From: David Alan Black <dblack@...>
Date: 2002-06-22T06:30:19+09:00
Subject: Re: Looking for the Ruby way for the following

Hello --

On Sat, 22 Jun 2002, Bil Kleb wrote:

> Currently I am using the following rather ugly bit of Ruby code
> to calculate the maximum length of the file names strings (plus one)
> in the array file_list,
>
>    fn_width = 0
>    file_list.each{ |fn| fn_width = [File.basename(fn).size, fn_width].max }
>    fn_width += 1
>
> Can someone offer a more elegant method?  My brain seems to have shutdown
> on this problem today...

You could do:

  fn_width = file_list.map {|f| File.basename(f).size}.max + 1


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav