puppeteer/docs/api/puppeteer.page._.md
jrandolf f07ad2c661
fix: update documentation on configuring puppeteer (#9150)
This PR updates the docs regarding configuring puppeteer. In addition,
some changes have been made to the documentation generator to show
default values on the documentation site.

Also fixes: https://github.com/puppeteer/puppeteer/pull/9144
2022-10-24 09:07:05 +02:00

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975 B
Markdown

---
sidebar_label: Page.$
---
# Page.$() method
Runs `document.querySelector` within the page. If no element matches the selector, the return value resolves to `null`.
#### Signature:
```typescript
class Page {
$<Selector extends string>(
selector: Selector
): Promise<ElementHandle<NodeFor<Selector>> | null>;
}
```
## 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:**
Promise&lt;[ElementHandle](./puppeteer.elementhandle.md)&lt;[NodeFor](./puppeteer.nodefor.md)&lt;Selector&gt;&gt; \| null&gt;