From: Paul Lutus <nospam@...>
Date: 2006-12-17T08:05:11+09:00
Subject: Re: question about .gsub

Jochen Kaechelin wrote:

>          line = `tree /Users/aragon/Documents  -d`
>          line.each { |l|
>                    l = l.gsub(/\|/,' ')
>                    l = l.gsub(/\-/,' ')
>                    l = l.gsub(/\`/,' ')
> 
>                    line = l
>                    puts line
>          }
> 
> 
> I use the gsub commands because the tree command produces the
> following output:
> 
> |-- DUMMY
> |-- lesen.rb
> |-- test.txt
> |-- test1.rb
> |-- test2.rb
> `-- tree.rb

Seems a shame to strip off all that tree-like formatting and characters,
created with so much effort.

> Is there a way to reduce the code?

puts l.gsub!(%r{[`\-\|]},' '}

Not tested.

By the way, what are you trying to create? There are better ways to produce
a tree display within Ruby itself.

-- 
Paul Lutus
http://www.arachnoid.com