How to call an event when browser back button is clicked

Question

How to call a jquery event when browser back button is clicked. I am using a single page application in asp.net mvc and i want to show a confirm box to leave the screen when

Answer 1

jQuery(document).ready(function($) {

  if (window.history && window.history.pushState) {

    window.history.pushState('forward', null, './#forward');

    $(window).on('popstate', function() {
      alert('Back button was pressed.');
    });

  }
});

JavaScript or jQuery browser back button click detector