NodeJS_Socket.io_client-server

client.js

<meta charset="utf-8">
<script src="https://cdn.socket.io/socket.io-1.4.5.js"></script>
<script>
  var socket = io.connect('ws://localhost:3333');
  socket.on('news', function (data) {
    console.log(data);
    socket.emit('my other event', { my: 'data' });
  });
</script>

server.js

// server
var io = require('socket.io').listen(3333);
var http = require('http');
var ss = require('socket.io-stream');

io.sockets.on('connection', function (socket) {
  socket.emit('news', { hello: 'world' });
  socket.on('my other event', function (data) {
    console.log(data);
  });
  socket.on('disconnect', function () {
    console.log('user disconnected');
  });
});