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我決定在socket.io上進行聊天,所以我剛剛複製了一個來自http://psitsmike.com/2011/09/node-js-and-socket-io-chat-tutorial/的示例。Socket.io:連接在收到握手響應之前關閉
服務器端:
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');
});
});
客戶端:
< 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');
...
該腳本工作正常,但我的,因爲它不能建立WebSocket連接的瀏覽器控制檯發現,並回落到XHR('websocket連接無效')。試圖改變端口,並測試了本地主機和VPS - 同樣的結果。可能是什麼原因?使用express 2.4.6和socket.io 0.8.4。
是VAR插座= 10()檢查;不爲你工作或仍然給錯誤@Kirill Alexeev – Sumeet