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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Stdlib;
use Serializable;
/**
* Serializable version of SplQueue
*/
class SplQueue extends \SplQueue implements Serializable
{
/**
* Return an array representing the queue
*
* @return array
*/
public function toArray()
{
$array = [];
foreach ($this as $item) {
$array[] = $item;
}
return $array;
}
/**
* Serialize
*
* @return string
*/
public function serialize()
{
return serialize($this->toArray());
}
/**
* Unserialize
*
* @param string $data
* @return void
*/
public function unserialize($data)
{
foreach (unserialize($data) as $item) {
$this->push($item);
}
}
}