Finding all Textboxes with a Name attribute that contains the word 'NEERAJ' and if finds then assign some value.

<script src="//code.jquery.com/jquery-1.10.2.js"></script>

<input name = "neeraj1">
<input name = "neeraj2">
<input name = "vishal">
<input name = "neeraj">
 
<script>
$("input[name~='neeraj']").val("Neeraj is present.");
</script>