PageTransitionEvent.persisted

The persisted read-only property indicates if a webpage is loading from a cache.

Syntax

window.addEventListener('pageshow', function(event) {
  if (event.persisted) {
    console.log('Page was loaded from cache.');
  }
});

Value

A boolean value.

Specifications

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
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

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https://developer.mozilla.org/en-US/docs/Web/API/PageTransitionEvent/persisted