{"id":32647,"date":"2023-12-08T16:11:59","date_gmt":"2023-08-17T23:13:57","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e6%9e%84%e5%bb%baweb%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%9a%84%e6%ad%a5%e9%aa%a4-%e9%a2%84%e5%a4%87%e7%9f%a5%e8%af%86%e5%92%8c%e7%ae%80%e5%8d%95%e5%86%99%e4%bd%9c\/"},"modified":"2024-05-04T12:41:35","modified_gmt":"2024-05-04T04:41:35","slug":"%e4%bd%bf%e7%94%a8node-js%e6%9e%84%e5%bb%baweb%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%9a%84%e6%ad%a5%e9%aa%a4-%e9%a2%84%e5%a4%87%e7%9f%a5%e8%af%86%e5%92%8c%e7%ae%80%e5%8d%95%e5%86%99%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e6%9e%84%e5%bb%baweb%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%9a%84%e6%ad%a5%e9%aa%a4-%e9%a2%84%e5%a4%87%e7%9f%a5%e8%af%86%e5%92%8c%e7%ae%80%e5%8d%95%e5%86%99%e4%bd%9c\/","title":{"rendered":"\u4f7f\u7528Node.js\u6784\u5efaWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u6b65\u9aa4 – \u9884\u5907\u77e5\u8bc6\u548c\u7b80\u5355\u5199\u4f5c –"},"content":{"rendered":"

\u672c\u6b21\u7684\u76ee\u6807<\/h1>\n

\u4eca\u56de\u7684\u5185\u5bb9\u662f\u5173\u4e8eNode.js\u7684\u5b89\u88c5\u4ee5\u53ca\u5bf9HTTP\u901a\u8baf\u7684\u5927\u81f4\u7406\u89e3\uff0c\u8fd8\u6709\u901a\u8fc7\u7b80\u5355\u7f16\u5199\u4ee3\u7801\u5efa\u7acbNode\u670d\u52a1\u5668\u7684\u90e8\u5206\u3002<\/p>\n

\u5b89\u88c5Node.js<\/h1>\n

\u9996\u5148\uff0c\u9700\u8981\u786e\u8ba4\u662f\u5426\u5df2\u7ecf\u5b89\u88c5\u4e86node.js\u3002
\n\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165node -v\uff0c\u5982\u679c\u663e\u793a\u51fa\u7248\u672c\u53f7\u5c31\u8868\u793aOK\u3002<\/p>\n

$ <\/span>node -v<\/span>\r\nv10.11.0\r\n<\/code><\/pre>\n
\u5982\u679c\u65e0\u6cd5\u663e\u793a\uff0c\u8bf7\u4ece\u5b98\u65b9\u7f51\u7ad9\u83b7\u53d6node.js\u7684\u8f6f\u4ef6\u5305\u5e76\u5b89\u88c5\u3002
\nhttps:\/\/nodejs.org\/ja\/<\/p>\n
\u5982\u679c\u6ca1\u6709\u7279\u522b\u539f\u56e0\u7684\u8bdd\uff0c\u6211\u4eec\u5e94\u8be5\u5b89\u88c5LTS\u7248\u672c\u3002
\n\u203bLTS\u4ee3\u8868\u957f\u671f\u652f\u6301\uff0c\u8868\u793a\u8fd9\u4e2a\u7248\u672c\u662f\u7a33\u5b9a\u7684\uff0c\u5e76\u4e14\u5c06\u957f\u671f\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n
\u8bd5\u7740\u7528Node\u670d\u52a1\u5668\u76f4\u63a5\u7f16\u5199<\/h1>\n
\u9996\u5148\uff0c\u7f51\u7edc\u9875\u9762\u7684\u663e\u793a\u673a\u5236<\/h2>\n
\u9996\u5148\uff0c\u6211\u4eec\u8981\u4e86\u89e3\u7f51\u9875\u662f\u5982\u4f55\u663e\u793a\u51fa\u6765\u7684\u3002\u7b80\u5316\u6765\u8bf4\uff0c\u53ef\u4ee5\u5982\u4e0b\u89e3\u91ca\u3002<\/p>\n
