📅  最后修改于: 2022-03-11 15:02:19.241000             🧑  作者: Mango
// https://developer.mozilla.org/en-US/docs/Web/API/PageTransitionEvent
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");
}
}