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ef8a8f4b27
There is no need for that file to be a Markdown, and it can be a plain text file. Signed-off-by: Henrique Moody <henriquemoody@gmail.com>
30 lines
721 B
PHP
30 lines
721 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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/**
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* Validates if the input is a Roman numeral.
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*
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* @author Alexander Wühr <wuehr@sc-networks.com>
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* @author Henrique Moody <henriquemoody@gmail.com>
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* @author Jean Pimentel <jeanfap@gmail.com>
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*/
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final class Roman extends AbstractEnvelope
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{
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public function __construct()
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{
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parent::__construct(new Regex('/^(?=[MDCLXVI])M*(C[MD]|D?C{0,3})(X[CL]|L?X{0,3})(I[XV]|V?I{0,3})$/'));
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}
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}
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