Use addEventListener for Better Security and Code Organization

Security Analyzer

What is this warning?

Your page could benefit from using `addEventListener()` instead of inline event handlers. This modern approach provides better security by allowing stricter Content Security Policies and offers better code organization and maintainability.

How to Fix This Issue

How to Fix It

The Current Approach

<button onclick="handleClick()">Submit</button>

The Recommended Approach

Use `addEventListener()` to attach event handlers programmatically.

<button id="submitBtn">Submit</button>
<script>
  document.getElementById('submitBtn').addEventListener('click', handleClick);
</script>

Why This is Better

This approach enables stricter Content Security Policies, provides better separation of concerns, and makes your code more maintainable and secure.

SEO Impact

This issue can affect your site's search engine rankings and user experience. Addressing it promptly helps ensure optimal performance and visibility in search results.

Automatic Detection

Black SEO Analyzer automatically checks for this warning during site analysis, along with hundreds of other technical SEO issues.

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