From: Martin DeMello <martindemello@...>
Date: 2010-08-24T22:32:48+09:00
Subject: Re: If input contains....

On Tue, Aug 24, 2010 at 6:54 PM, Hd Pwnz0r
<human.dictionary@rocketmail.com> wrote:
> I'm making a secure password generator, where the user inputs a word and
> it translates it to something more secure, so if they entered "book" it
> would return "b00k". I just don't know how to say like
>
> if input contains "S" replace with "$"

Check out String#gsub

http://ruby-doc.org/core/classes/String.html#M000817

martin