Login Register

eventemitter.listenerCount()

emitter.listenerCount(eventName)

eventName <Value> The name of the event being listened for

Returns the number of listeners listening to the event named eventName.

Links:

https://nodejs.org/dist/latest-v5.x/docs/api/events.html#events_emitter_listenercount_eventname

doc_Nodejs

2025-01-10 15:47:30

Comments

Leave a Comment

Please login to continue.

Popular Articles

EventEmitter Class: EventEmitter The EventEmitter class is defined and exposed by the events module: const EventEmitter = require('events'); All EventEmitters em

EventEmitter Stable Class Class Overview class EventEmitter { constructor(isAsync?: boolean) emit(value?: T) subscribe(generatorOrNext?: any, error

eventemitter.once() emitter.once(eventName, listener) Adds a one time listener function for the event named eventName. This listener is invoked only the next time eventN

eventemitter.on() emitter.on(eventName, listener) Adds the listener function to the end of the listeners array for the event named eventName. No checks are made to see

eventemitter.getMaxListeners() emitter.getMaxListeners() Returns the current max listener value for the EventEmitter which is either set by emitter.setMaxListeners(n) or defaults t