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Home > puppeteer > Puppeteer > registerCustomQueryHandler
Puppeteer.registerCustomQueryHandler() method
Registers a custom query handler. 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.
Signature:
registerCustomQueryHandler(name: string, queryHandler: CustomQueryHandler): void;
Parameters
| Parameter | Type | Description |
|---|---|---|
| name | string | The name that the custom query handler will be registered under. |
| queryHandler | CustomQueryHandler | The custom query handler to register. |
Returns:
void
Example
puppeteer.registerCustomQueryHandler('text', { … });
const aHandle = await page.$('text/…');