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CakePHP

C CakePHP 3.1 Red Velvet API

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 1: <?php
 2: /**
 3:  * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 4:  * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 5:  *
 6:  * Licensed under The MIT License
 7:  * For full copyright and license information, please see the LICENSE.txt
 8:  * Redistributions of files must retain the above copyright notice.
 9:  *
10:  * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
11:  * @link          http://cakephp.org CakePHP(tm) Project
12:  * @since         3.0.0
13:  * @license       http://www.opensource.org/licenses/mit-license.php MIT License
14:  */
15: namespace Cake\Collection\Iterator;
16: 
17: use Cake\Collection\Collection;
18: use RecursiveIterator;
19: 
20: /**
21:  * An iterator that can be used as an argument for other iterators that require
22:  * a RecursiveIterator but do not want children. This iterator will
23:  * always behave as having no nested items.
24:  */
25: class NoChildrenIterator extends Collection implements RecursiveIterator
26: {
27: 
28:     /**
29:      * Returns false as there are no children iterators in this collection
30:      *
31:      * @return bool
32:      */
33:     public function hasChildren()
34:     {
35:         return false;
36:     }
37: 
38:     /**
39:      * Returns null as there are no children for this iteration level
40:      *
41:      * @return null
42:      */
43:     public function getChildren()
44:     {
45:         return null;
46:     }
47: }
48: 
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