1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
<?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);
}
}
}