mirror of
https://github.com/Codappix/search_core.git
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46 lines
1.5 KiB
PHP
46 lines
1.5 KiB
PHP
<?php
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namespace Codappix\SearchCore\Utility;
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/*
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* Copyright (C) 2018 Benjamin Serfhos <benjamin@serfhos.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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class ArrayUtility
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{
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/**
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* Recursively removes empty array elements.
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*
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* @see \TYPO3\CMS\Extbase\Utility\ArrayUtility::removeEmptyElementsRecursively Removed in TYPO3 v9
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*/
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public static function removeEmptyElementsRecursively(array $array): array
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{
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$result = $array;
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foreach ($result as $key => $value) {
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if (is_array($value)) {
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$result[$key] = self::removeEmptyElementsRecursively($value);
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if ($result[$key] === []) {
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unset($result[$key]);
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}
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} elseif ($value === null) {
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unset($result[$key]);
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}
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}
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return $result;
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}
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}
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