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46 lines
1.3 KiB
46 lines
1.3 KiB
<?php
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/**
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* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
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* @link https://cakephp.org CakePHP(tm) Project
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* @since 3.0.0
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* @license https://opensource.org/licenses/mit-license.php MIT License
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*/
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namespace Cake\Collection\Iterator;
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use Cake\Collection\Collection;
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use RecursiveIterator;
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/**
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* An iterator that can be used as an argument for other iterators that require
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* a RecursiveIterator but do not want children. This iterator will
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* always behave as having no nested items.
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*/
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class NoChildrenIterator extends Collection implements RecursiveIterator
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{
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/**
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* Returns false as there are no children iterators in this collection
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*
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* @return bool
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*/
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public function hasChildren()
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{
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return false;
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}
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/**
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* Returns null as there are no children for this iteration level
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*
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* @return null
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*/
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public function getChildren()
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{
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return null;
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}
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}
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