puppeteer/new-docs/puppeteer.browsercontext.waitfortarget.md

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BrowserContext.waitForTarget() method

This searches for a target in this specific browser context.

Signature:

waitForTarget(predicate: (x: Target) => boolean, options?: {
        timeout?: number;
    }): Promise<Target>;

Parameters

Parameter	Type	Description
predicate	(x: Target) => boolean	A function to be run for every target
options	{ timeout?: number; }	An object of options. Accepts a timout, which is the maximum wait time in milliseconds. Pass 0 to disable the timeout. Defaults to 30 seconds.

Returns:

Promise<Target>

Promise which resolves to the first target found that matches the predicate function.

Example

An example of finding a target for a page opened via window.open:

await page.evaluate(() => window.open('https://www.example.com/'));
const newWindowTarget = await browserContext.waitForTarget(target => target.url() === 'https://www.example.com/');