zlibproxy/vendor/workerman/validation/library/Rules/StringVal.php
2023-01-02 19:56:44 +08:00

36 lines
794 B
PHP

<?php
/*
* This file is part of Respect/Validation.
*
* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
*
* 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 is_object;
use function is_scalar;
use function method_exists;
/**
* Validates whether the input can be used as a string.
*
* @author Danilo Correa <danilosilva87@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
final class StringVal extends AbstractRule
{
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
return is_scalar($input) || (is_object($input) && method_exists($input, '__toString'));
}
}