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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: clone.php,v 1.3 2005/05/01 10:40:59 aidan Exp $
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/**
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* Replace clone()
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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/language.oop5.cloning
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* @author Aidan Lister <aidan@php.net>
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* @version $Revision: 1.3 $
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* @since PHP 5.0.0
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* @require PHP 4.0.0 (user_error)
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*/
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if (version_compare(phpversion(), '5.0') === -1) {
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// Needs to be wrapped in eval as clone is a keyword in PHP5
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eval('
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function clone($object)
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{
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// Sanity check
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if (!is_object($object)) {
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user_error(\'clone() __clone method called on non-object\', E_USER_WARNING);
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return;
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}
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// Use serialize/unserialize trick to deep copy the object
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$object = unserialize(serialize($object));
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// If there is a __clone method call it on the "new" class
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if (method_exists($object, \'__clone\')) {
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$object->__clone();
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}
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return $object;
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}
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');
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}
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?>
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