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Direktori : /proc/thread-self/root/opt/alt/php55/usr/share/pear/Symfony/Component/Form/Util/ |
Current File : //proc/thread-self/root/opt/alt/php55/usr/share/pear/Symfony/Component/Form/Util/FormUtil.php |
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Form\Util; /** * @author Bernhard Schussek <bschussek@gmail.com> */ class FormUtil { /** * This class should not be instantiated */ private function __construct() {} /** * Returns whether the given data is empty. * * This logic is reused multiple times throughout the processing of * a form and needs to be consistent. PHP's keyword `empty` cannot * be used as it also considers 0 and "0" to be empty. * * @param mixed $data * * @return Boolean */ public static function isEmpty($data) { // Should not do a check for array() === $data!!! // This method is used in occurrences where arrays are // not considered to be empty, ever. return null === $data || '' === $data; } }