如何在[浏览器标签关闭，浏览器关闭，后退，刷新]上调用函数

Question

我需要在js / jQuery中为浏览器进行编码，以在浏览器关闭，浏览器选项卡关闭，返回，前进，刷新时执行/调用函数。

Answer 1

you can use this code

window.onbeforeunload = function(e) {
  var dialogText = 'are you sure?';
  e.returnValue = dialogText;
  return dialogText;
};

support

Feature         Chrome  Edge    Firefox (Gecko) IE  Opera   Safari
Basic support   1.0     (Yes)   1               4   12      3

Answer 2

You can use window.load , window.onunload and for back and forward use browser history .

you can find more on https://developer.mozilla.org/en-US/docs/Web/API/History_API