puppeteer/docs/api/puppeteer.commoneventemitter.md

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---
sidebar_label: CommonEventEmitter
---
# CommonEventEmitter interface
**Signature:**
```typescript
export interface CommonEventEmitter
```
## Methods
| Method | Description |
| --- | --- |
| [addListener(event, handler)](./puppeteer.commoneventemitter.addlistener.md) | |
| [emit(event, eventData)](./puppeteer.commoneventemitter.emit.md) | |
| [listenerCount(event)](./puppeteer.commoneventemitter.listenercount.md) | |
| [off(event, handler)](./puppeteer.commoneventemitter.off.md) | |
| [on(event, handler)](./puppeteer.commoneventemitter.on.md) | |
| [once(event, handler)](./puppeteer.commoneventemitter.once.md) | |
| [removeAllListeners(event)](./puppeteer.commoneventemitter.removealllisteners.md) | |
| [removeListener(event, handler)](./puppeteer.commoneventemitter.removelistener.md) | |