38 lines
862 B
PHP
38 lines
862 B
PHP
<?php
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/*
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* This file is part of Respect/Validation.
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*
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* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
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*
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* For the full copyright and license information, please view the LICENSE file
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* that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace Respect\Validation\Rules;
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use function ctype_alnum;
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/**
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* Validates whether the input is alphanumeric or not.
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*
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* Alphanumeric is a combination of alphabetic (a-z and A-Z) and numeric (0-9)
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* characters.
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*
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* @author Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
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* @author Henrique Moody <henriquemoody@gmail.com>
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* @author Nick Lombard <github@jigsoft.co.za>
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*/
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final class Alnum extends AbstractFilterRule
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{
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/**
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* {@inheritDoc}
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*/
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protected function validateFilteredInput(string $input): bool
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{
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return ctype_alnum($input);
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}
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}
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