From: Siep Korteling <s.korteling@...>
Date: 2008-01-12T08:54:42+09:00
Subject: Re: Counting the files in a directory....

Kyle Schmitt wrote:
(...)
> I thought that perhaps there was some sort of system call, at least in
> Real OSes™ (Linux, *BSD, Unix, etc), that would return the number of
> files inside of a directory.  Something that would hopefully return in
> a 1/4th or 1/8th a second, rather than in 4 or 8 (or 20...) seconds.
> 
> Any clues?
> 
> Thanks,
>          Kyle

On Windows there is such a call. With Ruby you have to take a bit of a 
(known) detour to get there:

require 'win32ole'
fso = WIN32OLE.new("Scripting.FileSystemObject")
folder = fso.GetFolder("C:/WINDOWS/system32
puts folder.Files.count

regards,

Siep
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