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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Protocol](./puppeteer.protocol.md) &gt; [Browser](./puppeteer.protocol.browser.md) &gt; [GetHistogramsRequest](./puppeteer.protocol.browser.gethistogramsrequest.md) &gt; [query](./puppeteer.protocol.browser.gethistogramsrequest.query.md)

## Protocol.Browser.GetHistogramsRequest.query property

Requested substring in name. Only histograms which have query as a substring in their name are extracted. An empty or absent query returns all histograms.

<b>Signature:</b>

```typescript
query?: string;
```