Rev Author Line No. Line
130 kaklik 1 <?php
2 // +----------------------------------------------------------------------+
3 // | PHP Version 4 |
4 // +----------------------------------------------------------------------+
5 // | Copyright (c) 1997-2004 The PHP Group |
6 // +----------------------------------------------------------------------+
7 // | This source file is subject to version 3.0 of the PHP license, |
8 // | that is bundled with this package in the file LICENSE, and is |
9 // | available at through the world-wide-web at |
10 // | http://www.php.net/license/3_0.txt. |
11 // | If you did not receive a copy of the PHP license and are unable to |
12 // | obtain it through the world-wide-web, please send a note to |
13 // | license@php.net so we can mail you a copy immediately. |
14 // +----------------------------------------------------------------------+
15 // | Authors: Aidan Lister <aidan@php.net> |
16 // +----------------------------------------------------------------------+
17 //
18 // $Id: array_chunk.php,v 1.14 2005/01/26 04:55:13 aidan Exp $
19  
20  
21 /**
22 * Replace array_combine()
23 *
24 * @category PHP
25 * @package PHP_Compat
26 * @link http://php.net/function.array_chunk
27 * @author Aidan Lister <aidan@php.net>
28 * @author Thiemo Mättig (http://maettig.com)
29 * @version $Revision: 1.14 $
30 * @since PHP 4.2.0
31 * @require PHP 4.0.0 (user_error)
32 */
33 if (!function_exists('array_chunk')) {
34 function array_chunk($input, $size, $preserve_keys = false)
35 {
36 if (!is_array($input)) {
37 user_error('array_chunk() expects parameter 1 to be array, ' .
38 gettype($input) . ' given', E_USER_WARNING);
39 return;
40 }
41  
42 if (!is_numeric($size)) {
43 user_error('array_chunk() expects parameter 2 to be long, ' .
44 gettype($size) . ' given', E_USER_WARNING);
45 return;
46 }
47  
48 $size = (int)$size;
49 if ($size <= 0) {
50 user_error('array_chunk() Size parameter expected to be greater than 0',
51 E_USER_WARNING);
52 return;
53 }
54  
55 $chunks = array();
56 $i = 0;
57  
58 if ($preserve_keys !== false) {
59 foreach ($input as $key => $value) {
60 $chunks[(int)($i++ / $size)][$key] = $value;
61 }
62 } else {
63 foreach ($input as $value) {
64 $chunks[(int)($i++ / $size)][] = $value;
65 }
66 }
67  
68 return $chunks;
69 }
70 }
71  
72 ?>