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- <?php
- // +----------------------------------------------------------------------+
- // | PHP Version 4 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2004 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 3.0 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | http://www.php.net/license/3_0.txt. |
- // | If you did not receive a copy of the PHP license and are unable to |
- // | obtain it through the world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Authors: Stephan Schmidt <schst@php.net> |
- // | Aidan Lister <aidan@php.net> |
- // +----------------------------------------------------------------------+
- //
- // $Id: array_udiff_assoc.php,v 1.14 2005/01/26 04:55:13 aidan Exp $
-
-
- /**
- * Replace array_udiff_assoc()
- *
- * @category PHP
- * @package PHP_Compat
- * @author Stephan Schmidt <schst@php.net>
- * @author Aidan Lister <aidan@php.net>
- * @version $Revision: 1.14 $
- * @link http://php.net/function.array-udiff-assoc
- * @since PHP 5
- * @require PHP 4.0.6 (is_callable)
- */
- if (!function_exists('array_udiff_assoc')) {
- function array_udiff_assoc()
- {
- $args = func_get_args();
- if (count($args) < 3) {
- user_error('Wrong parameter count for array_udiff_assoc()', E_USER_WARNING);
- return;
- }
-
- // Get compare function
- $compare_func = array_pop($args);
- if (!is_callable($compare_func)) {
- if (is_array($compare_func)) {
- $compare_func = $compare_func[0] . '::' . $compare_func[1];
- }
- user_error('array_udiff_assoc() Not a valid callback ' .
- $compare_func, E_USER_WARNING);
- return;
- }
-
- // Check arrays
- $count = count($args);
- for ($i = 0; $i < $count; $i++) {
- if (!is_array($args[$i])) {
- user_error('array_udiff_assoc() Argument #' .
- ($i + 1) . ' is not an array', E_USER_WARNING);
- return;
- }
- }
-
- $diff = array ();
- // Traverse values of the first array
- foreach ($args[0] as $key => $value) {
- // Check all arrays
- for ($i = 1; $i < $count; $i++) {
- if (!array_key_exists($key, $args[$i])) {
- continue;
- }
- $result = call_user_func($compare_func, $value, $args[$i][$key]);
- if ($result === 0) {
- continue 2;
- }
- }
-
- $diff[$key] = $value;
- }
-
- return $diff;
- }
- }
-
- ?>