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编辑当前文件:/home/mgatv524/public_html/fmd/vendor/respect/validation/library/Rules/Json.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. */ namespace Respect\Validation\Rules; class Json extends AbstractRule { public function validate($input) { if (!is_string($input) || '' === $input) { return false; } json_decode($input); return (json_last_error() === JSON_ERROR_NONE); } }