input value letter count

by Nikhil krishnan

HTML

<div>
    <textarea id="textBoxId1"></textarea>
    <span id="first">500</span>
</div>
<div>
    <textarea id="textBoxId2"></textarea>
    <span id="second">500</span>
</div>

JavaScript

//count
$('#textBoxId1').bind('keyup', function(e){
     $('span#first').text($(this).val().length);
});
//remaining
$('#textBoxId2').bind('keyup', function(e){
     $('span#second').text( 500 - $(this).val().length);
});