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The PageTransitionEvent is fired when a document is being loaded or unloaded.
Properties
This interface also inherits properties from its parent, Event.
PageTransitionEvent.persistedRead only- Indicates if the document is loading from a cache.
Example
HTML
<!DOCTYPE html> <html> <body onpageshow="myFunction(event)"> </body> </html>
JavaScript
function myFunction(event) {
if (event.persisted) {
alert("The page was cached by the browser");
} else {
alert("The page was NOT cached by the browser");
}
}
Specifications
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'PageTransitionEvent' in that specification. |
Living Standard | Initial definition |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PageTransitionEvent | Chrome Full support Yes | Edge Full support 12 | Firefox Full support Yes | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
persisted | Chrome Full support Yes | Edge Full support 12 | Firefox Full support Yes | IE
Full support
11
| Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support
- See implementation notes.
- See implementation notes.