kotlin-node/node.events/EventEmitter/listenerCount

listenerCount

fun listenerCount(type: EventType, listener: EventListener = definedExternally): Double(source)

Returns the number of listeners listening for the event named eventName. If listener is provided, it will return how many times the listener is found in the list of the listeners of the event.

Since

v3.2.0

Parameters

eventName

The name of the event being listened for

listener

The event handler function