Validation Patterns Demo
Demonstrating comprehensive validation patterns, cross-field validation, and async validation
Validation Patterns
Email Validation
Built-in email format validation with custom error messages.
Phone Validation
US phone number format validation (XXX) XXX-XXXX.
Password Strength
Complex password requirements with multiple criteria.
URL Validation
Website URL format validation with protocol checking.
Credit Card
Credit card number format validation with spacing support.
SSN Validation
Social Security Number format validation XXX-XX-XXXX.
User Registration Form
This form demonstrates comprehensive validation patterns including cross-field validation.
Async Validation Demo
This form demonstrates async validation for username and email availability.
Cross-Field Validation Examples
Password Confirmation
Ensures password and confirm password fields match.
crossFieldValidation.passwordConfirmation("password", "confirmPassword")Date Range Validation
Ensures end date is after start date.
crossFieldValidation.dateRange("startDate", "endDate")Conditional Required
Makes fields required based on other field values.
crossFieldValidation.conditionalRequired("phone", "contactMethod", "phone")Age Validation
Validates age based on birth date.
crossFieldValidation.ageValidation("birthDate", 18)Validation Features
Real-time Validation: Fields validate as you type with debounced validation.
Cross-field Validation: Password confirmation and date range validation.
Async Validation: Server-side validation for username and email availability.
Custom Error Messages: Tailored error messages for better user experience.
Validation Patterns: Pre-built patterns for common validation scenarios.
Accessibility: Proper ARIA labels and error associations.