function Isbn::getDefaultOption

Overrides Constraint::getDefaultOption

File

vendor/symfony/validator/Constraints/Isbn.php, line 81

Class

Isbn

Validates that a value is a valid ISBN according to ISBN-10 or ISBN-13 formats.

Namespace

Symfony\Component\Validator\Constraints

Code

public function getDefaultOption() : ?string {
    return 'type';
}