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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_combine.php,v 1.21 2005/01/28 02:27:52 aidan Exp $
-
-
- /**
- * Replace array_combine()
- *
- * @category PHP
- * @package PHP_Compat
- * @link http://php.net/function.array_combine
- * @author Aidan Lister <aidan@php.net>
- * @version $Revision: 1.21 $
- * @since PHP 5
- * @require PHP 4.0.0 (user_error)
- */
- if (!function_exists('array_combine')) {
- function array_combine($keys, $values)
- {
- if (!is_array($keys)) {
- user_error('array_combine() expects parameter 1 to be array, ' .
- gettype($keys) . ' given', E_USER_WARNING);
- return;
- }
-
- if (!is_array($values)) {
- user_error('array_combine() expects parameter 2 to be array, ' .
- gettype($values) . ' given', E_USER_WARNING);
- return;
- }
-
- $key_count = count($keys);
- $value_count = count($values);
- if ($key_count !== $value_count) {
- user_error('array_combine() Both parameters should have equal number of elements', E_USER_WARNING);
- return false;
- }
-
- if ($key_count === 0 || $value_count === 0) {
- user_error('array_combine() Both parameters should have number of elements at least 0', E_USER_WARNING);
- return false;
- }
-
- $keys = array_values($keys);
- $values = array_values($values);
-
- $combined = array();
- for ($i = 0; $i < $key_count; $i++) {
- $combined[$keys[$i]] = $values[$i];
- }
-
- return $combined;
- }
- }
-
- ?>