[Home](./index.md) > [puppeteer](./puppeteer.md) > [EventEmitter](./puppeteer.eventemitter.md) > [listenerCount](./puppeteer.eventemitter.listenercount.md) ## EventEmitter.listenerCount() method Gets the number of listeners for a given event. Signature: ```typescript listenerCount(event: EventType): number; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | event | EventType | the event to get the listener count for | Returns: number the number of listeners bound to the given event