{"id":79383,"date":"2026-03-01T22:49:40","date_gmt":"2026-03-01T14:49:40","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/79383.html"},"modified":"2026-03-01T22:49:40","modified_gmt":"2026-03-01T14:49:40","slug":"%e3%80%90%e5%89%8d%e7%ab%af%e8%bf%9b%e9%98%b6%e4%b9%8b%e6%97%85%e3%80%91typescript%e4%b8%ad%e7%9a%84%e7%b1%bb%e5%9e%8b%e5%a3%b0%e6%98%8e%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/79383.html","title":{"rendered":"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6"},"content":{"rendered":"<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li>\u524d\u8a00<\/li>\n<li>\u4e00\u3001\u4ec0\u4e48\u662f\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/li>\n<li>\u4e8c\u3001\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u7684\u6765\u6e90<\/li>\n<li>\u4e09\u3001\u5982\u4f55\u81ea\u52a8\u751f\u6210\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/li>\n<li>\u56db\u3001\u5185\u7f6e\u58f0\u660e\u6587\u4ef6<\/li>\n<li>\u4e94\u3001\u5916\u90e8\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>\u524d\u8a00<\/h3>\n<p>\u5728TypeScript&#xff08;\u4ee5\u4e0b\u7b80\u79f0TS&#xff09;\u7684\u5b66\u4e60\u548c\u5b9e\u6218\u4e2d&#xff0c;\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff08;.d.ts&#xff09;\u662f\u4e00\u4e2a\u8d2f\u7a7f\u5165\u95e8\u5230\u8fdb\u9636\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9\u3002\u5b83\u4e0d\u4ec5\u80fd\u89e3\u51b3\u201c\u7c7b\u578b\u7f3a\u5931\u201d\u5bfc\u81f4\u7684\u5f00\u53d1\u63d0\u793a\u5f02\u5e38\u3001\u7f16\u8bd1\u62a5\u9519&#xff0c;\u66f4\u80fd\u8ba9\u6211\u4eec\u5728\u4f7f\u7528\u7b2c\u4e09\u65b9JS\u5e93\u65f6&#xff0c;\u4eab\u53d7TS\u5e26\u6765\u7684\u7c7b\u578b\u6821\u9a8c\u548c\u667a\u80fd\u63d0\u793a&#xff0c;\u662f\u524d\u7aef\u5de5\u7a0b\u5316\u3001\u89c4\u8303\u5316\u5f00\u53d1\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u73af\u3002 \u672c\u6587\u5c06\u4ece\u201c\u662f\u4ec0\u4e48\u3001\u4e3a\u4ec0\u4e48\u7528\u3001\u600e\u4e48\u7528\u201d\u4e09\u4e2a\u7ef4\u5ea6&#xff0c;\u7ed3\u5408\u5b9e\u6218\u573a\u666f&#xff0c;\u5e26\u4f60\u5f7b\u5e95\u641e\u61c2TS\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff0c;\u5e2e\u4f60\u5728\u524d\u7aef\u8fdb\u9636\u4e4b\u8def\u4e0a\u518d\u8fdb\u4e00\u6b65\u3002<\/p>\n<h3>\u4e00\u3001\u4ec0\u4e48\u662f\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/h3>\n<p>\u5728\u524d\u9762\u7684\u4ee3\u7801\u4e2d&#xff0c;\u6211\u4eec\u8bf4\u4ece typescript \u7f16\u8bd1\u5230 Javascript \u7684\u8fc7\u7a0b\u4e2d&#xff0c;\u7c7b\u578b\u6d88\u5931\u4e86&#xff0c;\u6bd4\u5982\u4e0b\u9762\u7684\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">const<\/span> str <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;hello&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">User<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    id<span class=\"token operator\">:<\/span> <span class=\"token builtin\">number<\/span><br \/>\n    name<span class=\"token operator\">:<\/span> <span class=\"token builtin\">string<\/span><br \/>\n    show<span class=\"token operator\">?<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">(<\/span>id<span class=\"token operator\">:<\/span> <span class=\"token builtin\">number<\/span><span class=\"token punctuation\">,<\/span> name<span class=\"token operator\">:<\/span> <span class=\"token builtin\">string<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token keyword\">void<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">const<\/span> u<span class=\"token operator\">:<\/span>User <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    id<span class=\"token operator\">:<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    name<span class=\"token operator\">:<\/span><span class=\"token string\">&#034;\u5f20\u4e09&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token function\">show<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">,<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token builtin\">console<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">,<\/span>name<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">const<\/span> users<span class=\"token operator\">:<\/span><span class=\"token builtin\">Array<\/span><span class=\"token operator\">&lt;<\/span>User<span class=\"token