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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [WebWorker](./puppeteer.webworker.md) &gt; [\_executionContextCallback](./puppeteer.webworker._executioncontextcallback.md)

## WebWorker.\_executionContextCallback property

<b>Signature:</b>

```typescript
_executionContextCallback: (value: ExecutionContext) => void;
```