为表达3教程。x和socket.io-tutorialforExpress3.xandsocket.io

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You can check any 2.x tutorial and change the way to start the server as this post explains: socket.io.js not found

你可以检查任何2。x教程并更改启动服务器的方式，如本文所述:socket.com .io。js未找到

2.X.X

2. x.x

var app = require('express').createServer();
var io = require('socket.io').listen(app);

app.listen(10000);

3.X.X

3. x.x

var express = require('express')
, http = require('http');

var app = express();
var server = http.createServer(app);
var io = require('socket.io').listen(server);

server.listen(10000);