{"id":6304,"date":"2023-01-07T12:31:48","date_gmt":"2023-01-07T04:31:48","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6304"},"modified":"2023-01-07T12:31:48","modified_gmt":"2023-01-07T04:31:48","slug":"%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8node-js%e7%9a%84http%e6%a8%a1%e5%a1%8a%e6%a7%8b%e5%bb%bahttp%e6%9c%8d%e5%8b%99%e5%99%a8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/node-js\/%e4%ba%86%e8%a7%a3%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8node-js%e7%9a%84http%e6%a8%a1%e5%a1%8a%e6%a7%8b%e5%bb%bahttp%e6%9c%8d%e5%8b%99%e5%99%a8\/","title":{"rendered":"\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Node.js\u7684HTTP\u6a21\u584a\u69cb\u5efaHTTP\u670d\u52d9\u5668"},"content":{"rendered":"

<\/p>\n

\u5982\u4f55\u4f7f\u7528 Node.js \u7684 ‘http’ \u6a21\u5757\u6784\u5efa HTTP \u670d\u52a1\u5668<\/h1>\n

Node.js \u662f\u4e00\u500b\u57fa\u65bc JavaScript \u7684\u958b\u6e90\u3001\u8de8\u5e73\u53f0\u7684 JavaScript \u74b0\u5883\uff0c\u53ef\u4ee5\u7528\u65bc\u958b\u767c\u670d\u52d9\u5668\u7aef\u548c\u7db2\u7d61\u61c9\u7528\u7a0b\u5e8f\u3002\u5b83\u5177\u6709\u8c50\u5bcc\u7684\u6a21\u584a\uff0c\u53ef\u4ee5\u7528\u65bc\u69cb\u5efa HTTP \u670d\u52d9\u5668\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Node.js \u7684 ‘http’ \u6a21\u584a\u6784\u5efa HTTP \u670d\u52a1\u5668\u3002<\/p>\n

\u4ec0\u9ebc\u662f ‘http’ \u6a21\u584a\uff1f<\/h2>\n

Node.js \u7684 ‘http’ \u6a21\u584a\u662f\u4e00\u500b\u5167\u7f6e\u6a21\u584a\uff0c\u53ef\u4ee5\u7528\u65bc\u69cb\u5efa HTTP \u670d\u52d9\u5668\u548c\u5ba2\u6236\u7aef\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u7684 API\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5feb\u901f\u69cb\u5efa HTTP \u670d\u52d9\u5668\u548c\u5ba2\u6236\u7aef\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528 ‘http’ \u6a21\u584a\u6784\u5efa HTTP \u670d\u52a1\u5668\uff1f<\/h2>\n

\u8981\u4f7f\u7528 ‘http’ \u6a21\u584a\u6784\u5efa HTTP \u670d\u52a1\u5668\uff0c\u9996\u5148\u9700\u8981\u5f15\u5165 ‘http’ \u6a21\u584a\uff1a<\/p>\n