\"image.png\"<\/div>\n
\u6211\u4eec\u9010\u4e2a\u6765\u770b\u5427\u3002<\/p>\n
\u5f53\u4f60\u8f93\u5165\u7f51\u5740\uff08URL \/ URI\uff09http:\/\/hoge.com\u65f6\uff0cWeb\u6d4f\u89c8\u5668\uff08\u5982Chrome\uff0cFirefox\u7b49\uff09\u4f1a\u5e2e\u4f60\u5bfb\u627e\u4f4d\u4e8ehoge.com\u7684\u670d\u52a1\u5668\u3002<\/p>\n
\"image.png\"<\/div>\n
\u5982\u679c\u7528\u73b0\u5b9e\u4e16\u754c\u6765\u6bd4\u55bb\uff0c\u5c31\u50cf\u662f\u5728\u7ed9\u4e1c\u4eac\u5e02\u25cb\u25cb\u533a\u25b3\u25b39999-9999\u53d1\u9001\u6307\u4ee4\uff01<\/p>\n
\u7f51\u9875\u6d4f\u89c8\u5668\u4f1a\u6839\u636e\u8f93\u5165\u7684\u5730\u5740\uff0c\u4e5f\u5c31\u662fURL\uff0c\u5411DNS\u670d\u52a1\u5668\u4e4b\u7c7b\u7684\u8be2\u95ee\u5e76\u67e5\u627e\u540d\u4e3ahoge.com\u7684\u670d\u52a1\u5668\u7684\u4f4d\u7f6e\u3002<\/p>\n
\u5f53\u627e\u5230hoge.com\u7684\u670d\u52a1\u5668\u540e\uff0c\u4f1a\u901a\u8fc7\u8be5\u670d\u52a1\u5668\u768480\u53f7\u7aef\u53e3\u5f00\u59cb\u901a\u4fe1\u3002\u6211\u4e0d\u4f1a\u8be6\u7ec6\u63cf\u8ff0\uff0c\u4f46\u670d\u52a1\u5668\u6709\u5f88\u591a\u5165\u53e3\u548c\u51fa\u53e3\uff0cHTTP\u901a\u4fe1\uff0c\u4e5f\u5c31\u662fHTML\u4ea4\u4e92\u901a\u4fe1\u4f1a\u4f7f\u752880\u53f7\u51fa\u53e3\uff0c\u8bf7\u5c06\u5176\u89c6\u4e3a\u5927\u81f4\u60c5\u51b5\u3002<\/p>\n
\u8fd9\u5c31\u662f\u53d1\u9001\u7684\u8bf7\u6c42\u3002<\/p>\n
\"image.png\"<\/div>\n
\u7136\u540e\uff0c\u670d\u52a1\u5668\u6839\u636e\u8be5\u8bf7\u6c42\u4fe1\u606f\u8fd4\u56de\u76f8\u5e94\u7684\u6570\u636e\u3002\u8fd9\u5c31\u662f\u54cd\u5e94\u3002<\/p>\n
\"image.png\"<\/div>\n
\u8fd9\u6b21\u8fd4\u56de\u7684\u662fHTML\u6587\u4ef6\u3002
\nWeb\u6d4f\u89c8\u5668\u4f1a\u8bfb\u53d6\u8fd9\u4e2a\u4fe1\u606f\uff0c\u5e76\u5728Web\u6d4f\u89c8\u5668\u4e0a\u4ee5\u4eba\u4eec\u6613\u61c2\u7684\u5f62\u5f0f\u5c55\u793a\u51fa\u6765\u3002<\/p>\n
\"image.png\"<\/div>\n
\u8bf7\u8bb0\u4f4f\uff0c”\u8bf7\u6c42”\u548c”\u54cd\u5e94”\u8fd9\u4e2a\u6982\u5ff5\u5c06\u5728\u672a\u6765\u53d8\u5f97\u66f4\u52a0\u91cd\u8981\u3002<\/p>\n
\u8ba9\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u8fd9\u4e2a\u8bf7\u6c42\u548c\u54cd\u5e94\u5b9e\u9645\u4e0a\u5199\u4e86\u4e9b\u4ec0\u4e48\u3002\u8bf7\u5728\u7ec8\u7aef\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n
curl -v<\/span> [<\/span>\u597d\u304d\u306aURL]\r\n<\/code><\/pre>\n
\u80af\u5b9a\u4f1a\u51fa\u73b0\u8fd9\u6837\u7684\u753b\u9762\u3002\uff08\u4ece\u8fc7\u53bb\u7684\u8d44\u6599\u4e2d\u8f6c\u7528\uff09<\/p>\n
\"image.png\"<\/div>\n
\u8bf7\u6ce8\u610f\u8bf7\u6c42\u884c\u548cHOST\u3002<\/p>\n
