respect-validation/library/Rules/HexRgbColor.php
2018-01-28 17:38:36 +01:00

36 lines
737 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.md"
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
class HexRgbColor extends Xdigit
{
public function validate($input): bool
{
if (!is_string($input)) {
return false;
}
if (0 === mb_strpos($input, '#')) {
$input = mb_substr($input, 1);
}
$length = mb_strlen($input);
if (3 != $length && 6 != $length) {
return false;
}
return parent::validate($input);
}
}