\nconst http = require('http');\n<\/pre>\n
\u7136\u5f8c\uff0c\u4f7f\u7528 ‘http’ \u6a21\u584a\u7684 ‘createServer’ \u65b9\u6cd5\u5275\u5efa\u4e00\u500b HTTP \u670d\u52d9\u5668\uff1a<\/p>\n
\nconst server = http.createServer((req, res) => {\n  \/\/ \u5728\u9019\u88e1\u5beb\u4f60\u7684\u4ee3\u78bc\n});\n<\/pre>\n
‘createServer’ \u65b9\u6cd5\u63a5\u53d7\u4e00\u500b\u56de\u8abf\u51fd\u6578\uff0c\u8a72\u56de\u8abf\u51fd\u6578\u63a5\u53d7\u5169\u500b\u53c3\u6578\uff1a’req’ \u548c ‘res’\u3002’req’ \u662f\u4e00\u500b ‘IncomingMessage’ \u5c0d\u8c61\uff0c\u8868\u793a\u5ba2\u6236\u7aef\u7684\u8acb\u6c42\uff1b’res’ \u662f\u4e00\u500b ‘ServerResponse’ \u5c0d\u8c61\uff0c\u8868\u793a\u670d\u52d9\u5668\u7684\u97ff\u61c9\u3002<\/p>\n
\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u4f7f\u7528 ‘listen’ \u65b9\u6cd5\u4f86\u76e3\u807d\u4e00\u500b\u7aef\u53e3\uff1a<\/p>\n
\nserver.listen(3000, () => {\n  console.log('Server is running on port 3000');\n});\n<\/pre>\n
\u4e0a\u9762\u7684\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 ‘listen’ \u65b9\u6cd5\u76e3\u807d\u4e86\u7aef\u53e3 3000\u3002\u7576\u6709\u5ba2\u6236\u7aef\u8acb\u6c42\u6642\uff0c\u670d\u52d9\u5668\u5c31\u6703\u57f7\u884c\u56de\u8abf\u51fd\u6578\uff0c\u4e26\u5c07 ‘req’ \u548c ‘res’ \u5c0d\u8c61\u50b3\u905e\u7d66\u5b83\u3002<\/p>\n
\u73fe\u5728\uff0c\u6211\u5011\u53ef\u4ee5\u5728\u56de\u8abf\u51fd\u6578\u4e2d\u5beb\u5165\u6211\u5011\u7684\u4ee3\u78bc\uff0c\u4f8b\u5982\uff1a<\/p>\n
\nconst server = http.createServer((req, res) => {\n  res.writeHead(200, { 'Content-Type': 'text\/plain' });\n  res.end('Hello World\\n');\n});\n<\/pre>\n
\u4e0a\u9762\u7684\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 ‘writeHead’ \u65b9\u6cd5\u5c07\u97ff\u61c9\u982d\u90e8\u8a2d\u7f6e\u70ba 200\uff0c\u4e26\u8a2d\u7f6e ‘Content-Type’ \u70ba ‘text\/plain’\u3002\u7136\u5f8c\uff0c\u4f7f\u7528 ‘end’ \u65b9\u6cd5\u5c07 ‘Hello World’ \u5b57\u7b26\u4e32\u50b3\u905e\u7d66\u5ba2\u6236\u7aef\u3002<\/p>\n
\u73fe\u5728\uff0c\u6211\u5011\u5df2\u7d93\u69cb\u5efa\u4e86\u4e00\u500b\u7c21\u55ae\u7684 HTTP \u670d\u52d9\u5668\uff0c\u53ef\u4ee5\u63a5\u53d7\u5ba2\u6236\u7aef\u7684\u8acb\u6c42\uff0c\u4e26\u5c07 ‘Hello World’ \u5b57\u7b26\u4e32\u50b3\u905e\u7d66\u5ba2\u6236\u7aef\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 Node.js \u7684 ‘http’ \u6a21\u584a\u6784\u5efa HTTP \u670d\u52a1\u5668\u3002\u6211\u5011\u9996\u5148\u5f15\u5165 ‘http’ \u6a21\u584a\uff0c\u7136\u5f8c\u4f7f\u7528 ‘createServer’ \u65b9\u6cd5\u5275\u5efa\u4e00\u500b HTTP \u670d\u52d9\u5668\uff0c\u4e26\u4f7f\u7528 ‘listen’ \u65b9\u6cd5\u76e3\u807d\u4e00\u500b\u7aef\u53e3\u3002\u6700\u5f8c\uff0c\u6211\u5011\u5728\u56de\u8abf\u51fd\u6578\u4e2d\u5beb\u5165\u6211\u5011\u7684\u4ee3\u78bc\uff0c\u5c07 ‘Hello World’ \u5b57\u7b26\u4e32\u50b3\u905e\u7d66\u5ba2\u6236\u7aef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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