Viewing file:  array_uintersect.php (3.09 KB) -rw-rw-rw-
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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: Tom Buskens <ortega@php.net> |
// | Aidan Lister <aidan@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: array_uintersect.php,v 1.9 2005/05/10 12:05:48 aidan Exp $
/**
* Replace array_uintersect()
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/function.array_uintersect
* @author Tom Buskens <ortega@php.net>
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 1.9 $
* @since PHP 5
* @require PHP 4.0.6 (is_callable)
*/
if (!function_exists('array_uintersect')) {
function array_uintersect()
{
$args = func_get_args();
if (count($args) < 3) {
user_error('wrong parameter count for array_uintersect()',
E_USER_WARNING);
return;
}
// Get compare function
$user_func = array_pop($args);
if (!is_callable($user_func)) {
if (is_array($user_func)) {
$user_func = $user_func[0] . '::' . $user_func[1];
}
user_error('array_uintersect() Not a valid callback ' .
$user_func, E_USER_WARNING);
return;
}
// Check arrays
$array_count = count($args);
for ($i = 0; $i < $array_count; $i++) {
if (!is_array($args[$i])) {
user_error('array_uintersect() Argument #' .
($i + 1) . ' is not an array', E_USER_WARNING);
return;
}
}
// Compare entries
$output = array();
foreach ($args[0] as $key => $item) {
for ($i = 1; $i !== $array_count; $i++) {
$array = $args[$i];
foreach($array as $key0 => $item0) {
if (!call_user_func($user_func, $item, $item0)) {
$output[$key] = $item;
}
}
}
}
return $output;
}
}
?>
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