GET \/scrayping-handson\/index.html \r\nHOST: cha1ra.github.io\r\n<\/code><\/pre>\n
GET\u662f\u4e00\u79cd\u65b9\u6cd5\u3002\u5728HTTP\u4e2d\uff0c\u6709\u4e00\u4e2a\u53eb\u505a\u65b9\u6cd5\u7684\u89c4\u5219\uff0c\u7528\u6237\u5fc5\u987b\u63cf\u8ff0\u4ed6\u4eec\u60f3\u8981\u6267\u884c\u7684\u64cd\u4f5c\u3002<\/p>\n
\u65b9\u6cd5\u6709\u51e0\u79cd\u7c7b\u578b\u3002\u53ef\u4ee5\u53c2\u8003\u8fd9\u4e9b\u5185\u5bb9\u3002https:\/\/qiita.com\/r_fukuma\/items\/a9e8d18467fe3e04068e<\/p>\n
\u8fd9\u6b21\u7684GET\u662f\u6307\u60f3\u8981\u83b7\u53d6\u8d44\u6e90\uff08\u6570\u636e\uff09\u7684\u610f\u601d\u3002
\n\u6240\u4ee5\uff0c\u5b83\u4f1a\u8fd4\u56de\u7ed9\u4f60\u4e00\u4e2aHTML\u6587\u4ef6\u3002<\/p>\n
\u4e3b\u4eba\u662f\u521a\u624d\u8bf4\u7684\u5730\u5740\u3002<\/p>\n
\u6240\u4ee5\uff0c\u4ee5\u4e0a\u7684\u547d\u4ee4\u6587\u7ffb\u8bd1\u6210\u4e2d\u6587\u5c31\u662f\u8fd9\u6837\u3002<\/p>\n
\u30de\u30f3\u30b7\u30e7\u30f3HOGE XXX\u53f7\u5ba4 \u306b\u3042\u308b\u60c5\u5831\u3092\u304f\u3060\u3055\u3044(GET)\r\n\u4f4f\u6240\uff1a \u6771\u4eac\u90fd\u25cb\u25cb\u533a9999-9999\r\n<\/code><\/pre>\n
\u800c\u53e6\u4e00\u4e2a\u9700\u8981\u60a8\u6ce8\u610f\u7684\u662f\u54cd\u5e94\u4e2d\u7684Content-Type\u90e8\u5206\u3002<\/p>\n
Content-Type: text\/html;\r\n<\/code><\/pre>\n
\u9700\u8981\u5728\u54cd\u5e94\u4e2d\u544a\u77e5\u8fd4\u56de\u8d44\u6e90\u7684\u79cd\u7c7b\u3002\u8fd9\u7bc7\u6587\u7ae0\u603b\u7ed3\u4e86\u5217\u8868\uff01\u4f60\u53ef\u4ee5\u770b\u770b\uff1a
\nhttps:\/\/qiita.com\/AkihiroTakamura\/items\/b93fbe511465f52bffaa<\/p>\n
\u8fd9\u6b21\u662ftext\/html\u683c\u5f0f\uff0c\u6240\u4ee5\u6211\u4f1a\u8fd4\u56de\u4e00\u4e2aHTML\u6587\u4ef6\uff0c\u5c31\u662f\u8fd9\u4e2a\u610f\u601d\u5662\uff01<\/p>\n
\u597d\u5427\uff0c\u5728\u8003\u8651\u8fd9\u6837\u7684\u60c5\u51b5\u4e0b\uff0c\u8ba9\u6211\u4eec\u5b9e\u9645\u4e0a\u7528Node.js\u6765\u7f16\u5199\u7a0b\u5e8f\u8bd5\u8bd5\u770b\u3002<\/p>\n
\u5199Node.js\u7a0b\u5e8f<\/h1>\n
\u8fdb\u884cnpm init<\/h2>\n
\u8001\u5b9e\u8bf4\uff0c\u5728\u8fd9\u4e2a\u4efb\u52a1\u4e2d\u6211\u4eec\u53ea\u4f7f\u7528\u4e86Node.js\u7684\u6807\u51c6\u6a21\u5757\uff0c\u6240\u4ee5\u8fd9\u9879\u5de5\u4f5c\u662f\u4e0d\u5fc5\u8981\u7684\u3002\u6211\u4e4b\u6240\u4ee5\u5199\u4e0b\u8fd9\u4e9b\u662f\u4e3a\u4e86\u4f5c\u4e3a\u89c4\u8303\u8981\u9075\u5faa\u7684\u610f\u601d\u3002<\/p>\n
\u73b0\u5728\uff0c\u6211\u4eec\u7ee7\u7eed\u6d41\u7545\u5730\u7f16\u5199\u7a0b\u5e8f\u3002
\n\u8ba9\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u559c\u6b22\u7684\u76ee\u5f55\u3002
