From: Hassan Schroeder <hassan.schroeder@...>
Date: 2010-08-09T01:19:54+09:00
Subject: Re: Hel;p with Tip Calculator

On Sun, Aug 8, 2010 at 8:59 AM, Andrei Beliankou <letteras@mail.ru> wrote:

> Use
>
> '45 %'.sub(/%/, '').strip
> '14 $'.sub(/[$]/, '').strip

More universally

  input_string.gsub(/\D/, '')

removes any non-[0-9] characters, including white space.

-- 
Hassan Schroeder ------------------------ hassan.schroeder@gmail.com
twitter: @hassan