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35 lines
780 B
PHP
35 lines
780 B
PHP
<?php
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/*
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* Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
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* SPDX-License-Identifier: MIT
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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 is_nan;
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use function is_numeric;
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/**
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* Validates if the input is a number.
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*
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* @author Henrique Moody <henriquemoody@gmail.com>
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* @author Ismael Elias <ismael.esq@hotmail.com>
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* @author Vitaliy <reboot.m@gmail.com>
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*/
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final class Number extends AbstractRule
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{
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/**
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* @deprecated Calling `validate()` directly from rules is deprecated. Please use {@see \Respect\Validation\Validator::isValid()} instead.
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*/
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public function validate($input): bool
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{
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if (!is_numeric($input)) {
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return false;
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}
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return !is_nan((float) $input);
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}
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}
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