(function($){ $(function () { $('div[data-dismissible] button.notice-dismiss').click(function (event) { event.preventDefault(); var $this = $(this), attr_value, option_name, dismissible_length, data; attr_value = $this.parent().attr('data-dismissible').split('-'); // remove the dismissible length from the attribute value and rejoin the array. dismissible_length = attr_value.pop(); option_name = attr_value.join('-'); data = { 'action': 'dismiss_admin_notice', 'option_name': option_name, 'dismissible_length': dismissible_length, 'nonce': dismissible_notice.nonce }; // We can also pass the url value separately from ajaxurl for front end AJAX implementations $.post(ajaxurl, data); }); }); })(jQuery);