From: Bertram Scharpf <lists@...>
Date: 2005-01-30T04:24:02+09:00
Subject: Re: string extraction

Hi,

Am Samstag, 29. Jan 2005, 16:05:57 +0900 schrieb Navindra Umanee:
> I have strings of the form:
> 
> string='.///root/1068663688//1068824962/1068836207//1068932537///'
> 
> Basically, I want to extract the last number in the string.
> 
> string[/(\d*)\/*$/].delete('/')
> 
> But I've already matched the digit I want, so the delete is just
> superfluous work.  How can I extract the number without doing a
> separate delete?

Maybe you simply need to say

  string[/\d+\/*$/].to_i

that doesn't mind trailing slashes.

Bertram

-- 
Bertram Scharpf
Stuttgart, Deutschland/Germany
http://www.bertram-scharpf.de