1 //一 使用require指令来载入http模块 2 var http = require('http'); 3 //二使用http.createServer()的方法创建服务器 4 http.createServer(function(request,response){ 5 //发送HTTP头部 6 //HTTP状态值:200 7 //内容类型:text/plain 8 responsed.writeHead(200,{'Content-type':'text/plain'}); 9 10 //发送响应数据 “Hellow world” 11 response.end('hellow world'); 12 }).listen(3000,"127.0.0.1");