//JavaScript variable watch for IE 8+ Brian Rosamilia //Object prototypes source : https://gist.github.com/XoseLluis/4750176 $(function(){ var test = { id : 1 }; test.watch("id", function(prop, val, newval){ //alert(newval); //Uncomment this to see both changes $('#name').val(newval); }); test.id = 20; test.id = 234; });
<input id='name'/>