Example 4: Native Form Handling

Learn about native HTML5 validation and form handling

Live Demo: User Registration Form

This form uses native HTML5 validation - no libraries required!

Full Name *

Name must be at least 3 characters

Email Address *

Please enter a valid email address

Phone Number

Phone must be at least 10 digits

Password *

Password must be at least 8 characters

Country

Please select a country

Bio (optional) Maximum 200 characters

I agree to the terms and conditions *

You must agree to the terms

✅ Registration Successful!

HTML5 Validation: Use native attributes like required, minlength, pattern
Constraint Validation API: JavaScript API to check validity
Custom Validation: Add custom validation logic with JavaScript
Real-time Feedback: Show errors as user types
Accessibility: Proper labels and ARIA attributes