mirror of
https://github.com/puppeteer/puppeteer
synced 2024-06-14 14:02:48 +00:00
43 lines
1.2 KiB
Markdown
43 lines
1.2 KiB
Markdown
---
|
|
sidebar_label: Browser.waitForTarget
|
|
---
|
|
|
|
# Browser.waitForTarget() method
|
|
|
|
Waits until a [target](./puppeteer.target.md) matching the given `predicate` appears and returns it.
|
|
|
|
This will look all open [browser contexts](./puppeteer.browsercontext.md).
|
|
|
|
#### Signature:
|
|
|
|
```typescript
|
|
class Browser {
|
|
waitForTarget(
|
|
predicate: (x: Target) => boolean | Promise<boolean>,
|
|
options?: WaitForTargetOptions
|
|
): Promise<Target>;
|
|
}
|
|
```
|
|
|
|
## Parameters
|
|
|
|
| Parameter | Type | Description |
|
|
| --------- | ---------------------------------------------------------------------------- | ------------ |
|
|
| predicate | (x: [Target](./puppeteer.target.md)) => boolean \| Promise<boolean> | |
|
|
| options | [WaitForTargetOptions](./puppeteer.waitfortargetoptions.md) | _(Optional)_ |
|
|
|
|
**Returns:**
|
|
|
|
Promise<[Target](./puppeteer.target.md)>
|
|
|
|
## Example
|
|
|
|
Finding a target for a page opened via `window.open`:
|
|
|
|
```ts
|
|
await page.evaluate(() => window.open('https://www.example.com/'));
|
|
const newWindowTarget = await browser.waitForTarget(
|
|
target => target.url() === 'https://www.example.com/'
|
|
);
|
|
```
|