From: Robert Klemme <bob.news@...>
Date: 2003-10-02T20:25:44+09:00
Subject: Re: Getting a list of the files in a directory


"Jim Freeze" <jim@freeze.org> schrieb im Newsbeitrag
news:20031002062017.A50661@freeze.org...
> 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.

Why not

Dir["*"].each { |file| File.rename( file, file.upcase ) }

?

    robert