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: array_udiff_uassoc.php,v 1.8 2005/01/26 04:55:13 aidan Exp $ 19 20 21/** 22 * Replace array_udiff_uassoc() 23 * 24 * @category PHP 25 * @package PHP_Compat 26 * @link http://php.net/function.array_udiff_uassoc 27 * @author Aidan Lister <aidan@php.net> 28 * @version $Revision: 1.8 $ 29 * @since PHP 5 30 * @require PHP 4.0.6 (is_callable) 31 */ 32if (!function_exists('array_udiff_uassoc')) { 33 function array_udiff_uassoc() 34 { 35 $args = func_get_args(); 36 if (count($args) < 3) { 37 user_error('Wrong parameter count for array_udiff_uassoc()', E_USER_WARNING); 38 return; 39 } 40 41 // Get compare function 42 $compare_func = array_pop($args); 43 if (!is_callable($compare_func)) { 44 if (is_array($compare_func)) { 45 $compare_func = $compare_func[0] . '::' . $compare_func[1]; 46 } 47 user_error('array_udiff_uassoc() Not a valid callback ' . $compare_func, E_USER_WARNING); 48 return; 49 } 50 51 // Check arrays 52 $count = count($args); 53 for ($i = 0; $i < $count; $i++) { 54 if (!is_array($args[$i])) { 55 user_error('array_udiff_uassoc() Argument #' . 56 ($i + 1) . ' is not an array', E_USER_WARNING); 57 return; 58 } 59 } 60 61 // Traverse values of the first array 62 $diff = array (); 63 foreach ($args[0] as $key => $value) { 64 // Check all arrays 65 for ($i = 1; $i < $count; $i++) { 66 if (!array_key_exists($key, $args[$i])) { 67 continue; 68 } 69 $result = call_user_func($compare_func, $value, $args[$i][$key]); 70 if ($result === 0) { 71 continue 2; 72 } 73 } 74 75 $diff[$key] = $value; 76 } 77 78 return $diff; 79 } 80} 81 82?>