From: Eric Hodel <drbrain@...7.net>
Date: 2002-10-03T09:42:09+09:00
Subject: Re: Can soneone tell me what I'm doing wrong...


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Jeremy Gregorio (gunvalk@cox.net) wrote:

> I'm trying to write a little script to rename my mp3s I started with this:
>=20
> mp3DirName =3D ARGV[0]
>=20
> mp3Dir =3D Dir.new(mp3DirName)
>=20
> $fileNames =3D mp3Dir.entries
>=20
> #this filters out things that aren't .mp3s
>=20
> $fileNames.each { |x| if !(x =3D~ /.*mp3$/)
> 			=09
>=20
> 			$fileNames.delete(x)
> 		=09
> 		     end
> 	=09
> }#end each block
>=20
> $fileNames.each { | fileName | print fileName + "\n" }
>=20

Dir is more powerful than that:

Dir.chdir ARGV[0]

puts Dir.glob('*.mp3').join("\n")

--=20
Eric Hodel - drbrain@segment7.net - http://segment7.net
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