Baseline Widely available
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()
Creates a new PageTransitionEvent object.
This interface also inherits properties from its parent, Event.
PageTransitionEvent.persisted Read only
Indicates if the document is loading from a cache.
<!doctype html>
<html lang="en-US">
<body></body>
</html>
window.addEventListener("pageshow", (event) => {
if (event.persisted) {
alert("The page was cached by the browser");
} else {
alert("The page was NOT cached by the browser");
}
});
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HTML:
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UTF-8
| Version:
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