\n\uff08\u6211\u8fd9\u6b21\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3anodejs_example\u7684\u76ee\u5f55\u3002\uff09<\/p>\n
\u5728\u7ec8\u7aef\u4e2d\uff0c\u5f53\u79fb\u52a8\u5230\u6240\u521b\u5efa\u7684\u76ee\u5f55\u540e\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n
$ <\/span>npm init\r\n<\/code><\/pre>\n
\u8fd9\u662f\u4e00\u4e2a\u547d\u4ee4\uff0c\u7528\u4e8e\u4e3a\u521b\u5efanode.js\u9879\u76ee\u7684\u521d\u59cb\u6587\u4ef6\u3002<\/p>\n
\u867d\u7136\u4f1a\u88ab\u95ee\u5230\u5f88\u591a\u4e0d\u540c\u7684\u95ee\u9898\uff0c\u50cf\u662f”\u544a\u8bc9\u6211\u5f00\u53d1\u8005\u7684\u540d\u5b57\uff01”\u6216\u8005”\u7ed9\u6211\u4ecb\u7ecd\u4e00\u4e0b\u8fd9\u4e2a\u5e94\u7528\u7684\u6982\u8981\uff01”\u4e4b\u7c7b\u7684\u95ee\u9898\uff0c\u4f46\u53ea\u662f\u50cf\u8fd9\u6b21\u4e00\u6837\u8fdb\u884c\u7b80\u5355\u7684\u6d4b\u8bd5\u7684\u8bdd\uff0c\u53ea\u9700\u8981\u91cd\u590d\u6309\u4e0b\u56de\u8f66\u952e\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
This utility will walk you through creating a package.json file.\r\nIt only covers the most common items, and tries to guess sensible defaults.\r\n\r\nSee `<\/span>npm help <\/span>json`<\/span> for <\/span>definitive documentation on these fields\r\nand exactly what they do<\/span>.<\/span>\r\n\r\nUse `<\/span>npm install<\/span> <pkg>`<\/span> afterwards to install <\/span>a package and\r\nsave it as a dependency in <\/span>the package.json file.\r\n\r\nPress ^C at any time <\/span>to quit.\r\npackage name: (<\/span>nodejs_sample)<\/span>\r\nversion: (<\/span>1.0.0)<\/span>\r\ndescription:\r\nentry point: (<\/span>index.js)<\/span>\r\ntest command<\/span>:\r\ngit repository:\r\nkeywords:\r\nauthor:\r\nlicense: (<\/span>ISC)<\/span>\r\nAbout to write to \/Users\/cha1ra\/Sites\/nodejs\/nodejs_express_example\/nodejs_sample\/package.json:\r\n\r\n{<\/span>\r\n  \"name\"<\/span>: \"nodejs_sample\"<\/span>,\r\n  \"version\"<\/span>: \"1.0.0\"<\/span>,\r\n  \"description\"<\/span>: \"\"<\/span>,\r\n  \"main\"<\/span>: \"index.js\"<\/span>,\r\n  \"scripts\"<\/span>: {<\/span>\r\n    \"test\"<\/span>: \"echo <\/span>\\\"<\/span>Error: no test specified<\/span>\\\"<\/span> && exit 1\"<\/span>\r\n  }<\/span>,\r\n  \"author\"<\/span>: \"\"<\/span>,\r\n  \"license\"<\/span>: \"ISC\"<\/span>\r\n}<\/span>\r\n\r\n\r\nIs this OK? (<\/span>yes<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u5b8c\u6210\u4e00\u5207\u5e76\u4e14\u751f\u6210\u4e86\u540d\u4e3apackage.json\u7684\u6587\u4ef6\uff0c\u90a3\u5c31\u7b97\u662f\u6210\u529f\u4e86\u3002<\/p>\n
$ ll\r\ntotal 8\r\n-rw-r--r--  1 cha1ra  staff   209B  3 12 16:29 package.json\r\n<\/code><\/pre>\n
