class UserNameUnique

Checks if a user name is unique on the site.

Hierarchy

• class \Drupal\Core\Validation\Plugin\Validation\Constraint\UniqueFieldConstraint extends \Symfony\Component\Validator\Constraint
  • class \Drupal\user\Plugin\Validation\Constraint\UserNameUnique extends \Drupal\Core\Validation\Plugin\Validation\Constraint\UniqueFieldConstraint

Expanded class hierarchy of UserNameUnique

File

core/modules/user/src/Plugin/Validation/Constraint/UserNameUnique.php, line 12

Namespace

class UserNameUnique extends UniqueFieldConstraint {
    
    /**
     * The default violation message.
     *
     * @var string
     */
    public $message = 'The username %value is already taken.';

}

Members