jQuery(document).ready(function () { jQuery('textarea[w3tc-data-validator="regexps"]').change(function () { var v = jQuery(this).val(); var items = v.split("\n"); for (var n = 0; n < items.length; n++) { var regexp = items[n].trim(); if (regexp.length > 0) { try { new RegExp(regexp); } catch (e) { var error = "Contains invalid regexp " + regexp + ", please fix"; console.log(error); jQuery(this)[0].setCustomValidity(error); return; } } } jQuery(this)[0].setCustomValidity(""); }); }); https://shopus.amaliahomecollection.com/post-sitemap.xml https://shopus.amaliahomecollection.com/page-sitemap.xml 2021-08-12T09:34:16+00:00 https://shopus.amaliahomecollection.com/product-sitemap.xml 2021-08-11T15:23:45+00:00 https://shopus.amaliahomecollection.com/banner-sitemap.xml 2021-03-03T15:37:31+00:00