removeAllListeners #

Removes all listener functions from an event.
If no eventName is specified, removes all listener functions from all events.

Arguments #

removeAllListeners([eventName]);

Argument	Type	Description
`eventName`	string	Optional name of the event

Return #

The KuzzleEventEmitter instance.

Usage #

const eventEmitter = new KuzzleEventEmitter();
eventEmitter.addListener("myEvent", () =>
  console.log('Caught event "myEvent" (1)'),
);
eventEmitter.addListener("myEvent", () =>
  console.log('Caught event "myEvent" (2)'),
);
// Prints:
//   Caught event "myEvent" (1)
//   Caught event "myEvent" (2)
eventEmitter.emit("myEvent");
eventEmitter.removeAllListeners("myEvent");
// Prints nothing: all events have been removed
eventEmitter.emit("myEvent");
if (eventEmitter.listeners("myEvent").length === 0) {
  console.log("Successfully removed all listeners");
}