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EventEmitter.listenerCount() method

Gets the number of listeners for a given event.

Signature

class EventEmitter {
listenerCount(type: keyof EventsWithWildcard<Events>): number;
}

Parameters

Parameter

Type

Description

type

keyof EventsWithWildcard<Events>

the event to get the listener count for

Returns:

number

the number of listeners bound to the given event