From: Shin Nishiyama <shin@...>
Date: 2002-10-18T12:20:28+09:00
Subject: Re: one liner? --- need help splitingi a file

Hello,

>I need to split a file 
>
>	Part A
>	....
>	....
>
>	Part B
>	....
>	....
>
>to files A, B, ...
>
>Would somebody show me how to do it in Ruby?  I have used Perl before
>for data parsing, but have forgotten most of the usage.   I am interested
>in Ruby, wishing it's easier to learn and maintain than Perl.
>
>Thanks.
>
>Dong 

How about this,

  fname = nil
  File.open("orig") {|f|
    while(l = f.gets)
      if l =~ /^Part ([A-Z])/
        file.close if fname
        fname = $1
        file = File.open(fname,"w")
      end
      file.puts l if fname
    end
  }
  file.close if fname

- Shin Nishiyama <shin@xtal.tf.chiba-u.ac.jp> --------
  Department of Materials Technology, 
  Faculty of Engineering,  Chiba-University
------------------------------------------------------