RsD0p9BK
12/19/2013 - 10:18 AM

jquery select option exists http://stackoverflow.com/questions/646317/how-can-i-check-whether-a-option-already-exist-in-select-by-jquery

var exists = false; 
$('#yourSelect  option').each(function(){
  if (this.value == yourValue) {
    exists = true;
  }
});