ui: patch up replaceAll; closes #4654

src/opnsense/www/js/polyfills.js

@@ -150,3 +150,21 @@ if (!Array.prototype.includes) {
     }
   });
 }
+
+/**
+ * String.prototype.replaceAll() polyfill
+ * https://gomakethings.com/how-to-replace-a-section-of-a-string-with-another-one-with-vanilla-js/
+ * @author Chris Ferdinandi
+ * @license MIT
+ */
+if (!String.prototype.replaceAll) {
+    String.prototype.replaceAll = function (str, newStr) {
+        // If a regex pattern
+        if (Object.prototype.toString.call(str).toLowerCase() === '[object regexp]') {
+            return this.replace(str, newStr);
+        }
+
+        // If a string
+        return this.replace(new RegExp(str, 'g'), newStr);
+    };
+}