# CreditCard - `CreditCard()` - `CreditCard(string $brand)` Validates a credit card number. ```php v::creditCard()->validate('5376 7473 9720 8720'); // true v::creditCard()->validate('5376-7473-9720-8720'); // true v::creditCard()->validate('5376.7473.9720.8720'); // true v::creditCard('American_Express')->validate('340316193809364'); // true v::creditCard('Diners_Club')->validate('30351042633884'); // true v::creditCard('Discover')->validate('6011000990139424'); // true v::creditCard('JCB')->validate('3566002020360505'); // true v::creditCard('Mastercard')->validate('5376747397208720'); // true v::creditCard('Visa')->validate('4024007153361885'); // true ``` The current supported brands are: - American Express (`'American_Express'` or `CreditCard::AMERICAN_EXPRESS`) - Diners Club (`'Diners_Club'` or `CreditCard::DINERS_CLUB`) - Discover (`'Discover'` or `CreditCard::DISCOVER`) - JCB (`'JCB'` or `CreditCard::JCB`) - Mastercard (`'American_Express'` or `CreditCard::MASTERCARD`) - Visa (`'Visa'` or `CreditCard::VISA`) It ignores any non-numeric characters, use [Digit](Digit.md), [NoWhitespace](NoWhitespace.md), or [Regex](Regex.md) when appropriate. ```php v::digit()->creditCard()->validate('5376747397208720'); // true ``` ## Categorization - Banking ## Changelog Version | Description --------|------------- 1.1.0 | Allow the define credit card brand 0.3.9 | Created *** See also: - [Decimal](Decimal.md) - [Digit](Digit.md) - [Iban](Iban.md) - [Luhn](Luhn.md) - [NoWhitespace](NoWhitespace.md) - [Regex](Regex.md)