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第一個web服務器

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書:

 1 var http = require("http");  //加載http模塊
 2 function process_request(req,res) {   //定義一個function   req=request  res=response
 3     var body = "Thanks for calling!\n";   
 4     var content_length = body.length;   //length 屬性可返回字符串中的字符數目。
 5     res.writeHead(200,{               //write HTTP header
6 ‘Content-Length‘: content_length, 7 ‘Content-Type‘ : ‘text/plain‘ 8 }); 9 res.end(body); 10 } 11 12 var s = http.createServer(process_request); 13 s.listen(8080);

 1 const http = require(‘http‘);
 2 
 3 const hostname = ‘127.0.0.1‘;
 4 const port = 3000;
 5 
 6 const server = http.createServer((req, res) => {
7 res.statusCode = 200; 8 res.setHeader(‘Content-Type‘, ‘text/plain‘); 9 res.end(‘Hello World\n‘); 10 }); 11 12 server.listen(port, hostname, () => { 13 console.log(`Server running at http://${hostname}:${port}/`); 14 });

javascript - JS中=>,>>>是什麽意思啊? - SegmentFault
https://segmentfault.com/q/1010000003751061

第一個web服務器