The PageTransitionEvent
event object is available inside handler functions for the pageshow
and pagehide
events, fired when a document is being loaded or unloaded.
PageTransitionEvent
Properties
This interface also inherits properties from its parent, Event
.
-
PageTransitionEvent.persisted
Read only -
Indicates if the document is loading from a cache.
Example
HTML
<!DOCTYPE html> <html> <body> </body> </html>
JavaScript
window.addEventListener('pageshow', myFunction); 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 |
---|
HTML Standard # the-pagetransitionevent-interface |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
PageTransitionEvent |
4
|
12
|
1.5
|
11
|
15
|
5
|
≤37
|
18
|
4
|
14
|
4
|
1.0
|
PageTransitionEvent |
16
|
79
|
11
|
No
|
15
|
6
|
4.4
|
18
|
14
|
14
|
6
|
1.0
|
persisted |
4
|
12
|
11
|
11
The
persisted property is known to be buggy in Internet Explorer. It is advised to check if
window.performance.navigation.type == 2 as well.
|
15
|
5
|
≤37
|
18
|
14
|
14
|
4
|
1.0
|
See also
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/PageTransitionEvent