\u521b\u5efa\u5e76\u8fd0\u884c\u4e00\u4e2a\u540d\u4e3aserver.js\u7684\u6587\u4ef6\u3002<\/h2>\n
\u73b0\u5728\uff0c\u6211\u4eec\u7ec8\u4e8e\u5f00\u59cb\u7f16\u5199\u4ee3\u7801\u4e86\u3002\u4e0d\u8fc7\uff0c\u8fd9\u5176\u5b9e\u975e\u5e38\u7b80\u5355\u3002
\n\u8bf7\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a server.js \u7684\u6587\u4ef6\uff0c\u5e76\u5c1d\u8bd5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u7f16\u5199\u3002<\/p>\n
const<\/span> http<\/span> =<\/span> require<\/span>(<\/span>'<\/span>http<\/span>'<\/span>)<\/span>\r\nconst<\/span> server<\/span> =<\/span> http<\/span>.<\/span>createServer<\/span>()<\/span>\r\n\r\nserver<\/span>.<\/span>on<\/span>(<\/span>'<\/span>request<\/span>'<\/span>,<\/span> function<\/span>(<\/span>req<\/span>,<\/span> res<\/span>)<\/span> {<\/span>\r\n    res<\/span>.<\/span>writeHead<\/span>(<\/span>200<\/span>,<\/span> {<\/span>'<\/span>Content-Type<\/span>'<\/span> :<\/span> '<\/span>text\/plain<\/span>'<\/span>})<\/span>\r\n    res<\/span>.<\/span>write<\/span>(<\/span>'<\/span>Example Response!<\/span>'<\/span>)<\/span>\r\n    res<\/span>.<\/span>end<\/span>()<\/span>\r\n})<\/span>\r\nserver<\/span>.<\/span>listen<\/span>(<\/span>3000<\/span>)<\/span>\r\nconsole<\/span>.<\/span>log<\/span>(<\/span>'<\/span>Server is working on port 3000<\/span>'<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u8bf7\u524d\u5f80\u7ec8\u7aef\u5c06server.js\u6240\u5728\u7684\u4f4d\u7f6e\uff0c\u5e76\u8f93\u5165\u4e0b\u65b9\u547d\u4ee4\u3002<\/p>\n
\u5982\u679c\u5c4f\u5e55\u4e0a\u663e\u793a\u51fa\u201c\u670d\u52a1\u5668\u6b63\u57283000\u7aef\u53e3\u4e0a\u8fd0\u884c\u201d\u7684\u53e5\u5b50\uff0c\u90a3\u5c31\u8868\u793a\u6210\u529f\u4e86\u3002<\/p>\n
$ <\/span>node server.js\r\nServer is working on port 3000\r\n<\/code><\/pre>\n
\u8bf7\u5c1d\u8bd5\u5728\u5f53\u524d\u72b6\u6001\u4e0b\u8bbf\u95ee http:\/\/localhost:3000\/ \u3002<\/p>\n
\"image.png\"<\/div>\n
\u5982\u679c\u51fa\u73b0\u8fd9\u6837\u7684\u663e\u793a\uff0c\u90a3\u5c31\u6210\u529f\u4e86\uff01\uff01\uff01<\/p>\n
\u4f60\u505a\u4e86\u4ec0\u4e48\u4e8b\u60c5\uff1f<\/h2>\n
\u597d\u5427\uff0c\u7a81\u7136\u5feb\u901f\u5730\u89e3\u91ca\u4e86\u4e00\u4e0b\u3002\u6211\u60f3\u6709\u4eba\u4f1a\u8bf4\uff1a\u201c\u544a\u8bc9\u6211\u4f60\u505a\u4e86\u4ec0\u4e48\uff01\u201d\u4f46\u5b9e\u9645\u4e0a\uff0c\u57fa\u672c\u4e0a\u89e3\u91ca\u5df2\u7ecf\u7ed3\u675f\u4e86\u3002<\/p>\n
\u8ba9\u6211\u4eec\u91cd\u65b0\u770b\u4e00\u4e0bserver.js\u7684\u4ee3\u7801\u3002<\/p>\n
