Viewing file:  array_intersect_assoc.php (2.59 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: Aidan Lister <aidan@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: array_intersect_assoc.php,v 1.4 2005/01/26 04:55:13 aidan Exp $
/**
* Replace array_intersect_assoc()
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/function.array_intersect_assoc
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 1.4 $
* @since PHP 4.3.0
* @require PHP 4.0.0 (user_error)
*/
if (!function_exists('array_intersect_assoc')) {
function array_intersect_assoc()
{
// Sanity check
$args = func_get_args();
if (count($args) < 2) {
user_error('wrong parameter count for array_intersect_assoc()', E_USER_WARNING);
return;
}
// Check arrays
$array_count = count($args);
for ($i = 0; $i !== $array_count; $i++) {
if (!is_array($args[$i])) {
user_error('array_intersect_assoc() Argument #' .
($i + 1) . ' is not an array', E_USER_WARNING);
return;
}
}
// Compare entries
$intersect = array();
foreach ($args[0] as $key => $value) {
$intersect[$key] = $value;
for ($i = 1; $i < $array_count; $i++) {
if (!isset($args[$i][$key]) || $args[$i][$key] != $value) {
unset($intersect[$key]);
break;
}
}
}
return $intersect;
}
}
?>
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