Avoid duplicate properties in JSX

Metadata

ID: jsx-react/jsx-no-duplicate-props

Language: JavaScript

Severity: Error

Category: Error Prone

Providing duplicate properties to JSX elements can produce unexpected results in your project.

<Hello name="John" name="John" />;
<Hello name="John" name="John">foo</Hello>;

<Hello firstname="John" lastname="Doe" />;

1
2
rulesets:
  - jsx-react     # Rules to enforce JavaScript react.

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

Identify code vulnerabilities directly in your
VS Code editor

Identify code vulnerabilities directly in
JetBrains products