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_combine.php,v 1.21 2005/01/28 02:27:52 aidan Exp $
|
---|
19 |
|
---|
20 |
|
---|
21 | /**
|
---|
22 | * Replace array_combine()
|
---|
23 | *
|
---|
24 | * @category PHP
|
---|
25 | * @package PHP_Compat
|
---|
26 | * @link http://php.net/function.array_combine
|
---|
27 | * @author Aidan Lister <aidan@php.net>
|
---|
28 | * @version $Revision: 1.21 $
|
---|
29 | * @since PHP 5
|
---|
30 | * @require PHP 4.0.0 (user_error)
|
---|
31 | */
|
---|
32 | if (!function_exists('array_combine')) {
|
---|
33 | function array_combine($keys, $values)
|
---|
34 | {
|
---|
35 | if (!is_array($keys)) {
|
---|
36 | user_error('array_combine() expects parameter 1 to be array, ' .
|
---|
37 | gettype($keys) . ' given', E_USER_WARNING);
|
---|
38 | return;
|
---|
39 | }
|
---|
40 |
|
---|
41 | if (!is_array($values)) {
|
---|
42 | user_error('array_combine() expects parameter 2 to be array, ' .
|
---|
43 | gettype($values) . ' given', E_USER_WARNING);
|
---|
44 | return;
|
---|
45 | }
|
---|
46 |
|
---|
47 | $key_count = count($keys);
|
---|
48 | $value_count = count($values);
|
---|
49 | if ($key_count !== $value_count) {
|
---|
50 | user_error('array_combine() Both parameters should have equal number of elements', E_USER_WARNING);
|
---|
51 | return false;
|
---|
52 | }
|
---|
53 |
|
---|
54 | if ($key_count === 0 || $value_count === 0) {
|
---|
55 | user_error('array_combine() Both parameters should have number of elements at least 0', E_USER_WARNING);
|
---|
56 | return false;
|
---|
57 | }
|
---|
58 |
|
---|
59 | $keys = array_values($keys);
|
---|
60 | $values = array_values($values);
|
---|
61 |
|
---|
62 | $combined = array();
|
---|
63 | for ($i = 0; $i < $key_count; $i++) {
|
---|
64 | $combined[$keys[$i]] = $values[$i];
|
---|
65 | }
|
---|
66 |
|
---|
67 | return $combined;
|
---|
68 | }
|
---|
69 | }
|
---|
70 |
|
---|
71 | ?> |
---|