---
title: Catalog Client Scripts Without Function
description: "Impact Area Scalability Severity Medium Affected Element Catalog Client Scripts ## Rule number **SN-0147** ## Impact Client scripts without a function cause issues with variable scope. When code is not enclosed in a function, variables and other objects are available…"
url: "https://community-staging.qualityclouds.com/qcdocs/qc/servicenow-rules/catalog-client-scripts-without-function/"
updated: "2025-03-21"
category: Rules
---

# Catalog Client Scripts Without Function

Impact Area

Scalability

           Severity

Medium

           Affected Element

Catalog Client Scripts

## Rule number

**SN-0147**

## Impact

Client scripts without a function cause issues with variable scope. When code is not enclosed in a function, variables and other objects are available and shared to all other client-side scripts.

## Remediation

Ensure that all code is wrapped in a function.

### Time to fix

15 min