From: Joel VanderWerf <vjoel@...>
Date: 2006-01-28T14:56:21+09:00
Subject: Re: working with file types and directories

John Maclean wrote:
> This line shows all the files in the current dir.
> 
> This one -should- show all of thier filetypes...
> 
>  Dir.foreach(".") {|x| File.ftype x }
> => nil
> # what gives? 
> 
> irb(main):023:0> Dir.foreach(".") {|x| File.ftype(x) }
> => nil
> 
>  Dir.foreach(".") {|x| File.ftype(#{x})}
> # I knew that this wouldn't work, but I tried it anyway
> 

Try this:

Dir.foreach(".") {|x| puts File.ftype x }

Note that Dir.foreach doesn't return the results of the block. If you
want that behavior:

require 'enumerator'
Dir.enum_for(:foreach, ".").map {|x| File.ftype x }

-- 
      vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407