operator\">&gt;<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span>id<span class=\"token operator\">:<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span>name<span class=\"token operator\">:<\/span><span class=\"token string\">&#034;jack&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span>id<span class=\"token operator\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span>name<span class=\"token operator\">:<\/span><span class=\"token string\">&#034;rose&#034;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">]<\/span><\/p>\n<p><span class=\"token keyword\">function<\/span> <span class=\"token function\">addUser<\/span><span class=\"token punctuation\">(<\/span>u<span class=\"token operator\">:<\/span>User<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ todos&#8230;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token function\">addUser<\/span><span class=\"token punctuation\">(<\/span>u<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u7f16\u8bd1\u6210javascript\u4e4b\u540e&#xff1a;<\/p>\n<p><span class=\"token string\">&#034;use strict&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> str <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;hello&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> u <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token literal-property property\">id<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token literal-property property\">name<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;\u5f20\u4e09&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token function\">show<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">id<span class=\"token punctuation\">,<\/span> name<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">,<\/span> name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> users <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">id<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token literal-property property\">name<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;jack&#034;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">id<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token literal-property property\">name<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;rose&#034;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">addUser<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">u<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ todos&#8230;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token function\">addUser<\/span><span class=\"token punctuation\">(<\/span>u<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u4f46\u662f\u662f\u771f\u7684\u6d88\u5931\u4e86\u5417&#xff1f;\u5176\u5b9e\u5e76\u4e0d\u662f&#xff0c;\u5982\u679c\u5927\u5bb6\u7559\u610f\u4e4b\u524d\u6211\u4eec\u5728Playground\u4e0a\u7f16\u5199\u4ee3\u7801&#xff0c;\u4e13\u95e8\u6709\u4e00\u9879\u5c31\u53eb\u505aDTS<\/p>\n<p>\u4f60\u4f1a\u53d1\u73b0&#xff0c;\u6211\u4eec\u5199\u7684\u4ee3\u7801\u90fd\u81ea\u52a8\u8f6c\u6362\u6210\u4e86typescript\u7c7b\u578b\u58f0\u660e\u3002<\/p>\n<p>\u5f53\u7136&#xff0c;\u8fd9\u5728\u6211\u4eec\u7684VS Code\u7f16\u8f91\u5668\u4e2d\u4e5f\u80fd\u751f\u6210\u7684\u3002\u53ea\u9700\u8981\u5728tsconfig.json\u6587\u4ef6\u4e2d\u52a0\u4e0a\u76f8\u5173\u914d\u7f6e\u5373\u53ef<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string-property property\">&#034;compilerOptions&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string-property property\">&#034;target&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;es2020&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#034;esModuleInterop&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#034;forceConsistentCasingInFileNames&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#034;strict&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#034;skipLibCheck&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#034;outDir&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;.\/dist&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token operator\">&#043;<\/span>    <span class=\"token string\">&#034;declaration&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token operator\">&#043;<\/span>    <span class=\"token string\">&#034;declarationDir&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;.