From: Paul Duncan <pabs@...>
Date: 2002-07-03T04:35:13+09:00
Subject: Re: grep regex to ruby regex...

* Yukihiro Matsumoto (matz@ruby-lang.org) wrote:
> Hi,
> 
> In message "grep regex to ruby regex..."
>     on 02/07/03, Todd Holloway <todd@duckland.org> writes:
> 
> |I'm just about to finish up my first ruby program, but I'm
> |stuck on one last part...I need equivlent of the below in ruby:
> |
> |grep -v "^[[:space:]]*#" filename | grep -v '^[[:space:]]*$'
> 
> File.foreach(filename) do |line|
>   next if /^\s*#/ =~ line
>   next if /^\s*$/ =~ line
>   print line
> end

ruby -lne 'print unless /\s*#/ or !/\S/' filename

I'm golfing with the champ!
:D 

> 							matz.

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