respect-validation/library/Rules/Control.php
2023-02-13 03:59:11 -03:00

35 lines
834 B
PHP

<?php
/*
* This file is part of Respect/Validation.
*
* (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
*
* For the full copyright and license information, please view the LICENSE file
* that was distributed with this source code.
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
use function ctype_cntrl;
/**
* Validates if all of the characters in the provided string, are control characters.
*
* @author Andre Ramaciotti <andre@ramaciotti.com>
* @author Danilo Correa <danilosilva87@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
* @author Nick Lombard <github@jigsoft.co.za>
*/
final class Control extends AbstractFilterRule
{
/**
* {@inheritDoc}
*/
protected function validateFilteredInput(string $input): bool
{
return ctype_cntrl($input);
}
}