JQuery event to fire when a drop down is selected — but the value is not changed

Question

I have a dropdown menu that I want to connect a JQuery event to that fires if someone clicks on it but then selects the same option that is already selected.

I\'ve g

Answer 1

use add class to solve this problem

 $("#test").change(function(event){
 if($(this).find('option:selected').hasClass('actived'))
   alert('already selected');//write you code here
 else
   $(this).find('option:selected').addClass('actived');

});

and refer this link http://jsfiddle.net/muthukumar0705/nARVu/1/