From: Jim Freeze <jim@...>
Date: 2003-10-02T19:19:20+09:00
Subject: Re: Getting a list of the files in a directory

On Thursday,  2 October 2003 at 12:24:25 +0900, Revision17 wrote:
> Hi, I'm just starting out with ruby and I'm writing a script to rename
> a bunch of files in a directory to a way I want them to be (just to
> get more familiar).  I've looked at the documentation for the file
> class (http://www.rubycentral.com/book/ref_c_file.html), but I can't
> seem to find the method I'd use to get all the names of files in a
> directory.  How can I do this?

The easy way is to use the glogging feature of Dir#[].
For example

  files = Dir["*"]

To upcase all files in a directory, do:
   
   Dir["*"].each { |file| `mv #{file} #{file.upcase}` }

for unix. It's similar for windows, but I don't have
a windows box to test it.


-- 
Jim Freeze
----------
Hofstadter's Law:
	It always takes longer than you expect, even when you take
Hofstadter's Law into account.