[Home](./index.md) > [puppeteer](./puppeteer.md) > [Page](./puppeteer.page.md) > [$](./puppeteer.page._.md) ## Page.$() method Runs `document.querySelector` within the page. If no element matches the selector, the return value resolves to `null`. Signature: ```typescript $(selector: string): Promise | null>; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | selector | string | A selector to query page for [selector](https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Selectors) to query page for. | Returns: Promise<[ElementHandle](./puppeteer.elementhandle.md)<T> \| null> ## Remarks Shortcut for [Page.mainFrame().$(selector)](./puppeteer.frame._.md).