puppeteer/website/versioned_docs/version-10.1.0/puppeteer.target.worker.md
2021-08-10 11:09:48 +01:00

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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Target](./puppeteer.target.md) &gt; [worker](./puppeteer.target.worker.md)
## Target.worker() method
If the target is not of type `"service_worker"` or `"shared_worker"`, returns `null`.
<b>Signature:</b>
```typescript
worker(): Promise<WebWorker | null>;
```
<b>Returns:</b>
Promise&lt;[WebWorker](./puppeteer.webworker.md) \| null&gt;