From 0b558c5b1862cb1d1bcd0a8bdeb2a4021a7c2d22 Mon Sep 17 00:00:00 2001
From: Sachin Narayanasamy
 <132642563+SachinNarayanasamy@users.noreply.github.com>
Date: Tue, 21 Oct 2025 15:50:17 +0530
Subject: [PATCH 1/4] Create Validate PhNo.js

---
 .../validate phone number/Validate PhNo.js    | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 Client-Side Components/Client Scripts/validate phone number/Validate PhNo.js

diff --git a/Client-Side Components/Client Scripts/validate phone number/Validate PhNo.js b/Client-Side Components/Client Scripts/validate phone number/Validate PhNo.js
new file mode 100644
index 0000000000..9a293deb03
--- /dev/null
+++ b/Client-Side Components/Client Scripts/validate phone number/Validate PhNo.js	
@@ -0,0 +1,23 @@
+function onChange(control, oldValue, newValue, isLoading) {
+    if (isLoading || !newValue) return;
+
+    var fieldName = control.name;
+
+    // Split the string
+    var area = newValue.substring(1, 4);
+    var firstThree = newValue.substring(6, 9);
+    var lastFour = newValue.substring(10, 14);
+
+    if (
+        newValue[0] !== '(' || newValue[4] !== ')' || newValue[5] !== ' ' || newValue[9] !== '-' ||
+        isNaN(parseInt(area)) || isNaN(parseInt(firstThree)) || isNaN(parseInt(lastFour))
+    ) {
+        g_form.showFieldMsg(
+                fieldName,
+                'Phone Number must be in the format (123) 456-7890',
+                'error',
+                false
+            );
+        g_form.setValue(fieldName, '');
+    }
+}

From 0998d9e2e1635453eeb6d256c5e9ec6c09a388a6 Mon Sep 17 00:00:00 2001
From: Sachin Narayanasamy
 <132642563+SachinNarayanasamy@users.noreply.github.com>
Date: Tue, 21 Oct 2025 15:51:25 +0530
Subject: [PATCH 2/4] Create Readme.md

---
 .../validate phone number/Readme.md           | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 Client-Side Components/Client Scripts/validate phone number/Readme.md

diff --git a/Client-Side Components/Client Scripts/validate phone number/Readme.md b/Client-Side Components/Client Scripts/validate phone number/Readme.md
new file mode 100644
index 0000000000..5f47923199
--- /dev/null
+++ b/Client-Side Components/Client Scripts/validate phone number/Readme.md	
@@ -0,0 +1,39 @@
+Phone Number Validation — Client Script 
+Overview
+
+This Client Script validates that users enter their phone numbers in the strict format: (123) 456-7890.
+
+It is triggered whenever the Phone field changes on a sys_user record. If the input does not match the required format, the script:
+
+Displays an inline error message directly below the field.
+
+Clears the invalid input so the user can re-enter the correct value.
+
+This script is designed to be dynamic, simple, and user-friendly.
+
+Features
+
+Ensures phone numbers follow the exact format (123) 456-7890.
+
+Provides immediate feedback via field-level error messages.
+
+Clears invalid entries automatically to prevent submission errors.
+
+Works on Classic UI forms and provides clear messaging to the user.
+
+Usage Instructions
+1. Create the Client Script
+
+Navigate to System Definition → Client Scripts.
+
+Click New to create a client script.
+
+2. Configure the Script
+
+Name: Phone Number Validation
+
+Table: sys_user 
+
+Type: onChange
+
+Field: phone

From 506767c9e8ff4a3c14577a47144ed8b50fc80930 Mon Sep 17 00:00:00 2001
From: Sachin Narayanasamy
 <132642563+SachinNarayanasamy@users.noreply.github.com>
Date: Tue, 21 Oct 2025 16:17:06 +0530
Subject: [PATCH 3/4] Rename Validate PhNo.js to
 validate_phone_format_(123)_456-7890_no_regex.js.js

---
 ...hNo.js => validate_phone_format_(123)_456-7890_no_regex.js.js} | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename Client-Side Components/Client Scripts/validate phone number/{Validate PhNo.js => validate_phone_format_(123)_456-7890_no_regex.js.js} (100%)

diff --git a/Client-Side Components/Client Scripts/validate phone number/Validate PhNo.js b/Client-Side Components/Client Scripts/validate phone number/validate_phone_format_(123)_456-7890_no_regex.js.js
similarity index 100%
rename from Client-Side Components/Client Scripts/validate phone number/Validate PhNo.js
rename to Client-Side Components/Client Scripts/validate phone number/validate_phone_format_(123)_456-7890_no_regex.js.js

From 5102dd488cfa9af13cf6ac7fb0e087fbf36e6606 Mon Sep 17 00:00:00 2001
From: Sachin Narayanasamy
 <132642563+SachinNarayanasamy@users.noreply.github.com>
Date: Tue, 21 Oct 2025 16:18:23 +0530
Subject: [PATCH 4/4] Update
 validate_phone_format_(123)_456-7890_no_regex.js.js

Validates a field to ensure no spaces and enforces the phone number format (123) 456-7890 without using regex. Displays an inline error message below the field and clears invalid input for strict, user-friendly data entry.