\/types&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;include&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;src\/**\/*.ts&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  <span class=\"token string-property property\">&#034;exclude&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;.\/node_modules&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;.\/dist&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;.\/types&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd0\u884ctsc&#xff0c;\u6700\u540e\u751f\u6210&#xff1a;[\u6587\u4ef6\u540d].d.ts<\/p>\n<p><span class=\"token keyword\">declare<\/span> <span class=\"token keyword\">const<\/span> str <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;hello&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">type<\/span> <span class=\"token class-name\">User<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    id<span class=\"token operator\">:<\/span> <span class=\"token builtin\">number<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    name<span class=\"token operator\">:<\/span> <span class=\"token builtin\">string<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    show<span class=\"token operator\">?<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">(<\/span>id<span class=\"token operator\">:<\/span> <span class=\"token builtin\">number<\/span><span class=\"token punctuation\">,<\/span> name<span class=\"token operator\">:<\/span> <span class=\"token builtin\">string<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token keyword\">void<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">declare<\/span> <span class=\"token keyword\">const<\/span> u<span class=\"token operator\">:<\/span> User<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">declare<\/span> <span class=\"token keyword\">const<\/span> users<span class=\"token operator\">:<\/span> <span class=\"token builtin\">Array<\/span><span class=\"token operator\">&lt;<\/span>User<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">declare<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token function\">addUser<\/span><span class=\"token punctuation\">(<\/span>u<span class=\"token operator\">:<\/span> User<span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span> <span class=\"token builtin\">boolean<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u7c7b\u578b\u5e76\u4e0d\u662f\u771f\u7684\u5168\u90e8\u6d88\u5931\u4e86&#xff0c;\u800c\u662f\u88ab\u653e\u5230\u4e86\u4e13\u95e8\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u91cc\u3002<\/p>\n<p>.d.ts\u7ed3\u5c3e\u7684\u6587\u4ef6&#xff0c;\u5c31\u662f\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u3002d\u7684\u542b\u4e49\u5c31\u662fdeclaration<\/p>\n<p>\u5176\u5b9etypescript\u672c\u8eab\u5c31\u5305\u542b\u4e24\u79cd\u6587\u4ef6\u7c7b\u578b<\/p>\n<li>.ts\u6587\u4ef6&#xff1a;\u65e2\u5305\u542b\u7c7b\u578b\u4fe1\u606f&#xff0c;\u53c8\u5305\u542b\u53ef\u6267\u884c\u4ee3\u7801&#xff0c;\u53ef\u4ee5\u88ab\u7f16\u8bd1\u6210.js\u6587\u4ef6\u540e\u6267\u884c&#xff0c;\u4e3b\u8981\u662f\u6211\u4eec\u7f16\u5199\u6587\u4ef6\u4ee3\u7801\u7684\u5730\u65b9<\/li>\n<li>.d.ts\u6587\u4ef6&#xff1a;\u53ea\u5305\u542b\u7c7b\u578b\u4fe1\u606f\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff0c;\u4e0d\u4f1a\u88ab\u7f16\u8bd1\u6210.js\u4ee3\u7801&#xff0c;\u4ec5\u4ec5\u63d0\u4f9b\u7c7b\u578b\u4fe1\u606f&#xff0c;\u6240\u4ee5\u7c7b\u578b\u6587\u4ef6\u7684\u7528\u9014\u5c31\u662f\u63d0\u4f9b\u7c7b\u578b\u4fe1\u606f<\/li>\n<h3>\u4e8c\u3001\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u7684\u6765\u6e90<\/h3>\n<p>\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u4e3b\u8981\u6709\u4ee5\u4e0b\u4e09\u79cd\u6765\u6e90<\/p>\n<ul>\n<li>TypeScript \u7f16\u8bd1\u5668\u81ea\u52a8\u751f\u6210\u3002<\/li>\n<li>TypeScript \u5185\u7f6e\u7c7b\u578b\u6587\u4ef6\u3002<\/li>\n<li>\u5916\u90e8\u6a21\u5757\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff0c;\u9700\u8981\u81ea\u5df1\u5b89\u88c5\u3002<\/li>\n<\/ul>\n<h3>\u4e09\u3001\u5982\u4f55\u81ea\u52a8\u751f\u6210\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/h3>\n<p>\u53ea\u8981\u4f7f\u7528\u7f16\u8bd1\u9009\u9879declaration&#xff0c;\u7f16\u8bd1\u5668\u5c31\u4f1a\u5728\u7f16\u8bd1\u65f6\u81ea\u52a8\u751f\u6210\u5355\u72ec\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u5728tsconfig.json\u6587\u4ef6\u91cc\u9762&#xff0c;\u6253\u5f00\u8fd9\u4e2a\u9009\u9879\u3002<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string-property