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* * 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 FalseVal extends AbstractRule { public function validate($input) { if (false === $input) { // PHP 5.3 workaround return true; } return (false === filter_var($input, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE)); } }