find-auto-change-in-next-input-type-text-in-jquery

http://stackoverflow.com/questions/32690563/find-auto-change-in-next-input-type-text-in-jquery

HTML

<input type='text' id='t1' />
<input type='text' id='t2' />

JavaScript

$('#t1').keyup(function(){
   $('#t2').val($('#t1').val());
});