35 lines
1.1 KiB
Markdown
35 lines
1.1 KiB
Markdown
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<!-- Do not edit this file. It is automatically generated by API Documenter. -->
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[Home](./index.md) > [puppeteer](./puppeteer.md) > [Puppeteer](./puppeteer.puppeteer.md) > [registerCustomQueryHandler](./puppeteer.puppeteer.registercustomqueryhandler.md)
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## Puppeteer.registerCustomQueryHandler() method
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Registers a [custom query handler](./puppeteer.customqueryhandler.md). After registration, the handler can be used everywhere where a selector is expected by prepending the selection string with `<name>/`. The name is only allowed to consist of lower- and upper case latin letters.
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<b>Signature:</b>
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```typescript
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registerCustomQueryHandler(name: string, queryHandler: CustomQueryHandler): void;
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```
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## Parameters
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| Parameter | Type | Description |
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| --- | --- | --- |
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| name | string | The name that the custom query handler will be registered under. |
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| queryHandler | [CustomQueryHandler](./puppeteer.customqueryhandler.md) | The [custom query handler](./puppeteer.customqueryhandler.md) to register. |
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<b>Returns:</b>
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void
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## Example
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```
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puppeteer.registerCustomQueryHandler('text', { … });
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const aHandle = await page.$('text/…');
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```
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