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我决定在socket.io上进行聊天,所以我刚刚复制了一个来自http://psitsmike.com/2011/09/node-js-and-socket-io-chat-tutorial/的示例。Socket.io:连接在收到握手响应之前关闭
服务器端:
var app = require('express').createServer()
var io = require('socket.io').listen(app);
app.listen(8080);
app.get('/', function(req, res) {
res.sendfile(__dirname + '/index.html');
});
var usernames = {};
io.sockets.on('connection', function(socket) {
socket.on('sendchat', function(data) {
io.sockets.emit('updatechat', socket.username, data);
});
socket.on('adduser', function(username) {
socket.username = username;
usernames[username] = username;
socket.emit('updatechat', 'SERVER', 'you have connected');
socket.broadcast.emit('updatechat', 'SERVER', username + ' has connected');
io.sockets.emit('updateusers', usernames);
});
socket.on('disconnect', function() {
delete usernames[socket.username];
io.sockets.emit('updateusers', usernames);
socket.broadcast.emit('updatechat', 'SERVER', socket.username + ' has disconnected');
});
});
客户端:
< script src="/socket.io/socket.io.js">< /script>
< script src="https://ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js"></ script>
< script>
var socket = io.connect('http://localhost:8080');
...
该脚本工作正常,但我的,因为它不能建立WebSocket连接的浏览器控制台发现,并回落到XHR('websocket连接无效')。试图改变端口,并测试了本地主机和VPS - 同样的结果。可能是什么原因?使用express 2.4.6和socket.io 0.8.4。
是VAR插座= 10()检查;不为你工作或仍然给错误@Kirill Alexeev – Sumeet