emit

function

Emits a socket event.

`server.emit(event, ...data, [ackFn])`

Emits a socket event.

server.emit("news", data1, data2, function(ackData){
  console.log("Client acknowledged", ackData);
});

event {string}:
The name of the socket event.
data {*}:
Data to be sent with the event. Socket.io allows to send more than one data objects.
ackFn {function}:
The acknowledgement function that will be executed if the receiver calls the acknowledgement callback.