|
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
|
// $Id$
|
|
19
|
|
|
20
|
|
|
21
|
/**
|
|
22
|
* Replace array_intersect_key()
|
|
23
|
*
|
|
24
|
* @category PHP
|
|
25
|
* @package PHP_Compat
|
|
26
|
* @link http://php.net/function.array_intersect_key
|
|
27
|
* @author Tom Buskens <ortega@php.net>
|
|
28
|
* @version $Revision$
|
|
29
|
* @since PHP 5.0.2
|
|
30
|
* @require PHP 4.0.0 (user_error)
|
|
31
|
*/
|
|
32
|
if (!function_exists('array_intersect_key')) {
|
|
33
|
function array_intersect_key()
|
|
34
|
{
|
|
35
|
$args = func_get_args();
|
|
36
|
if (count($args) < 2) {
|
|
37
|
user_error(gettext('Wrong parameter count for array_intersect_key()'), E_USER_WARNING);
|
|
38
|
return;
|
|
39
|
}
|
|
40
|
|
|
41
|
// Check arrays
|
|
42
|
$array_count = count($args);
|
|
43
|
for ($i = 0; $i !== $array_count; $i++) {
|
|
44
|
if (!is_array($args[$i])) {
|
|
45
|
user_error(gettext('array_intersect_key() Argument #') .
|
|
46
|
($i + 1) . gettext(' is not an array'), E_USER_WARNING);
|
|
47
|
return;
|
|
48
|
}
|
|
49
|
}
|
|
50
|
|
|
51
|
// Compare entries
|
|
52
|
$result = array();
|
|
53
|
foreach ($args[0] as $key1 => $value1) {
|
|
54
|
for ($i = 1; $i !== $array_count; $i++) {
|
|
55
|
foreach ($args[$i] as $key2 => $value2) {
|
|
56
|
if ((string) $key1 === (string) $key2) {
|
|
57
|
$result[$key1] = $value1;
|
|
58
|
}
|
|
59
|
}
|
|
60
|
}
|
|
61
|
}
|
|
62
|
|
|
63
|
return $result;
|
|
64
|
}
|
|
65
|
}
|
|
66
|
|
|
67
|
?>
|