JS faff #88

webassets/js/tools/utils.js

@@ -0,0 +1,25 @@
+//
+// GENERAL UTILITY FUNCTIONS
+// String manipulation etc.
+//
+
+// Utility function to escape HTML characters from a string.
+function escapeHtml(str) {
+    if (typeof str !== 'string') {
+        return '';
+    }
+
+    const escapeCharacter = (match) => {
+        switch (match) {
+            case '&': return '&';
+            case '<': return '&lt;';
+            case '>': return '&gt;';
+            case '"': return '&quot;';
+            case '\'': return '&#039;';
+            case '`': return '&#096;';
+            default: return match;
+        }
+    };
+
+    return str.replace(/[&<>"'`]/g, escapeCharacter);
+}