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ContainerIterator.php
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56 lines (52 loc) · 1.68 KB
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<?php
/**
* Implements a recursive iterator for the container elements
*
* PHP version 5
*
* LICENSE
*
* This source file is subject to BSD 3-Clause License that is bundled
* with this package in the file LICENSE and available at the URL
* https://raw.githubusercontent.com/pear/HTML_QuickForm2/trunk/docs/LICENSE
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @copyright 2006-2025 Alexey Borzov <avb@php.net>, Bertrand Mansion <golgote@mamasam.com>
* @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
* @link https://pear.php.net/package/HTML_QuickForm2
*/
/**
* Implements a recursive iterator for the container elements
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
* @version Release: @package_version@
* @link https://pear.php.net/package/HTML_QuickForm2
*
* @extends RecursiveArrayIterator<int,HTML_QuickForm2_Node>
*/
class HTML_QuickForm2_ContainerIterator extends RecursiveArrayIterator
{
public function __construct(HTML_QuickForm2_Container $container)
{
parent::__construct($container->getElements());
}
#[ReturnTypeWillChange]
public function hasChildren()
{
return $this->current() instanceof HTML_QuickForm2_Container;
}
#[ReturnTypeWillChange]
public function getChildren()
{
$current = $this->current();
return $current instanceof HTML_QuickForm2_Container ? new self($current) : null;
}
}
?>