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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;
}
');
}
?>
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