I'm trying to increment of 1 after 5th zero but when I click the up button it shows me just 1 rather 000001.
<div class="input-group spinner">
<input type="text" class="form-control" value="000001">
<div class="input-group-btn-vertical">
<button class="btn btn-default" type="button"><i class="fa fa-caret-up"></i></button>
<button class="btn btn-default" type="button"><i class="fa fa-caret-down"></i></button>
</div>
</div>
jQuery
<script>
(function ($) {
$('.spinner .btn:first-of-type').on('click', function() {
$('.spinner input').val( parseInt($('.spinner input').val(), 10) + 1);
});
$('.spinner .btn:last-of-type').on('click', function() {
$('.spinner input').val( parseInt($('.spinner input').val(), 10) - 1);
});
})(jQuery);
</script>
Try like this
var noOfZer = 6; // Total length of number, for you number is 6
var num=parseInt($('.spinner input').val(), 10) - 1;
console.log(String('000000' + num).slice(-1 * noOfZer));