How to close model popup on escape key jquery

How to close model popup on escape key.

<script type="text/javascript">
jQuery(document).keypress(function(e) {
if (e.keyCode == 27) {
jQuery("#myModal").modal('toggle');
                       OR
   jQuery("#myModal").modal('hide');
}
});
</script>

Note: You can also use keydown() instead of keypress() event.