nodeJS 之 socket.io

//socket学习var socket = require(./socket.js); //引入socket.js文件（该文件可以通过node命令：npm install socket.io获取直接添加到node_models文件目录中）//2.var port = narmallizePort(process.env.PORT||8000);//设置端口号  app.set('port',port);//3.服务器监听 var http = require('http'); var app = express();//XXX  var server = http.createServer(app); server.listen(port,function(){ console.log('Server Listening on port:'+port +'success!'); }); server.on('error',onError)； server.on('listening',onListening);//4.获取参数  req.query.XXX || req.param('XXX')  // get请求  req.body.XXX || req.param('XXX')   //post请求