The with statement can lead to ambiguous code

Docs > Code Analysis > Static Analysis Rules > The with statement can lead to ambiguous code

Cette page n'est pas encore disponible en français, sa traduction est en cours.
Si vous avez des questions ou des retours sur notre projet de traduction actuel, n'hésitez pas à nous contacter.

Metadata

ID: javascript-best-practices/no-with

Language: JavaScript

Severity: Error

Category: Best Practices

Description

The with statement in JavaScript is used to add a given object’s properties as variables in a specific block of code. While it may seem convenient, the with statement has several pitfalls and can lead to hard-to-diagnose problems.

Non-Compliant Code Examples

with(foo) { bar() }

Compliant Code Examples

foo.bar()

How to use this rule

1
2
rulesets:
  - javascript-best-practices     # Rules to enforce JavaScript best practices.

Create a static-analysis.datadog.yml with the content above at the root of your repository
Use our free IDE Plugins or add Code Analysis scans to your CI pipelines
Get feedback on your code

For more information, please read the Code Analysis documentation

VS Code Extension

Identify code vulnerabilities directly in your
VS Code editor

JetBrains Plugin

Identify code vulnerabilities directly in
JetBrains products