2022-12-24 22:10:40 +08:00
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<?php
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/*
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2024-01-31 22:15:08 +08:00
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* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
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* SPDX-License-Identifier: MIT
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2022-12-24 22:10:40 +08:00
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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 preg_match;
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/**
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* Validates if the input contains only consonants.
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*
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* @author Danilo Correa <danilosilva87@gmail.com>
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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 Consonant 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 $input): bool
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{
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return preg_match('/^(\s|[b-df-hj-np-tv-zB-DF-HJ-NP-TV-Z])*$/', $input) > 0;
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}
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}
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