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<?php
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// +----------------------------------------------------------------------+
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// | PHP Version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2004 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject to version 3.0 of the PHP license, |
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// | that is bundled with this package in the file LICENSE, and is |
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// | available at through the world-wide-web at |
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// | http://www.php.net/license/3_0.txt. |
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// | If you did not receive a copy of the PHP license and are unable to |
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// | obtain it through the world-wide-web, please send a note to |
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// | license@php.net so we can mail you a copy immediately. |
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// +----------------------------------------------------------------------+
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// | Authors: Aidan Lister <aidan@php.net> |
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// +----------------------------------------------------------------------+
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//
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// $Id: array_intersect_assoc.php,v 1.4 2005/01/26 04:55:13 aidan Exp $
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/**
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* Replace array_intersect_assoc()
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*
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* @category PHP
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* @package PHP_Compat
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* @link http://php.net/function.array_intersect_assoc
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* @author Aidan Lister <aidan@php.net>
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* @version $Revision: 1.4 $
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* @since PHP 4.3.0
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* @require PHP 4.0.0 (user_error)
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*/
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if (!function_exists('array_intersect_assoc')) {
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function array_intersect_assoc()
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{
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// Sanity check
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$args = func_get_args();
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if (count($args) < 2) {
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user_error('wrong parameter count for array_intersect_assoc()', E_USER_WARNING);
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return;
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}
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// Check arrays
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$array_count = count($args);
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for ($i = 0; $i !== $array_count; $i++) {
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if (!is_array($args[$i])) {
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user_error('array_intersect_assoc() Argument #' .
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($i + 1) . ' is not an array', E_USER_WARNING);
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return;
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}
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}
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// Compare entries
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$intersect = array();
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foreach ($args[0] as $key => $value) {
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$intersect[$key] = $value;
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for ($i = 1; $i < $array_count; $i++) {
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if (!isset($args[$i][$key]) || $args[$i][$key] != $value) {
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unset($intersect[$key]);
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break;
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}
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}
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}
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return $intersect;
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}
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}
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?>
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