property\">&#034;compilerOptions&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string-property property\">&#034;declaration&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>declaration\u8fd9\u4e2a\u5c5e\u6027\u8fd8\u4e0e\u5176\u4ed6\u5c5e\u6027\u6709\u5f3a\u5173\u8054&#xff1a;<\/p>\n<ul>\n<li>declarationDir&#xff1a;\u6307\u5b9a\u751f\u6210\u7684\u58f0\u660e\u6587\u4ef6d.ts\u7684\u8f93\u51fa\u76ee\u5f55<\/li>\n<li>emitDeclarationOnly&#xff1a;\u53ea\u8f93\u51fa d.ts \u6587\u4ef6&#xff0c;\u4e0d\u8f93\u51fa JavaScript \u6587\u4ef6<\/li>\n<li>declarationMap&#xff1a;\u4e3a d.ts \u6587\u4ef6\u521b\u5efa\u6e90\u6620\u5c04<\/li>\n<\/ul>\n<h3>\u56db\u3001\u5185\u7f6e\u58f0\u660e\u6587\u4ef6<\/h3>\n<p>\u5b89\u88c5 TypeScript \u8bed\u8a00\u65f6&#xff0c;\u4f1a\u540c\u65f6\u5b89\u88c5\u4e00\u4e9b\u5185\u7f6e\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff0c;\u4e3b\u8981\u662f\u5185\u7f6e\u7684\u5168\u5c40\u5bf9\u8c61&#xff08;JavaScript \u8bed\u8a00\u63a5\u53e3\u548c\u8fd0\u884c\u73af\u5883 API&#xff09;\u7684\u7c7b\u578b\u58f0\u660e\u3002\u8fd9\u4e5f\u5c31\u662f\u4e3a\u4ec0\u4e48string&#xff0c;number\u7b49\u7b49\u57fa\u7840\u7c7b\u578b&#xff0c;Javascript\u7684api\u76f4\u63a5\u5c31\u6709\u7c7b\u578b\u63d0\u793a\u7684\u539f\u56e0<\/p>\n<p>\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u4f4d\u4e8e TypeScript \u8bed\u8a00\u5b89\u88c5\u76ee\u5f55\u7684lib\u6587\u4ef6\u5939\u5185 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144938-69a452020fe84.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u8fd9\u4e9b\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u7684\u6587\u4ef6\u540d\u7edf\u4e00\u4e3alib.[description].d.ts\u7684\u5f62\u5f0f&#xff0c;\u5176\u4e2ddescription\u90e8\u5206\u63cf\u8ff0\u4e86\u6587\u4ef6\u5185\u5bb9\u3002\u6bd4\u5982&#xff0c;lib.dom.d.ts\u8fd9\u4e2a\u6587\u4ef6\u5c31\u63cf\u8ff0\u4e86 DOM \u7ed3\u6784\u7684\u7c7b\u578b\u3002<\/p>\n<p>\u5982\u679c\u60f3\u4e86\u89e3\u5bf9\u5e94\u7684\u5168\u5c40\u5bf9\u8c61\u7c7b\u578b\u63a5\u53e3&#xff0c;\u53ef\u4ee5\u53bb\u67e5\u770b\u8fd9\u4e9b\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u3002<\/p>\n<p>tsconfig.json\u4e2d\u7684\u914d\u7f6etarget\u548clib\u5176\u5b9e\u5c31\u548c\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u662f\u6709\u5173\u7cfb\u7684\u3002TypeScript \u7f16\u8bd1\u5668\u4f1a\u81ea\u52a8\u6839\u636e\u7f16\u8bd1\u76ee\u6807target\u7684\u503c&#xff0c;\u52a0\u8f7d\u5bf9\u5e94\u7684\u5185\u7f6e\u58f0\u660e\u6587\u4ef6&#xff0c;\u9ed8\u8ba4\u4e0d\u9700\u8981\u7279\u522b\u7684\u914d\u7f6e\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u6307\u5b9a\u52a0\u8f7d\u54ea\u4e9b\u5185\u7f6e\u58f0\u660e\u6587\u4ef6&#xff0c;\u81ea\u5b9a\u4e49\u914d\u7f6elib\u5c5e\u6027\u5373\u53ef:<\/p>\n<p><span class=\"token string\">&#034;lib&#034;<\/span>:<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;es2020&#034;<\/span>,<span class=\"token string\">&#034;dom&#034;<\/span>,<span class=\"token string\">&#034;dom.iterable&#034;<\/span><span class=\"token punctuation\">]<\/span><\/p>\n<p>\u4e3a\u4ec0\u4e48\u6211\u4eec\u6ca1\u6709\u5b89\u88c5typescript\u4e4b\u524d\u4e5f\u6709\u63d0\u793a&#xff1f; \u8fd9\u662f\u7531\u4e8e\u6211\u4eec\u7684VS Code\u7b49IDE\u5de5\u5177\u5728\u5b89\u88c5\u6216\u8005\u66f4\u65b0\u7684\u65f6\u5019&#xff0c;\u5df2\u7ecf\u5185\u7f6e\u4e86typescript\u7684lib\u3002\u4e00\u822c\u5728\u4f60\u7684VS Code\u5b89\u88c5\u8def\u5f84 -&gt; resources -&gt; app -&gt; extensios -&gt; node_modules -&gt; typescript \u4e0b \u5982\u679c\u4f60\u7684VS Code\u4e00\u76f4\u6ca1\u6709\u5347\u7ea7&#xff0c;\u5c31\u6709\u53ef\u80fd\u5bfc\u81f4\u672c\u5730VS Code\u7684typescript\u7248\u672c\u8ddf\u4e0d\u4e0a\u7684\u60c5\u51b5&#xff0c;\u5982\u679c\u4f60\u7684\u9879\u76ee\u76ee\u5f55\u4e0b&#xff0c;\u4e5f\u5b89\u88c5\u7684\u7684\u6709typescript&#xff0c;\u6211\u4eec\u662f\u53ef\u4ee5\u8fdb\u884c\u5207\u6362\u7684\u3002 \u5728VS Code\u4e2d\u4f7f\u7528\u5feb\u6377\u952ectrl(command) &#043; shift &#043; P&#xff0c;\u8f93\u5165TypeScript <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144938-69a4520244f27.