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---
sidebar_label: Page.$
---
# Page.$() method
Runs `document.querySelector` within the page. If no element matches the selector, the return value resolves to `null` .
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#### Signature:
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```typescript
class Page {
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$< Selector extends string > (
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selector: Selector
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): Promise< ElementHandle < NodeFor < Selector > > | null>;
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}
```
## Parameters
| Parameter | Type | Description |
| --------- | -------- | --------------------------------------------------------------------------------------------------------------------------------------- |
| selector | Selector | A < code > selector</ code > to query page for [selector ](https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Selectors ) to query page for. |
**Returns:**
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Promise< [ElementHandle](./puppeteer.elementhandle.md)< [NodeFor](./puppeteer.nodefor.md)< Selector>> \| null>