downloads | documentation | faq | getting help | mailing lists | reporting bugs | php.net sites | links | my php.net 
search for in the  

<str_replacestr_shuffle>
Last updated: Thu, 26 Jun 2008

str_rot13

(PHP 4 >= 4.2.0, PHP 5)

str_rot13 — Perform the rot13 transform on a string

Description

string str_rot13 ( string $str )

Performs the ROT13 encoding on the str argument and returns the resulting string.

The ROT13 encoding simply shifts every letter by 13 places in the alphabet while leaving non-alpha characters untouched. Encoding and decoding are done by the same function, passing an encoded string as argument will return the original version.

Parameters

str

The input string.

Return Values

Returns the ROT13 version of the given string.

Examples

Example #1 str_rot13() example

<?php

echo str_rot13('PHP 4.3.0'); // CUC 4.3.0

?>

ChangeLog

Version Description
4.3.0 The behaviour of this function was fixed. Before this fix, the str was also modified, as if it was passed by reference.



add a noteadd a note User Contributed Notes
Perform the rot13 transform on a string
There are no user contributed notes for this page.




<str_replacestr_shuffle>
Last updated: Thu, 26 Jun 2008
show source | credits | sitemap | contact | advertising | mirror sites
Copyright © 2001-2005 The PHP Group
All rights reserved.
This unofficial mirror is operated at: http://phpbuilder.com/
Last updated: Tue Nov 1 20:20:59 2005 EST
Columns / Articles | Tips / Quickies | News | News Linking and RSS Feeds | Shared Code Library
Mail Archives | Support / Discussion Forums | Get Started! Links | Contribute! | Docs