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u9009\u62e9Select Typescript Version\u2026 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144938-69a4520265d6d.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u4f60\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528VS Code\u7248\u672c\u8fd8\u662f\u9879\u76ee\u5de5\u4f5c\u533a\u7684\u7248\u672c<\/p>\n<h3>\u4e94\u3001\u5916\u90e8\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/h3>\n<p>\u5982\u679c\u9879\u76ee\u4e2d\u4f7f\u7528\u4e86\u5916\u90e8\u7684\u67d0\u4e2a\u7b2c\u4e09\u65b9\u5e93&#xff0c;\u90a3\u4e48\u5c31\u9700\u8981\u8fd9\u4e2a\u5e93\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u3002\u8fd9\u65f6\u53c8\u5206\u6210\u4e09\u79cd\u60c5\u51b5\u4e86\u3002<\/p>\n<li>\n<p>\u7b2c\u4e09\u65b9\u5e93\u81ea\u5e26\u4e86\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/p>\n<\/li>\n<li>\n<p>\u793e\u533a\u5236\u4f5c\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/p>\n<\/li>\n<li>\n<p>\u6ca1\u6709\u7c7b\u578b\u58f0\u660e\u6587\u4ef6<\/p>\n<\/li>\n<p>\u6ca1\u6709\u7c7b\u578b\u58f0\u660e\u8fd9\u4e2a\u5f88\u5bb9\u6613\u7406\u89e3&#xff0c;\u6211\u4eec\u73b0\u5728\u4e0d\u7ea0\u7ed3\u8fd9\u79cd\u60c5\u51b5&#xff0c;\u800c\u4e14\u5927\u591a\u6570\u60c5\u51b5\u4e0b&#xff0c;\u6211\u4eec\u4e5f\u4e0d\u5e94\u8be5\u53bb\u7ea0\u7ed3\u4ed6&#xff0c;\u5173\u952e\u662f1,2\u4e24\u70b9\u662f\u4ec0\u4e48\u610f\u601d&#xff1f;\u5176\u5b9e\u6211\u4eec\u4e0b\u8f7d\u4e24\u4e2a\u5e38\u7528\u7684\u7b2c\u4e09\u65b9\u5e93\u5c31\u80fd\u5f88\u660e\u663e\u7684\u770b\u51fa\u95ee\u9898\u3002<\/p>\n<p><span class=\"token function\">npm<\/span> i axios lodash<\/p>\n<p>\u6ce8\u610f&#xff1a;\u5f15\u5165\u6a21\u5757\u4e4b\u524d&#xff0c;\u6d89\u53ca\u5230\u6a21\u5757\u7684\u67e5\u627e\u65b9\u5f0f&#xff0c;\u56e0\u6b64\u5728tsconfig.json\u4e2d\u9700\u8981\u914d\u7f6emodule \u5bf9\u4e8e\u73b0\u4ee3 Node.js \u9879\u76ee&#xff0c;\u6211\u4eec\u53ef\u4ee5\u914d\u7f6eNodeNext&#xff0c;\u6ce8\u610f\u8fd9\u4e2a\u914d\u7f6e\u4f1a\u5f71\u54cd\u4e0b\u9762\u7684\u914d\u7f6e&#xff1a;<\/p>\n<p> <span class=\"token string-property property\">&#034;moduleResolution&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;NodeNext&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n<span class=\"token string-property property\">&#034;esModuleInterop&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><\/p>\n<p>\u5f53\u7136&#xff0c;\u5177\u4f53\u6a21\u5757\u5316\u7684\u914d\u7f6e&#xff0c;\u4e0d\u540c\u7684\u73af\u5883\u8981\u6c42\u662f\u4e0d\u4e00\u6837\u7684&#xff0c;\u6709\u4e00\u5b9a\u7684\u533a\u522b&#xff0c;\u6bd4\u5982\u662fnodejs\u73af\u5883&#xff0c;\u8fd8\u662fwebpack\u7684\u6253\u5305\u73af\u5883&#xff0c;\u6216\u8005\u8bf4\u662f\u5728\u5199\u4e00\u4e2a\u7b2c\u4e09\u65b9\u5e93\u7684\u73af\u5883&#xff0c;\u5bf9\u4e8e\u6a21\u5757\u5316\u7684\u8981\u6c42\u662f\u4e0d\u4e00\u6837\u7684\u3002\u800c\u4e14\u8fd8\u6d89\u53ca\u5230\u6a21\u5757\u5316\u89e3\u6790\u65b9\u5f0f\u7b49\u95ee\u9898\u3002\u8fd9\u91cc\u5c31\u5148\u4e0d\u8be6\u7ec6\u6df1\u5165\u8bb2\u89e3\u4e86 \u5728nodejs\u73af\u5883\u4e0b&#xff0c;\u6211\u4eec\u5148\u7b80\u5355\u914d\u7f6e\u4e3a&#034;module&#034;:&#034;NodeNext&#034; \u5728webapck\/vite\u7b49\u6253\u5305\u73af\u5883\u4e0b&#xff0c;\u8bbe\u7f6e\u4e3a&#xff1a;<\/p>\n<p> <span class=\"token string-property property\">&#034;module&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;ESNext&#034;<\/span><br \/>\n<span class=\"token string-property property\">&#034;moduleResolution&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;bundler&#034;<\/span><\/p>\n<p>\u5f15\u5165\u76f8\u5173\u6a21\u5757&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144938-69a4520293ee4.