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| <!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>浏览器关闭 or 刷新</title>
</head>
<body>
<input type="button" onclick="disp_confirm()" value="Display a confirm box" />
<script type="text/javascript">
function disp_confirm() {
localStorage.setItem("text", "111111111111111111111111")
}
var time = {
beginTime: 0,
differTime: 0
}
window.onunload = function () {
time.differ = new Date().getTime() - time.begin;
if (time.differ <= 3) {
localStorage.clear();
} else {
console.log("浏览器刷新")
}
}
window.onbeforeunload = function () {
time.begin = new Date().getTime();
};
</script>
</body>
</html>
|