From: nobu.nokada@...
Date: 2003-07-10T23:36:01+09:00
Subject: Re: Ruby T-Shirt Idea

Hi,

At Thu, 10 Jul 2003 15:26:14 +0900,
Daniel Carrera wrote:
> Okay, so we agree on:
> 
>    re = ARGV.shift;
>    ARGF.each{|x| puts x if x =~ /#{re}/}
> 
> It's Rubyish, and it avoids the perlishms like "$<" (akward variable names) and the "and".
> A slight modification would be:
> 
>    re = ARGV.shift;
>    puts ARGF.map{|x| x if x =~ /#{re}/}.compact

They waits until all input end.

  ARGF.grep(Regexp.new(ARGV.shift)) {|l| puts l}

or

  ARGF.grep(Regexp.new(ARGV.shift), &method(:puts))

-- 
Nobu Nakada