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u5176\u5b9e\u6253\u5f00\u8fd9\u4e24\u4e2a\u5e93\u7684\u6e90\u4ee3\u7801\u5c31\u80fd\u53d1\u73b0\u95ee\u9898&#xff0c;axios\u662f\u6709 .d.ts \u6587\u4ef6\u7684&#xff0c;\u800clodash\u6ca1\u6709&#xff0c;\u4e5f\u5c31\u662f\u8bf4\u6839\u672c\u6ca1\u6709\u7c7b\u578b\u58f0\u660e&#xff0c;\u90a3\u5f53\u7136\u5c31\u548c\u63d0\u793a\u7684\u9519\u8bef\u4e00\u6837&#xff0c;\u65e0\u6cd5\u627e\u5230\u6a21\u5757\u7684\u58f0\u660e\u6587\u4ef6\u3002<\/p>\n<p>\u7b2c\u4e09\u65b9\u5e93\u5982\u679c\u6ca1\u6709\u63d0\u4f9b\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff0c;\u793e\u533a\u5f80\u5f80\u4f1a\u63d0\u4f9b\u3002TypeScript \u793e\u533a\u4e3b\u8981\u4f7f\u7528 DefinitelyTyped&#xff0c;\u5404\u79cd\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u90fd\u4f1a\u63d0\u4ea4\u5230\u90a3\u91cc&#xff0c;\u5df2\u7ecf\u5305\u542b\u4e86\u51e0\u5343\u4e2a\u7b2c\u4e09\u65b9\u5e93\u3002\u4e0a\u9762\u4ee3\u7801\u63d0\u793a\u7684\u9519\u8bef&#xff0c;\u5176\u5b9e\u5c31\u662f\u8ba9\u6211\u4eec\u5230&#064;types\u540d\u79f0\u7a7a\u95f4\u53bb\u4e0b\u8f7dlodash\u5bf9\u5e94\u7684\u7c7b\u578b\u58f0\u660e&#xff0c;\u5982\u679c\u5b58\u5728\u7684\u8bdd\u3002\u5f53\u7136&#xff0c;\u4f60\u4e5f\u53ef\u4ee5\u5230npm\u4e0a\u8fdb\u884c\u641c\u7d22\u3002\u51e0\u4e4e\u4f60\u77e5\u9053\u7684\u6240\u6709\u8f83\u5927\u7684\u5e93&#xff0c;\u90fd\u4f1a\u5728\u4e0a\u9762\u627e\u5230&#xff0c;\u6240\u4ee5\u4e00\u822c\u6765\u8bf4\u4e5f\u8981\u4e0b\u8f7d\u6216\u8005\u641c\u7d22\u90fd\u6bd4\u8f83\u7b80\u5355&#xff0c;&#064;types\u5f00\u5934&#xff0c;\/\u540e\u9762\u52a0\u4e0a\u7b2c\u4e09\u65b9\u5e93\u539f\u6765\u7684\u540d\u5b57\u5373\u53ef&#xff0c;\u6bd4\u5982&#xff1a; &#064;types\/lodash&#xff0c;&#064;types\/jquery&#xff0c;&#064;types\/node&#xff0c;&#064;types\/react&#xff0c;&#064;types\/react-dom\u7b49\u7b49<\/p>\n<p><span class=\"token function\">npm<\/span> i &#8211;save-dev &#064;types\/lodash<\/p>\n<p><span class=\"token keyword\">import<\/span> lodash <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#039;lodash&#039;<\/span><\/p>\n<p><span class=\"token keyword\">const<\/span> result <span class=\"token operator\">&#061;<\/span> lodash<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token builtin\">console<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">)<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144939-69a452032377f.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u9ed8\u8ba4\u60c5\u51b5\u4e0b&#xff0c;\u6240\u6709\u53ef\u89c1\u7684\u201c&#064;types\u201d\u5305\u90fd\u4f1a\u5305\u542b\u5728\u4f60\u7684\u7f16\u8bd1\u4e2d\u3002\u4efb\u4f55\u5305\u542b\u6587\u4ef6\u5939\u4e2d node_modules\/&#064;types\u7684\u5305\u90fd\u88ab\u89c6\u4e3a\u53ef\u89c1\u3002\u201c\u4efb\u4f55\u5305\u542b\u6587\u4ef6\u5939\u201d\u610f\u5473\u7740\u4e0d\u4ec5\u662f\u9879\u76ee\u7684\u76f4\u63a5 node_modules\/&#064;types\u76ee\u5f55\u4f1a\u88ab\u641c\u7d22&#xff0c;\u4e0a\u5c42\u76ee\u5f55\u4e2d\u7684\u76f8\u5e94\u6587\u4ef6\u5939\u4e5f\u4f1a\u88ab\u9012\u5f52\u641c\u7d22\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7typeRoots\u9009\u9879\u8bbe\u7f6e\u67e5\u627e\u7684\u6587\u4ef6\u8def\u5f84&#xff0c;\u5982\u679c\u6307\u5b9a\u4e86typeRoots&#xff0c;\u5219\u53ea\u4f1a\u5305\u542btypeRoots\u4e0b\u7684\u5305\u3002\u4f8b\u5982&#xff1a;<\/p>\n<p><span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token string-property property\">&#034;compilerOptions&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string-property property\">&#034;typeRoots&#034;<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;.\/typings&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;.\/vendor\/types&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u4e2a\u914d\u7f6e\u6587\u4ef6\u5c06\u4f1a\u5305\u542b.\/typings\u548c.\/vendor\/types\u4e0b\u7684\u6240\u6709\u5305&#xff0c;\u4f46\u4e0d\u4f1a\u5305\u542b.\/node_modules\/&#064;types\u4e0b\u7684\u4efb\u4f55\u5305\u3002\u6240\u6709\u8def\u5f84\u90fd\u662f\u76f8\u5bf9\u4e8etsconfig.json\u6587\u4ef6\u7684\u3002<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u5982\u679c\u4f60\u8981\u624b\u52a8\u6307\u5b9atypeRoots&#xff0c;\u90a3\u5c31\u9700\u8981\u81ea\u5df1\u624b\u52a8\u6307\u5b9a\u6240\u6709\u9700\u8981\u67e5\u627e\u7684\u76ee\u5f55&#xff0c;\u5982\u679c\u4f60\u7684\u9879\u76ee\u4e2d\u6709\u6df1\u5c42\u6b21\u7684\u76ee\u5f55\u7ed3\u6784&#xff0c;\u5e76\u4e14\u4f60\u5e0c\u671b\u5305\u542b\u5176\u4e2d\u7684\u7c7b\u578b\u58f0\u660e&#xff0c;\u4f60\u9700\u8981\u786e\u4fdd\u8fd9\u4e9b\u76ee\u5f55\u90fd\u88ab\u660e\u786e\u5730\u6dfb\u52a0\u5230typeRoots\u4e2d\u3002<\/p>\n<p>\u5176\u5b9e&#xff0c;nodejs\u672c\u8eab\u4e5f\u6ca1\u6709TypeScript\u7684\u7c7b\u578b\u58f0\u660e&#xff0c;\u56e0\u6b64\u4f60\u4f1a\u53d1\u73b0\u5728.ts\u6587\u4ef6\u4e2d\u76f4\u63a5\u5f15\u5165nodejs\u76f8\u5173\u7684\u6a21\u5757\u540c\u6837\u4f1a\u62a5\u9519<\/p>\n<p><span