class OptionalConstraint

Marks a field as optional in a Collection constraint.

Attributes

Hierarchy

• class \Drupal\Core\Validation\Plugin\Validation\Constraint\OptionalConstraint implements \Drupal\Core\Validation\CompositeConstraintInterface extends \Symfony\Component\Validator\Constraints\Optional

Expanded class hierarchy of OptionalConstraint

File

core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/OptionalConstraint.php, line 16

Namespace

class OptionalConstraint extends Optional implements CompositeConstraintInterface {
  public function __construct(...$args) {
    parent::__construct(...$args);
  }
  
  /**
   * {@inheritdoc}
   */
  public static function getCompositeOptionStatic() : array|string {
    return 'constraints';
  }

}

Members