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