modal show jquery event
<div class="modal fade" id="phoneEdit" tabindex="-1" role="dialog" aria-labelledby="phoneEdit" aria-hidden="true">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header center">
<label class="large-text bold text-align-left">
<?= __d('member', 'edit_password'); ?>
</label>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div class="modal-body">
</div>
</div>
</div>
</div>
$("#phoneEdit").on('shown.bs.modal', function(e){
console.log('enter here');
// do anything after the modal open
$(".number_six").val("");
});