mirror of
https://github.com/puppeteer/puppeteer
synced 2024-06-14 14:02:48 +00:00
36 lines
965 B
Markdown
36 lines
965 B
Markdown
---
|
|
sidebar_label: Page.on
|
|
---
|
|
|
|
# Page.on() method
|
|
|
|
Listen to page events.
|
|
|
|
:::note
|
|
|
|
This method exists to define event typings and handle proper wireup of cooperative request interception. Actual event listening and dispatching is delegated to [EventEmitter](./puppeteer.eventemitter.md).
|
|
|
|
:::
|
|
|
|
**Signature:**
|
|
|
|
```typescript
|
|
class Page {
|
|
on<K extends keyof PageEventObject>(
|
|
eventName: K,
|
|
handler: (event: PageEventObject[K]) => void
|
|
): EventEmitter;
|
|
}
|
|
```
|
|
|
|
## Parameters
|
|
|
|
| Parameter | Type | Description |
|
|
| --------- | -------------------------------------------------------------------------- | ----------- |
|
|
| eventName | K | |
|
|
| handler | (event: [PageEventObject](./puppeteer.pageeventobject.md)\[K\]) => void | |
|
|
|
|
**Returns:**
|
|
|
|
[EventEmitter](./puppeteer.eventemitter.md)
|