hpcslag/index.ejs

## index.ejs
<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<title>Hello World</title>
	<script type="text/javascript" src="./socket.io/socket.io.js" ></script>
	<script>
		var socket = io('http://localhost');
		socket.on('connect',function(){
			console.log("Hello World");
			socket.emit('event',15);
		});
		socket.on('event',function(data){
			console.log(data);
		});
		socket.on('disconnect',function(){});
	</script>
</head>
<body>
Hello World
</body>
</html>

## server.js
// npm install express && npm install socket.io
var express = require('express')
var app = express()
var io = require('socket.io')(app);

app.configure(function() {
	app.set('views', __dirname + '/'); //views engine path (.ejs file) 使用ejs模板引擎（簡單的說寫法跟html一樣）

	app.set('view engine', 'ejs');

	app.use(app.router); //open routers
});

app.get('/', function (req, res) {
  res.rander('index');//渲染前端接收模板
})

io.on('connection',function(socket){ //create connection listener  進入連線事件
	socket.on('event',function(data){
		//data transfer to client use rander('index', {stream: data}) 將這個資料轉送到連線端
	})
})

app.listen(3000);
io.listen(app);
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>Hello World</title>
	<script type="text/javascript" src="./socket.io/socket.io.js" ></script>
	<script>
	var socket = io('http://localhost');
	socket.on('connect',function(){
	console.log("Hello World");
	socket.emit('event',15);
	});
	socket.on('event',function(data){
	console.log(data);
	});
	socket.on('disconnect',function(){});
	</script>
	</head>
	<body>
	Hello World
	</body>
	</html>
	// npm install express && npm install socket.io
	var express = require('express')
	var app = express()
	var io = require('socket.io')(app);

	app.configure(function() {
	app.set('views', __dirname + '/'); //views engine path (.ejs file) 使用ejs模板引擎（簡單的說寫法跟html一樣）

	app.set('view engine', 'ejs');

	app.use(app.router); //open routers
	});

	app.get('/', function (req, res) {
	res.rander('index');//渲染前端接收模板
	})

	io.on('connection',function(socket){ //create connection listener 進入連線事件
	socket.on('event',function(data){
	//data transfer to client use rander('index', {stream: data}) 將這個資料轉送到連線端
	})
	})

	app.listen(3000);
	io.listen(app);