Create White Space Validation.js

Author: SachinNarayanasamy

Client-Side Components/Client Scripts/Whitespace Validation/White Space Validation.js

@@ -0,0 +1,24 @@
+function onChange(control, oldValue, newValue, isLoading) {
+    if (isLoading || !newValue) return;
+
+    var fieldName = control.name;
+
+    // Check for any whitespace
+    if (newValue.includes(' ')) {
+        // Show inline error message below the field
+        if (g_form.showFieldMsg) {
+            g_form.showFieldMsg(
+                fieldName,
+                'This field cannot contain spaces.',
+                'error',
+                false // false = show below the field
+            );
+        }
+
+        // Clear the field
+        g_form.setValue(fieldName, '');
+    } else {
+        // Remove any previous message if input is valid
+        if (g_form.hideFieldMsg) g_form.hideFieldMsg(fieldName, true);
+    }
+}