From: Aaron Patterson <aaron@...>
Date: 2007-04-28T07:09:21+09:00
Subject: Re: regexp help needed

Hey Roy,
On Sat, Apr 28, 2007 at 06:50:10AM +0900, rpardee@gmail.com wrote:
> Hey All,
> 
> I need to parse lines that look like this:
> 
> <lines>
> 1 'Not qualified' 2 'Overquota' 3 'Qualified'/
> 1 'SSI' 2 'Mall Facility'/
> 1 'Real Interview' 2 'Practice Interview'/
> </lines>
> 
> So I've got N sets of <<digits>><<space>><<quote-delimited-label>> on
> each line.  I want to grab each of the digits & labels, but I'm having
> trouble w/the repetition stuff.  Below is a simple script that doesn't
> work--it grabs the first set, but seems to ignore the rest.
> 
> str = "1 'Not qualified' 2 'Overquota' 3 'Qualified'"
> rgx = /((\d+)\s+(\'[^']+?\'))+/i
> m = rgx.match(str)
> unless m.nil?
>    m.captures.each {|c| puts(c)}
> end
> 
> Can anybody throw me a regex clue here?

You might want to try the scan method:

  str = "1 'Not qualified' 2 'Overquota' 3 'Qualified'"
  
  str.scan(/(\d+)\s+('[^']+')+/).each do |match|
    p match
  end

Hope that helps!

-- 
Aaron Patterson
http://tenderlovemaking.com/