\u5199\u4e0b\u8be5\u8981\u6c42\u7684\u6587\u6863<\/h3>\n
const<\/span> http<\/span> =<\/span> require<\/span>(<\/span>'<\/span>http<\/span>'<\/span>)<\/span>\r\nconst<\/span> server<\/span> =<\/span> http<\/span>.<\/span>createServer<\/span>()<\/span>\r\n<\/code><\/pre>\n
\u6211\u6b63\u5728\u4f7f\u7528\u8fd9\u4e2a\u8bf4\u660e\u6765\u8c03\u7528Node.js\u7684HTTP\u63a5\u53e3\u3002
\nhttps:\/\/nodejs.org\/api\/http.html
\n\u5728\u8fd9\u4e2a\u6a21\u5757\u4e2d\uff0c\u6211\u6b63\u5728\u4f7f\u7528\u5176\u4e2d\u7684createServer\u3002
\nhttps:\/\/nodejs.org\/api\/http.html#http_http_createserver_options_requestlistener<\/p>\n
$ node hoge.js\r\n<\/code><\/pre>\n
\u5f53\u4ee5\u8be5\u65b9\u5f0f\u8fd0\u884c\u6587\u4ef6\u65f6\uff0c\u5b83\u4f1a\u8bfb\u53d6require\u90e8\u5206\u7684\u5185\u5bb9\u3002<\/p>\n
\u8bbe\u7f6e\u8bf7\u6c42\u548c\u54cd\u5e94<\/h3>\n
\u5728\u63a5\u4e0b\u6765\u7684\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5c06\u5728server.on…\u90e8\u5206\u6267\u884c\u4e4b\u524d\u89e3\u91ca\u8bbe\u7f6e\u7684\u54cd\u5e94\u3002<\/p>\n
server<\/span>.<\/span>on<\/span>(<\/span>'<\/span>request<\/span>'<\/span>,<\/span> function<\/span>(<\/span>req<\/span>,<\/span> res<\/span>)<\/span> {<\/span>\r\n    res<\/span>.<\/span>writeHead<\/span>(<\/span>200<\/span>,<\/span> {<\/span>'<\/span>Content-Type<\/span>'<\/span> :<\/span> '<\/span>text\/plain<\/span>'<\/span>})<\/span>\r\n    res<\/span>.<\/span>write<\/span>(<\/span>'<\/span>Example Response!<\/span>'<\/span>)<\/span>\r\n    res<\/span>.<\/span>end<\/span>()<\/span>\r\n})<\/span>\r\n<\/code><\/pre>\n
res\u662fResponse\u7684\u7f29\u5199\u3002
\nContent-type\u4e0d\u662fHTML\uff0c\u800c\u662f\u7eaf\u6587\u672c\uff0c\u6240\u4ee5\u88ab\u6307\u5b9a\u4e3atext\/plain\u3002<\/p>\n
server<\/span>.<\/span>listen<\/span>(<\/span>3000<\/span>)<\/span>\r\nconsole<\/span>.<\/span>log<\/span>(<\/span>'<\/span>Server is working on port 3000<\/span>'<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528listen\u6765\u6307\u5b9a\u7aef\u53e3\u53f7(\u670d\u52a1\u5668\u6240\u5177\u6709\u7684\u95e8\u7684\u7f16\u53f7)\uff0c\u5c06\u5176\u8bbe\u7f6e\u4e3a3000\u3002\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u8bbf\u95eehttp:\/\/localhost:3000\/\u4e86\uff01<\/p>\n
\u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0c\u5982\u679c\u5bf9\u4e8e\u201clocalhost\u662f\u4ec0\u4e48\uff1f\u201d\u611f\u5230\u56f0\u60d1\u7684\u8bdd\uff0c\u6211\u60f3\u5728\u8fd9\u4e2a\u94fe\u63a5\u4e2d\u4f60\u80fd\u591f\u660e\u767d\u3002<\/p>\n
\n
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