{"id":13852,"date":"2025-04-18T20:43:17","date_gmt":"2025-04-18T12:43:17","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/13852.html"},"modified":"2025-04-18T20:43:17","modified_gmt":"2025-04-18T12:43:17","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8node-js%e5%88%9b%e5%bb%ba%e4%b8%80%e4%b8%aa%e7%ae%80%e5%8d%95%e7%9a%84-http-%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%9f%e8%af%b7%e5%86%99%e5%87%ba%e7%a4%ba%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/13852.html","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Node.js\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 HTTP \u670d\u52a1\u5668\uff1f\u8bf7\u5199\u51fa\u793a\u4f8b\u4ee3\u7801"},"content":{"rendered":"<h2>\u5982\u4f55\u4f7f\u7528 Node.js \u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 HTTP \u670d\u52a1\u5668<\/h2>\n<p>Node.js \u662f\u4e00\u79cd\u5f3a\u5927\u7684 JavaScript \u8fd0\u884c\u73af\u5883&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u5728\u670d\u52a1\u5668\u7aef\u8fd0\u884c JavaScript 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2&#xff1a;\u521d\u59cb\u5316\u9879\u76ee<\/h4>\n<p>\u53ef\u4ee5\u9009\u62e9\u521d\u59cb\u5316\u4e00\u4e2a\u65b0\u7684 npm \u9879\u76ee&#xff0c;\u8fd9\u6837\u4f60\u53ef\u4ee5\u8f7b\u677e\u7ba1\u7406\u4f9d\u8d56\u9879&#xff1a;<\/p>\n<p><span class=\"token function\">npm<\/span> init <span class=\"token parameter variable\">-y<\/span><\/p>\n<p>\u8fd9\u5c06\u751f\u6210\u4e00\u4e2a package.json \u6587\u4ef6&#xff0c;\u5176\u4e2d\u5305\u542b\u9879\u76ee\u7684\u57fa\u672c\u4fe1\u606f\u3002<\/p>\n<h4>\u6b65\u9aa4 3&#xff1a;\u521b\u5efa\u670d\u52a1\u5668\u6587\u4ef6<\/h4>\n<p>\u5728\u9879\u76ee\u6587\u4ef6\u5939\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a server.js \u7684\u6587\u4ef6\u3002\u8fd9\u5c06\u662f\u6211\u4eec\u7684 HTTP \u670d\u52a1\u5668\u4ee3\u7801\u6587\u4ef6\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p><span class=\"token function\">touch<\/span> server.js<\/p>\n<h4>\u6b65\u9aa4 4&#xff1a;\u7f16\u5199 HTTP \u670d\u52a1\u5668\u4ee3\u7801<\/h4>\n<p>\u6253\u5f00 server.js \u6587\u4ef6&#xff0c;\u8f93\u5165\u4ee5\u4e0b\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">const<\/span> http <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;http&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u521b\u5efa HTTP \u670d\u52a1\u5668<\/span><br \/>\n<span class=\"token keyword\">const<\/span> server <span class=\"token operator\">&#061;<\/span> http<span class=\"token punctuation\">.<\/span><span class=\"token function\">createServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u54cd\u5e94\u5934<\/span><br \/>\n    res<span class=\"token punctuation\">.<\/span><span class=\"token function\">writeHead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">200<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token string-property property\">&#039;Content-Type&#039;<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;text\/plain&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u54cd\u5e94\u5185\u5bb9<\/span><br \/>\n    res<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;Hello, World! This is my first HTTP server using Node.js.\\\\n&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5b9a\u4e49\u670d\u52a1\u5668\u7aef\u53e3<\/span><br \/>\n<span class=\"token keyword\">const<\/span> <span class=\"token constant\">PORT<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">3000<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u542f\u52a8\u670d\u52a1\u5668<\/span><br \/>\nserver<span class=\"token punctuation\">.