NodeJS 创建TCP服务器 客户端

var net = require("net");var client = net.connect({port:8124},function(){console.log("client connected");client.write("world \r\n");});client.on("data",function(data){console.log(data.toString());client.end();});client.on("drain",function(){console.log("send data clear");});client.on("end",function(){console.log("client disconnected");});