puppeteer/website/versioned_docs/version-21.3.1/api/puppeteer.eventemitter.off.md

---
sidebar_label: EventEmitter.off
---

# EventEmitter.off() method

Remove an event listener from firing.

#### Signature:

```typescript
class EventEmitter {
  off<Key extends keyof EventsWithWildcard<Events>>(
    type: Key,
    handler?: Handler<EventsWithWildcard<Events>[Key]>
  ): this;
}
```

## Parameters

| Parameter | Type                                                                                                                  | Description                                       |
| --------- | --------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------- |
| type      | Key                                                                                                                   | the event type you'd like to stop listening to.   |
| handler   | [Handler](./puppeteer.handler.md)&lt;[EventsWithWildcard](./puppeteer.eventswithwildcard.md)&lt;Events&gt;\[Key\]&gt; | _(Optional)_ the function that should be removed. |

**Returns:**

this

`this` to enable you to chain method calls.