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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_intersect_assoc.php,v 1.4 2005/01/26 04:55:13 aidan Exp $ 18 // $Id: array_intersect_assoc.php,v 1.4 2005/01/26 04:55:13 aidan Exp $
19   19  
20   20  
21 /** 21 /**
22 * Replace array_intersect_assoc() 22 * Replace array_intersect_assoc()
23 * 23 *
24 * @category PHP 24 * @category PHP
25 * @package PHP_Compat 25 * @package PHP_Compat
26 * @link http://php.net/function.array_intersect_assoc 26 * @link http://php.net/function.array_intersect_assoc
27 * @author Aidan Lister <aidan@php.net> 27 * @author Aidan Lister <aidan@php.net>
28 * @version $Revision: 1.4 $ 28 * @version $Revision: 1.4 $
29 * @since PHP 4.3.0 29 * @since PHP 4.3.0
30 * @require PHP 4.0.0 (user_error) 30 * @require PHP 4.0.0 (user_error)
31 */ 31 */
32 if (!function_exists('array_intersect_assoc')) { 32 if (!function_exists('array_intersect_assoc')) {
33 function array_intersect_assoc() 33 function array_intersect_assoc()
34 { 34 {
35 // Sanity check 35 // Sanity check
36 $args = func_get_args(); 36 $args = func_get_args();
37 if (count($args) < 2) { 37 if (count($args) < 2) {
38 user_error('wrong parameter count for array_intersect_assoc()', E_USER_WARNING); 38 user_error('wrong parameter count for array_intersect_assoc()', E_USER_WARNING);
39 return; 39 return;
40 } 40 }
41   41  
42 // Check arrays 42 // Check arrays
43 $array_count = count($args); 43 $array_count = count($args);
44 for ($i = 0; $i !== $array_count; $i++) { 44 for ($i = 0; $i !== $array_count; $i++) {
45 if (!is_array($args[$i])) { 45 if (!is_array($args[$i])) {
46 user_error('array_intersect_assoc() Argument #' . 46 user_error('array_intersect_assoc() Argument #' .
47 ($i + 1) . ' is not an array', E_USER_WARNING); 47 ($i + 1) . ' is not an array', E_USER_WARNING);
48 return; 48 return;
49 } 49 }
50 } 50 }
51   51  
52 // Compare entries 52 // Compare entries
53 $intersect = array(); 53 $intersect = array();
54 foreach ($args[0] as $key => $value) { 54 foreach ($args[0] as $key => $value) {
55 $intersect[$key] = $value; 55 $intersect[$key] = $value;
56   56  
57 for ($i = 1; $i < $array_count; $i++) { 57 for ($i = 1; $i < $array_count; $i++) {
58 if (!isset($args[$i][$key]) || $args[$i][$key] != $value) { 58 if (!isset($args[$i][$key]) || $args[$i][$key] != $value) {
59 unset($intersect[$key]); 59 unset($intersect[$key]);
60 break; 60 break;
61 } 61 }
62 } 62 }
63 } 63 }
64   64  
65 return $intersect; 65 return $intersect;
66 } 66 }
67 } 67 }
68   68  
69 ?> 69 ?>
70 70