puppeteer/website/versioned_docs/version-21.5.0/api/puppeteer.eventemitter.emit.md

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EventEmitter.emit

EventEmitter.emit() method

Emit an event and call any associated listeners.

Signature:

class EventEmitter {
  emit<Key extends keyof EventsWithWildcard<Events>>(
    type: Key,
    event: EventsWithWildcard<Events>[Key]
  ): boolean;
}

Parameters

Parameter	Type	Description
type	Key	the event you'd like to emit
event	EventsWithWildcard<Events>[Key]

Returns:

boolean

true if there are any listeners, false if there are not.