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Linux unitednationsplay.com 3.10.0-1160.45.1.el7.x86_64 #1 SMP Wed Oct 13 17:20:51 UTC 2021 x86_64
nginx/1.20.1
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Name	Size	Permission	Date
FormUtil.php	1.03 KB	-rw-rw-r--	2022-07-20 13:00
InheritDataAwareIterator.php	1.12 KB	-rw-rw-r--	2022-07-20 13:00
OptionsResolverWrapper.php	2.55 KB	-rw-rw-r--	2022-07-20 13:00
OrderedHashMap.php	4.81 KB	-rw-rw-r--	2022-07-20 13:00
OrderedHashMapIterator.php	4 KB	-rw-rw-r--	2022-07-20 13:00
ServerParams.php	2.37 KB	-rw-rw-r--	2022-07-20 13:00
StringUtil.php	1.34 KB	-rw-rw-r--	2022-07-20 13:00

Rename

<?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 keyword `empty` cannot
     * be used as it also considers 0 and "0" to be empty.
     *
     * @param mixed $data
     *
     * @return bool
     */
    public static function isEmpty($data)
    {
        // Should not do a check for [] === $data!!!
        // This method is used in occurrences where arrays are
        // not considered to be empty, ever.
        return null === $data || '' === $data;
    }
}