function MacAddressValidator::isUnicast

Checks whether a MAC address is unicast or multicast.

File

vendor/symfony/validator/Constraints/MacAddressValidator.php, line 84

Class

MacAddressValidator

Validates whether a value is a valid MAC address.

Namespace

Symfony\Component\Validator\Constraints

Code

private static function isUnicast(string $mac) : bool {
    return match (self::sanitize($mac)[1]) {    '0', '4', '8', 'c', '2', '6', 'a', 'e' => true,
        default => false,
    
    };
}