Want to let users copy input values with a single click? In this quick and practical JavaScript tutorial, you’ll learn how to create a copy button for an input field — using only vanilla JavaScript, HTML, and zero libraries.

This feature is perfect for contact forms, OTP fields, promo codes, referral links, code snippets, and more — helping users copy values to their clipboard in just one click.

In this video, you’ll learn:

How to select an input field using getElementById or querySelector

How to use the Clipboard API (navigator.clipboard.writeText)

Fallback using execCommand() for broader browser support

Adding a copy icon or button dynamically

Optional: Show feedback like “Copied!” for better UX

Perfect for JavaScript beginners, students, and developers building modern, user-friendly websites.

Explore our full JavaScript Projects Playlist for more UI components and real-world enhancements!

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