Socket.io Not Receive Msg from server -


i developing ios app using socket.io. msg sent server side properly.

but sent msg server client msg shows on terminal not showing in ios app log.

why socket.io don't receive event on ios log?.please me on this, in advance

        server-side code        var io = require('socket.io'),                 http = require('http'),                 server = http.createserver(),                 io = io.listen(server);          io.on('connection', function(socket) {             console.log('user connected');             socket.on('latitude', function(lat){                 io.emit('latitude', lat);                 console.log('lats',lat);             });         });         io.on('connection', function(socket) {              socket.on('longitude', function(long){                 socket.emit('longitude', long);                 console.log('longs',long);             });         });         server.listen(3000, function(){                 console.log('server started');         })         ios code             _socketio = [[socketio alloc] init];             _socketio = [[socketio alloc] initwithdelegate:self];             [_socketio connecttohost:@"localhost" onport:3000];          - (void) socketiodidconnect:(socketio *)socket{             nslog(@"socket.io connected.");         }         - (void) socketio:(socketio *)socket didreceiveevent:(socketiopacket *)packet{             nslog(@"didreceiveevent()");              if([packet.name isequaltostring:@"longitude"])             {                 nsarray* args = packet.args;                 nsdictionary* arg = args[0];                  [self addneweventwithnickname:arg[@"longitude"] andmessage:arg[@"longitude"]];             }         }  - (void) socketio:(socketio *)socket onerror:(nserror *)error         {             nslog(@"onerror() %@", error);         }         - (void) socketiodiddisconnect:(socketio *)socket     disconnectedwitherror:(nserror *)error         {             nslog(@"socket.io disconnected. did error occur? %@", error);         }


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