\u4fbf\u4ee3\u7801\u7ef4\u62a4\u548c\u7ba1\u7406\u3002<\/li>\n\n\n\n<li>dist\uff1a\u8fd9\u4e2a\u6587\u4ef6\u5939\u7528\u4e8e\u5b58\u653e\u9879\u76ee\u7684\u7f16\u8bd1\u8f93\u51fa\u6587\u4ef6\u3002\u5f53\u6211\u4eec\u6267\u884c\u7f16\u8bd1\u547d\u4ee4\u65f6\uff0c\u7f16\u8bd1\u5668\u5c06\u4f1a\u628a\u6e90\u4ee3\u7801\u7f16\u8bd1\u6210JavaScript\u6587\u4ef6\uff0c\u5e76\u8f93\u51fa\u5230\u8fd9\u4e2a\u6587\u4ef6\u5939\u4e2d\u3002<\/li>\n\n\n\n<li>tsconfig.json\uff1a\u8fd9\u4e2a\u6587\u4ef6\u7528\u4e8e\u914d\u7f6eTypeScript\u7f16\u8bd1\u5668\u7684\u9009\u9879\u548c\u53c2\u6570\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u7f16\u8f91\u8fd9\u4e2a\u6587\u4ef6\u6765\u6307\u5b9a\u7f16\u8bd1\u5668\u7684\u884c\u4e3a\u548c\u8f93\u51fa\u7ed3\u679c\u3002<\/li>\n\n\n\n<li>package.json\uff1a\u8fd9\u4e2a\u6587\u4ef6\u7528\u4e8e\u5b58\u653e\u9879\u76ee\u7684\u5143\u6570\u636e\u548c\u914d\u7f6e\u4fe1\u606f\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u8fd9\u4e2a\u6587\u4ef6\u4e2d\u6307\u5b9a\u9879\u76ee\u540d\u79f0\u3001\u4f5c\u8005\u3001\u7248\u672c\u53f7\u3001\u4f9d\u8d56\u6a21\u5757\u7b49\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>README.md\uff1a\u8fd9\u4e2a\u6587\u4ef6\u7528\u4e8e\u5b58\u653e\u9879\u76ee\u7684\u8bf4\u660e\u6587\u6863\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u8fd9\u4e2a\u6587\u4ef6\u4e2d\u63cf\u8ff0\u9879\u76ee\u7684\u529f\u80fd\u3001\u4f7f\u7528\u65b9\u6cd5\u3001\u6ce8\u610f\u4e8b\u9879\u7b49\u4fe1\u606f\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u4e4b\uff0c\u4e00\u4e2a\u826f\u597d\u7684\u9879\u76ee\u7ed3\u6784\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6613\u4e8e\u7ef4\u62a4\u548c\u6269\u5c55\uff0c\u5e76\u4e14\u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u9519\u8bef\u548c\u91cd\u590d\u5de5\u4f5c\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u9879\u76ee\u7684\u9700\u6c42\u548c\u7279\u70b9\uff0c\u7075\u6d3b\u8c03\u6574\u9879\u76ee\u7ed3\u6784\uff0c\u5e76\u5c3d\u53ef\u80fd\u9075\u5faa\u884c\u4e1a\u7684\u6700\u4f73\u5b9e\u8df5\u548c\u6807\u51c6\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u7f16\u7801\u89c4\u8303<\/p>\n\n\n\n<p>\u7f16\u7801\u89c4\u8303\u662f\u6307\u7a0b\u5e8f\u5458\u5728\u7f16\u5199\u4ee3\u7801\u65f6\u5e94\u8be5\u9075\u5faa\u7684\u4e00\u4e9b\u89c4\u5219\u548c\u6807\u51c6\uff0c\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u3001\u53ef\u91cd\u7528\u6027\uff0c\u5e76\u51cf\u5c11\u4ee3\u7801\u9519\u8bef\u548c\u7ef4\u62a4\u6210\u672c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