Subversion-Projekte lars-tiefland.php_share

Revision

Details | Letzte Änderung | Log anzeigen | RSS feed

Revision Autor Zeilennr. Zeile
1 lars 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: Stephan Schmidt <schst@php.net>                             |
16
// |          Aidan Lister <aidan@php.net>                                |
17
// +----------------------------------------------------------------------+
18
//
19
// $Id: array_udiff_assoc.php,v 1.14 2005/01/26 04:55:13 aidan Exp $
20
 
21
 
22
/**
23
 * Replace array_udiff_assoc()
24
 *
25
 * @category    PHP
26
 * @package     PHP_Compat
27
 * @author      Stephan Schmidt <schst@php.net>
28
 * @author      Aidan Lister <aidan@php.net>
29
 * @version     $Revision: 1.14 $
30
 * @link        http://php.net/function.array-udiff-assoc
31
 * @since       PHP 5
32
 * @require     PHP 4.0.6 (is_callable)
33
 */
34
if (!function_exists('array_udiff_assoc')) {
35
    function array_udiff_assoc()
36
    {
37
        $args = func_get_args();
38
        if (count($args) < 3) {
39
            user_error('Wrong parameter count for array_udiff_assoc()', E_USER_WARNING);
40
            return;
41
        }
42
 
43
        // Get compare function
44
        $compare_func = array_pop($args);
45
        if (!is_callable($compare_func)) {
46
            if (is_array($compare_func)) {
47
                $compare_func = $compare_func[0] . '::' . $compare_func[1];
48
            }
49
            user_error('array_udiff_assoc() Not a valid callback ' .
50
                $compare_func, E_USER_WARNING);
51
            return;
52
        }
53
 
54
        // Check arrays
55
        $count = count($args);
56
        for ($i = 0; $i < $count; $i++) {
57
            if (!is_array($args[$i])) {
58
                user_error('array_udiff_assoc() Argument #' .
59
                    ($i + 1) . ' is not an array', E_USER_WARNING);
60
                return;
61
            }
62
        }
63
 
64
        $diff = array ();
65
        // Traverse values of the first array
66
        foreach ($args[0] as $key => $value) {
67
            // Check all arrays
68
            for ($i = 1; $i < $count; $i++) {
69
                if (!array_key_exists($key, $args[$i])) {
70
                    continue;
71
                }
72
                $result = call_user_func($compare_func, $value, $args[$i][$key]);
73
                if ($result === 0) {
74
                    continue 2;
75
                }
76
            }
77
 
78
            $diff[$key] = $value;
79
        }
80
 
81
        return $diff;
82
    }
83
}
84
 
85
?>