From: Dossy <dossy@...>
Date: 2002-05-29T09:19:03+09:00
Subject: Re: PR for ruby

On 2002.05.29, Sean Russell <ser@germane-software.com> wrote:
> You'll get nils in the output for blank lines; depending on what you want to 
> do, filtering blank lines is probably appropriate, but a little longer:
> 
>   ruby -nae 'puts $F[-1] if $F[-1]' <FILE>

Or, if you want to cheat:

    ruby -lane 'puts $F[-1] || ""' <FILE>

-- Dossy

-- 
Dossy Shiobara                       mail: dossy@panoptic.com 
Panoptic Computer Network             web: http://www.panoptic.com/ 
  "He realized the fastest way to change is to laugh at your own
    folly -- then you can let go and quickly move on." (p. 70)