<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">PORT<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/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><span class=\"token template-string\"><span class=\"token template-punctuation string\">&#096;<\/span><span class=\"token string\">Server is running at http:\/\/localhost:<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span><span class=\"token constant\">PORT<\/span><span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">\/<\/span><span class=\"token template-punctuation string\">&#096;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>\u4ee3\u7801\u89e3\u6790<\/h4>\n<li>\n<p>\u5f15\u5165 http \u6a21\u5757&#xff1a;const http &#061; require(&#039;http&#039;); \u901a\u8fc7\u5f15\u5165 Node.js \u5185\u7f6e\u7684 http \u6a21\u5757&#xff0c;\u53ef\u4ee5\u521b\u5efa HTTP \u670d\u52a1\u5668\u3002<\/p>\n<\/li>\n<li>\n<p>\u521b\u5efa\u670d\u52a1\u5668&#xff1a;http.createServer() \u51fd\u6570\u7528\u4e8e\u521b\u5efa HTTP \u670d\u52a1\u5668\u3002\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570&#xff0c;\u8fd9\u4e2a\u56de\u8c03\u51fd\u6570\u4f1a\u5728\u6bcf\u6b21\u8bf7\u6c42\u5230\u8fbe\u65f6\u88ab\u8c03\u7528\u3002\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\u6709\u4e24\u4e2a&#xff0c;\u5206\u522b\u4e3a req&#xff08;\u8bf7\u6c42\u5bf9\u8c61&#xff09;\u548c res&#xff08;\u54cd\u5e94\u5bf9\u8c61&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bbe\u7f6e\u54cd\u5e94\u5934&#xff1a;res.writeHead(200, { &#039;Content-Type&#039;: &#039;text\/plain&#039; }); \u8fd9\u6bb5\u4ee3\u7801\u8bbe\u7f6e\u54cd\u5e94\u72b6\u6001\u7801\u4e3a 200&#xff08;\u8868\u793a\u8bf7\u6c42\u6210\u529f&#xff09;&#xff0c;\u5e76\u6307\u5b9a\u54cd\u5e94\u5185\u5bb9\u7c7b\u578b\u4e3a\u6587\u672c\u3002<\/p>\n<\/li>\n<li>\n<p>\u53d1\u9001\u54cd\u5e94\u5185\u5bb9&#xff1a;res.end(&#039;Hello, World! This is my first HTTP server using Node.js.\\\\n&#039;); \u8fd9\u6bb5\u4ee3\u7801\u5c06\u5b57\u7b26\u4e32\u5185\u5bb9\u4f5c\u4e3a\u54cd\u5e94\u53d1\u9001\u56de\u5ba2\u6237\u7aef\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u4e49\u670d\u52a1\u5668\u7aef\u53e3&#xff1a;const PORT &#061; 3000; \u6307\u5b9a\u670d\u52a1\u5668\u7684\u76d1\u542c\u7aef\u53e3\u4e3a 3000\u3002<\/p>\n<\/li>\n<li>\n<p>\u542f\u52a8\u670d\u52a1\u5668&#xff1a;server.listen(PORT, () &#061;&gt; { &#8230; }); \u542f\u52a8\u670d\u52a1\u5668&#xff0c;\u5e76\u5728\u670d\u52a1\u5668\u542f\u52a8\u540e\u8f93\u51fa\u4e00\u6761\u6d88\u606f&#xff0c;\u6307\u793a\u670d\u52a1\u5668\u6b63\u5728\u8fd0\u884c\u7684\u5730\u5740\u3002<\/p>\n<\/li>\n<h4>\u6b65\u9aa4 5&#xff1a;\u8fd0\u884c\u670d\u52a1\u5668<\/h4>\n<p>\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u8fd0\u884c\u670d\u52a1\u5668&#xff1a;<\/p>\n<p><span class=\"token function\">node<\/span> server.js<\/p>\n<p>\u5982\u679c\u4f60\u770b\u5230\u4ee5\u4e0b\u8f93\u51fa&#xff0c;\u8bf4\u660e\u670d\u52a1\u5668\u5df2\u7ecf\u6210\u529f\u542f\u52a8&#xff1a;<\/p>\n<p>Server is running at http:\/\/localhost:3000\/<\/p>\n<h4>\u6b65\u9aa4 6&#xff1a;\u6d4b\u8bd5\u4f60\u7684 HTTP \u670d\u52a1\u5668<\/h4>\n<p>\u6253\u5f00\u4f60\u7684\u6d4f\u89c8\u5668&#xff0c;\u8f93\u5165\u5730\u5740 http:\/\/localhost:3000\/&#xff0c;\u7136\u540e\u6309\u4e0b\u56de\u8f66\u3002\u4f60\u5e94\u8be5\u80fd\u770b\u5230\u4ee5\u4e0b\u5185\u5bb9&#xff1a;<\/p>\n<p>Hello, World! 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