684TypeScript\u7f16\u7801\u89c4\u8303\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7f29\u8fdb\uff1a\u4f7f\u7528\u4e24\u4e2a\u7a7a\u683c\u4f5c\u4e3a\u7f29\u8fdb\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u5236\u8868\u7b26\u3002<\/li>\n\n\n\n<li>\u547d\u540d\uff1a\u4f7f\u7528\u6709\u610f\u4e49\u7684\u3001\u63cf\u8ff0\u6027\u7684\u547d\u540d\u65b9\u5f0f\u6765\u547d\u540d\u53d8\u91cf\u3001\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u3002\u91c7\u7528\u9a7c\u5cf0\u547d\u540d\u6cd5\uff08camelCase\uff09\u6216\u5e15\u65af\u5361\u547d\u540d\u6cd5\uff08PascalCase\uff09\u6765\u547d\u540d\u3002<\/li>\n\n\n\n<li>\u7a7a\u683c\uff1a\u5728\u8fd0\u7b97\u7b26\u4e24\u4fa7\u3001\u51fd\u6570\u540d\u548c\u53c2\u6570\u5217\u8868\u4e4b\u95f4\u3001\u82b1\u62ec\u53f7\u548c\u8bed\u53e5\u4e4b\u95f4\u7b49\u5730\u65b9\u4f7f\u7528\u7a7a\u683c\uff0c\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/li>\n\n\n\n<li>\u6362\u884c\uff1a\u4f7f\u7528\u9002\u5f53\u7684\u6362\u884c\u7b26\u548c\u7f29\u8fdb\u6765\u4f7f\u4ee3\u7801\u7ed3\u6784\u6e05\u6670\u3001\u6613\u4e8e\u7406\u89e3\u3002\u4f8b\u5982\uff0c\u5728\u51fd\u6570\u3001\u7c7b\u3001\u5bf9\u8c61\u5b57\u9762\u91cf\u7b49\u5b9a\u4e49\u7684\u672b\u5c3e\u4f7f\u7528\u6362\u884c\u7b26\u3002<\/li>\n\n\n\n<li>\u6ce8\u91ca\uff1a\u4f7f\u7528\u9002\u5f53\u7684\u6ce8\u91ca\u6765\u89e3\u91ca\u4ee3\u7801\u7684\u610f\u56fe\u548c\u4f5c\u7528\u3002\u5728\u4ee3\u7801\u4e2d\u6dfb\u52a0\u6ce8\u91ca\u53ef\u4ee5\u5e2e\u52a9\u5176\u4ed6\u5f00\u53d1\u4eba\u5458\u66f4\u5feb\u5730\u7406\u89e3\u548c\u4fee\u6539\u4ee3\u7801\u3002<\/li>\n\n\n\n<li>\u7c7b\u578b\uff1a\u5728\u5b9a\u4e49\u53d8\u91cf\u3001\u51fd\u6570\u3001\u7c7b\u548c\u63a5\u53e3\u7b49\u65f6\uff0c\u4f7f\u7528\u660e\u786e\u7684\u7c7b\u578b\u6ce8\u89e3\u6765\u6307\u5b9a\u7c7b\u578b\u3002\u4f7f\u7528\u7c7b\u578b\u522b\u540d\u548c\u6cdb\u578b\u7b49\u529f\u80fd\u6765\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/li>\n\n\n\n<li>\u5f02\u5e38\u5904\u7406\uff1a\u5728\u7f16\u5199\u4ee3\u7801\u65f6\uff0c\u5e94\u8be5\u8003\u8651\u5230\u53ef\u80fd\u53d1\u751f\u7684\u9519\u8bef\u548c\u5f02\u5e38\u60c5\u51b5\uff0c\u5e76\u7f16\u5199\u9002\u5f53\u7684\u5f02\u5e38\u5904\u7406\u4ee3\u7801\uff0c\u4ee5\u907f\u514d\u7a0b\u5e8f\u5d29\u6e83\u6216\u51fa\u73b0\u4e0d\u5fc5\u8981\u7684\u9519\u8bef\u3002<\/li>\n\n\n\n<li>\u4ee3\u7801\u98ce\u683c\uff1a\u5728\u7f16\u5199\u4ee3\u7801\u65f6\uff0c\u5e94\u8be5\u5c3d\u91cf\u9075\u5faa\u7edf\u4e00\u7684\u4ee3\u7801\u98ce\u683c\u548c\u7ea6\u5b9a\uff0c\