class=\"token keyword\">import<\/span> path <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#034;path&#034;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ error \u627e\u4e0d\u5230\u6a21\u5757&#034;path&#034;\u6216\u5176\u76f8\u5e94\u7684\u7c7b\u578b\u58f0\u660e<\/span><\/p>\n<p>\u540c\u6837&#xff0c;\u6211\u4eec\u76f4\u63a5\u5728DefinitelyTyped\u4e0b\u8f7d\u5373\u53ef<\/p>\n<p><span class=\"token function\">npm<\/span> i &#064;types\/node -D<\/p>\n<p>\u6211\u4eec\u81ea\u5df1\u5f53\u7136\u4e5f\u80fd\u7f16\u5199\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff0c;\u4f46\u662f\u58f0\u660e\u6587\u4ef6.d.ts\u5927\u591a\u6570\u65f6\u5019\u662f\u7b2c\u4e09\u65b9\u5e93\u4e00\u8d77\u4f7f\u7528\u7684&#xff0c;\u6211\u4eec\u5199\u4ee3\u7801\u6559\u5b66\u9636\u6bb5\u5728nodejs\u73af\u5883\u4e0b&#xff0c;\u5355\u72ec\u53bb\u58f0\u660e.d.ts\u6587\u4ef6\u6ca1\u6709\u592a\u5927\u7684\u610f\u4e49&#xff0c;\u9996\u5148\u5927\u5bb6\u8981\u77e5\u9053\u8fd9\u4e2a\u95ee\u9898\u3002\u6240\u4ee5&#xff0c;\u8981\u4f7f\u7528.d.ts\u58f0\u660e\u6587\u4ef6\u7684\u573a\u666f\u4e00\u822c\u662f&#xff1a;<\/p>\n<li>\u81ea\u5df1\u5199\u4e86\u4e00\u4e2a\u4e3b\u8981\u662fJavascript\u4ee3\u7801\u7684\u7b2c\u4e09\u65b9\u5e93&#xff0c;\u9700\u8981\u7ed9\u8fd9\u5199Javascript\u4ee3\u7801\u52a0\u4e0a\u7c7b\u578b\u58f0\u660e&#xff0c;\u4ee5\u4fbf\u7528\u6237\u4f7f\u7528\u7684\u65f6\u5019\u53ef\u4ee5\u5f97\u5230\u7c7b\u578b\u58f0\u660e&#xff0c;\u65b9\u4fbf\u8c03\u7528API\u3002<\/li>\n<li>\u81ea\u5df1\u4e0b\u8f7d\u4e86\u522b\u4eba\u5199\u7684\u7b2c\u4e09\u65b9\u5e93&#xff0c;\u4f46\u662f\u6ca1\u6709typescript\u7c7b\u578b\u58f0\u660e&#xff0c;\u5728\u793e\u533a DefinitelyTyped\u4e2d\u4e5f\u6ca1\u6709\u627e\u5230\u5bf9\u5e94\u7684\u7c7b\u578b\u58f0\u660e&#xff0c;\u4f46\u662f\u6211\u4eec\u4e00\u5b9a\u8981\u7528\u8fd9\u4e2a\u5e93&#xff0c;\u53ef\u4ee5\u624b\u52a8\u4e3a\u8fd9\u4e2a\u5e93\u6dfb\u52a0\u4e00\u4e9b\u7b80\u5355\u7684\u7c7b\u578b\u58f0\u660e&#xff0c;\u4ee5\u514d\u6211\u4eec\u81ea\u5df1\u9879\u76ee\u5728\u4f7f\u7528\u8fd9\u4e2a\u7b2c\u4e09\u65b9\u5e93\u6ca1\u6709\u7c7b\u578b\u58f0\u660e\u62a5\u51fa\u9519\u8bef\u63d0\u793a\u3002<\/li>\n<li>\u5728\u505a\u5e94\u7528\u9879\u76ee\u7684\u65f6\u5019&#xff0c;\u9700\u8981\u8865\u5145\u4e00\u4e9b\u5168\u5c40\u7684\u7c7b\u578b\u58f0\u660e\u7684\u65f6\u5019&#xff0c;\u6211\u4eec\u53ef\u80fd\u9700\u8981\u81ea\u5df1\u52a8\u624b\u5199.d.ts\u6587\u4ef6&#xff0c;\u5176\u5b9e\u8fd9\u79cd\u60c5\u51b5\u5927\u591a\u6570\u8fd8\u662f\u548c\u7b2c2\u70b9\u6709\u5173\u7cfb<\/li>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u76ee\u5f55\u524d\u8a00\u4e00\u3001\u4ec0\u4e48\u662f\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u4e8c\u3001\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u7684\u6765\u6e90\u4e09\u3001\u5982\u4f55\u81ea\u52a8\u751f\u6210\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u56db\u3001\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u4e94\u3001\u5916\u90e8\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u524d\u8a00<br \/>\n\u5728TypeScript&#xff08;\u4ee5\u4e0b\u7b80\u79f0TS&#xff09;\u7684\u5b66\u4e60\u548c\u5b9e\u6218\u4e2d&#xff0c;\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff08;.d.ts&#xff09;\u662f\u4e00\u4e2a\u8d2f\u7a7f\u5165\u95e8\u5230\u8fdb\u9636\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9\u3002\u5b83\u4e0d\u4ec5\u80fd\u89e3\u51b3\u201c\u7c7b\u578b\u7f3a\u5931\u201d\u5bfc\u81f4\u7684\u5f00\u53d1\u63d0\u793a\u5f02\u5e38\u3001\u7f16\u8bd1\u62a5\u9519&#xff0c;\u66f4\u80fd\u8ba9\u6211\u4eec\u5728\u4f7f\u7528\u7b2c\u4e09\u65b9JS\u5e93\u65f6&#xff0c;\u4eab\u53d7TS\u5e26\u6765\u7684\u7c7b\u578b\u6821\u9a8c\u548c\u667a\u80fd\u63d0\u793a&#xff0c;\u662f\u524d\u7aef<\/p>\n","protected":false},"author":2,"featured_media":79378,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[187,524,568,625,3099,87],"topic":[],"class_list":["post-79383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-javascript","tag-react-js","tag-typescript","tag-vue-js","tag-webpack","tag-87"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/79383.