listen method
Listen for an event on the channel instance.
Implementation
@override
SocketIoChannel listen(String event, Function callback) {
on(EventFormatter.format(event, options.nameSpace), callback);
return this;
}
Listen for an event on the channel instance.
@override
SocketIoChannel listen(String event, Function callback) {
on(EventFormatter.format(event, options.nameSpace), callback);
return this;
}