PageTransitionEvent.persisted

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

只读属性 persisted 代表一个页面是否从缓存中加载的

Syntax

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

Value

A Boolean.

Specifications

Specification
HTML Standard
# dom-pagetransitionevent-persisted-dev

Browser compatibility

BCD tables only load in the browser