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