Returns the current max listener value for the EventEmitter which is either set by emitter.setMaxListeners(n) or defaults to events.defaultMaxListeners.
EventEmitter
emitter.setMaxListeners(n)
events.defaultMaxListeners
v1.0.0
Returns the current max listener value for the
EventEmitterwhich is either set byemitter.setMaxListeners(n)or defaults toevents.defaultMaxListeners.