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I am trying to do this in html and js but not refresh or reload just trigger when its getting closed. I used functions like onbeforeunload,unload but they didnt work.
sample image

  • Possible duplicate of [Is it possible to display a custom message in the beforeunload popup?](http://stackoverflow.com/questions/38879742/is-it-possible-to-display-a-custom-message-in-the-beforeunload-popup) – Dekel Sep 01 '16 at 11:49

1 Answers1

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Try This with jQuery:

$(window).bind('beforeunload', function(){
  return 'Are you sure you want to leave?';
});

Or with javascript

window.onbeforeunload = function(){
  return 'Are you sure you want to leave?';
};
Amy
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