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u76ee\u5f55\u524d\u8a00\u4e00\u3001\u4ec0\u4e48\u662f\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u4e8c\u3001\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u7684\u6765\u6e90\u4e09\u3001\u5982\u4f55\u81ea\u52a8\u751f\u6210\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u56db\u3001\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u4e94\u3001\u5916\u90e8\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u524d\u8a00 \u5728TypeScript&#xff08;\u4ee5\u4e0b\u7b80\u79f0TS&#xff09;\u7684\u5b66\u4e60\u548c\u5b9e\u6218\u4e2d&#xff0c;\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff08;.d.ts&#xff09;\u662f\u4e00\u4e2a\u8d2f\u7a7f\u5165\u95e8\u5230\u8fdb\u9636\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9\u3002\u5b83\u4e0d\u4ec5\u80fd\u89e3\u51b3\u201c\u7c7b\u578b\u7f3a\u5931\u201d\u5bfc\u81f4\u7684\u5f00\u53d1\u63d0\u793a\u5f02\u5e38\u3001\u7f16\u8bd1\u62a5\u9519&#xff0c;\u66f4\u80fd\u8ba9\u6211\u4eec\u5728\u4f7f\u7528\u7b2c\u4e09\u65b9JS\u5e93\u65f6&#xff0c;\u4eab\u53d7TS\u5e26\u6765\u7684\u7c7b\u578b\u6821\u9a8c\u548c\u667a\u80fd\u63d0\u793a&#xff0c;\u662f\u524d\u7aef\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/79383.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-01T14:49:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144938-69a452020fe84.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/79383.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/79383.html\",\"name\":\"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-03-01T14:49:40+00:00\",\"dateModified\":\"2026-03-01T14:49:40+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/79383.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/79383.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/79383.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/79383.html","og_locale":"zh_CN","og_type":"article","og_title":"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u76ee\u5f55\u524d\u8a00\u4e00\u3001\u4ec0\u4e48\u662f\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u4e8c\u3001\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u7684\u6765\u6e90\u4e09\u3001\u5982\u4f55\u81ea\u52a8\u751f\u6210\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u56db\u3001\u5185\u7f6e\u58f0\u660e\u6587\u4ef6\u4e94\u3001\u5916\u90e8\u7c7b\u578b\u58f0\u660e\u6587\u4ef6\u524d\u8a00 \u5728TypeScript&#xff08;\u4ee5\u4e0b\u7b80\u79f0TS&#xff09;\u7684\u5b66\u4e60\u548c\u5b9e\u6218\u4e2d&#xff0c;\u7c7b\u578b\u58f0\u660e\u6587\u4ef6&#xff08;.d.ts&#xff09;\u662f\u4e00\u4e2a\u8d2f\u7a7f\u5165\u95e8\u5230\u8fdb\u9636\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9\u3002\u5b83\u4e0d\u4ec5\u80fd\u89e3\u51b3\u201c\u7c7b\u578b\u7f3a\u5931\u201d\u5bfc\u81f4\u7684\u5f00\u53d1\u63d0\u793a\u5f02\u5e38\u3001\u7f16\u8bd1\u62a5\u9519&#xff0c;\u66f4\u80fd\u8ba9\u6211\u4eec\u5728\u4f7f\u7528\u7b2c\u4e09\u65b9JS\u5e93\u65f6&#xff0c;\u4eab\u53d7TS\u5e26\u6765\u7684\u7c7b\u578b\u6821\u9a8c\u548c\u667a\u80fd\u63d0\u793a&#xff0c;\u662f\u524d\u7aef","og_url":"https:\/\/www.wsisp.com\/helps\/79383.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-03-01T14:49:40+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260301144938-69a452020fe84.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/79383.html","url":"https:\/\/www.wsisp.com\/helps\/79383.html","name":"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-03-01T14:49:40+00:00","dateModified":"2026-03-01T14:49:40+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/79383.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/79383.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/79383.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u3010\u524d\u7aef\u8fdb\u9636\u4e4b\u65c5\u3011TypeScript\u4e2d\u7684\u7c7b\u578b\u58f0\u660e\u6587\u4ef6"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/79383","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=79383"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/79383\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/79378"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=79383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=79383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=79383"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=79383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}