| Line 1... |
Line 1... |
| 1 |
<?php |
1 |
<?php |
| 2 |
// +----------------------------------------------------------------------+ |
2 |
// +----------------------------------------------------------------------+ |
| 3 |
// | PHP Version 4 | |
3 |
// | PHP Version 4 | |
| 4 |
// +----------------------------------------------------------------------+ |
4 |
// +----------------------------------------------------------------------+ |
| 5 |
// | Copyright (c) 1997-2004 The PHP Group | |
5 |
// | Copyright (c) 1997-2004 The PHP Group | |
| 6 |
// +----------------------------------------------------------------------+ |
6 |
// +----------------------------------------------------------------------+ |
| 7 |
// | This source file is subject to version 3.0 of the PHP license, | |
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 | |
8 |
// | that is bundled with this package in the file LICENSE, and is | |
| 9 |
// | available at through the world-wide-web at | |
9 |
// | available at through the world-wide-web at | |
| 10 |
// | http://www.php.net/license/3_0.txt. | |
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 | |
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 | |
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. | |
13 |
// | license@php.net so we can mail you a copy immediately. | |
| 14 |
// +----------------------------------------------------------------------+ |
14 |
// +----------------------------------------------------------------------+ |
| 15 |
// | Authors: Aidan Lister <aidan@php.net> | |
15 |
// | Authors: Aidan Lister <aidan@php.net> | |
| 16 |
// +----------------------------------------------------------------------+ |
16 |
// +----------------------------------------------------------------------+ |
| 17 |
// |
17 |
// |
| 18 |
// $Id: array_diff_key.php,v 1.4 2005/01/26 04:55:13 aidan Exp $ |
18 |
// $Id: array_diff_key.php,v 1.4 2005/01/26 04:55:13 aidan Exp $ |
| 19 |
|
19 |
|
| 20 |
|
20 |
|
| 21 |
/** |
21 |
/** |
| 22 |
* Replace array_diff_key() |
22 |
* Replace array_diff_key() |
| 23 |
* |
23 |
* |
| 24 |
* @category PHP |
24 |
* @category PHP |
| 25 |
* @package PHP_Compat |
25 |
* @package PHP_Compat |
| 26 |
* @link http://php.net/function.array_diff_key |
26 |
* @link http://php.net/function.array_diff_key |
| 27 |
* @author Tom Buskens <ortega@php.net> |
27 |
* @author Tom Buskens <ortega@php.net> |
| 28 |
* @version $Revision: 1.4 $ |
28 |
* @version $Revision: 1.4 $ |
| 29 |
* @since PHP 5.0.2 |
29 |
* @since PHP 5.0.2 |
| 30 |
* @require PHP 4.0.0 (user_error) |
30 |
* @require PHP 4.0.0 (user_error) |
| 31 |
*/ |
31 |
*/ |
| 32 |
if (!function_exists('array_diff_key')) { |
32 |
if (!function_exists('array_diff_key')) { |
| 33 |
function array_diff_key() |
33 |
function array_diff_key() |
| 34 |
{ |
34 |
{ |
| 35 |
$args = func_get_args(); |
35 |
$args = func_get_args(); |
| 36 |
if (count($args) < 2) { |
36 |
if (count($args) < 2) { |
| 37 |
user_error('Wrong parameter count for array_diff_key()', E_USER_WARNING); |
37 |
user_error('Wrong parameter count for array_diff_key()', E_USER_WARNING); |
| 38 |
return; |
38 |
return; |
| 39 |
} |
39 |
} |
| 40 |
|
40 |
|
| 41 |
// Check arrays |
41 |
// Check arrays |
| 42 |
$array_count = count($args); |
42 |
$array_count = count($args); |
| 43 |
for ($i = 0; $i !== $array_count; $i++) { |
43 |
for ($i = 0; $i !== $array_count; $i++) { |
| 44 |
if (!is_array($args[$i])) { |
44 |
if (!is_array($args[$i])) { |
| 45 |
user_error('array_diff_key() Argument #' . |
45 |
user_error('array_diff_key() Argument #' . |
| 46 |
($i + 1) . ' is not an array', E_USER_WARNING); |
46 |
($i + 1) . ' is not an array', E_USER_WARNING); |
| 47 |
return; |
47 |
return; |
| 48 |
} |
48 |
} |
| 49 |
} |
49 |
} |
| 50 |
|
50 |
|
| 51 |
$result = $args[0]; |
51 |
$result = $args[0]; |
| 52 |
foreach ($args[0] as $key1 => $value1) { |
52 |
foreach ($args[0] as $key1 => $value1) { |
| 53 |
for ($i = 1; $i !== $array_count; $i++) { |
53 |
for ($i = 1; $i !== $array_count; $i++) { |
| 54 |
foreach ($args[$i] as $key2 => $value2) { |
54 |
foreach ($args[$i] as $key2 => $value2) { |
| 55 |
if ((string) $key1 === (string) $key2) { |
55 |
if ((string) $key1 === (string) $key2) { |
| 56 |
unset($result[$key2]); |
56 |
unset($result[$key2]); |
| 57 |
break 2; |
57 |
break 2; |
| 58 |
} |
58 |
} |
| 59 |
} |
59 |
} |
| 60 |
} |
60 |
} |
| 61 |
} |
61 |
} |
| 62 |
return $result; |
62 |
return $result; |
| 63 |
} |
63 |
} |
| 64 |
} |
64 |
} |
| 65 |
|
65 |
|
| 66 |
?> |
66 |
?> |
| 67 |
|
67 |
|