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u4e00\u81f4\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u5de5\u5177\u548c\u63d2\u4ef6\u6765\u5e2e\u52a9\u68c0\u67e5\u548c\u4fee\u590d\u4ee3\u7801\u98ce\u683c\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u603b\u4e4b\uff0c\u7f16\u7801\u89c4\u8303\u662f\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u7f16\u5199\u9ad8\u8d28\u91cf\u7684\u4ee3\u7801\uff0c\u5e76\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u5e94\u8be5\u6839\u636e\u9879\u76ee\u7684\u9700\u6c42\u548c\u7279\u70b9\uff0c\u5236\u5b9a\u9002\u5408\u81ea\u5df1\u56e2\u961f\u7684\u7f16\u7801\u89c4\u8303\uff0c\u5e76\u4e0d\u65ad\u5b8c\u5584\u548c\u6539\u8fdb\u5b83\u4eec\u3002<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u7c7b\u578b\u5b89\u5168\u4e0e\u4ee3\u7801\u8d28\u91cf<\/p>\n\n\n\n<p>\u7c7b\u578b\u5b89\u5168\u662f\u6307\u5728\u7a0b\u5e8f\u8bbe\u8ba1\u548c\u7f16\u5199\u4e2d\uff0c\u6b63\u786e\u4f7f\u7528\u548c\u68c0\u67e5\u6570\u636e\u7c7b\u578b\uff0c\u4ee5\u907f\u514d\u7c7b\u578b\u9519\u8bef\u548c\u9690\u5f0f\u7c7b\u578b\u8f6c\u6362\u3002TypeScript\u4f5c\u4e3a\u4e00\u4e2a\u7c7b\u578b\u5b89\u5168\u7684\u8bed\u8a00\uff0c\u53ef\u4ee5\u901a\u8fc7\u7c7b\u578b\u6ce8\u89e3\u548c\u7c7b\u578b\u68c0\u67e5\u7b49\u673a\u5236\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u5065\u58ee\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u662f\u7c7b\u578b\u5b89\u5168\u5bf9\u4ee3\u7801\u8d28\u91cf\u7684\u5f71\u54cd\uff1a<\/p>\n\n\n\n<ol 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class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u8bfe\u7a0b\u603b\u7ed3<\/p>\n\n\n\n<p>\u672c\u6b21\u8bfe\u7a0b\u4ee5TypeScript\u4e3a\u4e3b\u9898\uff0c\u8be6\u7ec6\u4ecb\u7ecd\u4e86TypeScript\u7684\u6982\u5ff5\u3001\u4f18\u52bf\u3001\u57fa\u7840\u8bed\u6cd5\u3001\u9ad8\u7ea7\u7279\u6027\u3001\u6a21\u5757\u3001\u88c5\u9970\u5668\u3001\u7f16\u8bd1\u9009\u9879\u548c\u9879\u76ee\u7ed3\u6784\u7b49\u65b9\u9762\u7684\u77e5\u8bc6\u3002\u4ee5\u4e0b\u662f\u672c\u8bfe\u7a0b\u7684\u4e3b\u8981\u5185\u5bb9\u603b\u7ed3\uff1a<\/p>\n\n\n\n<ol 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class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8bf7\u8be6\u7ec6\u89e3\u91ca\u63a8\u8350\u8d44\u6e90\u4e0e\u540e\u7eed\u5b66\u4e60<\/p>\n\n\n\n<p>\u5728\u5b66\u4e60TypeScript\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u63a8\u8350\u8d44\u6e90\u548c\u5b66\u4e60\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ol 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