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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: Alan Morey <alan@caint.com>                                 |
// |          Aidan Lister <aidan@php.net>                                |
// +----------------------------------------------------------------------+
//
// $Id: str_rot13.php,v 1.4 2005/01/26 04:55:13 aidan Exp $

/**
 * Replace str_rot13()
 *
 * @category    PHP
 * @package     PHP_Compat
 * @link        http://php.net/function.str_rot13
 * @author      Alan Morey <alan@caint.com>
 * @author      Aidan Lister <aidan@php.net>
 * @version     $Revision: 1.4 $
 * @since       PHP 4.0.0
 */
if (!function_exists('str_rot13')) {
    function str_rot13($str)
    {
        $from = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
        $to   = 'nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM';

return strtr($str, $from, $to);
    }
}

?>