Re: Examples of Safe File Handling
- To: mathgroup at smc.vnet.net
 - Subject: [mg36947] Re: Examples of Safe File Handling
 - From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
 - Date: Thu, 3 Oct 2002 00:16:23 -0400 (EDT)
 - Organization: Universitaet Leipzig
 - References: <ane996$kg0$1@smc.vnet.net>
 - Reply-to: kuska at informatik.uni-leipzig.de
 - Sender: owner-wri-mathgroup at wolfram.com
 
Hi,
FileNames[] returns an empty list if there are no
files. So
FileNames["blub.txt"]
will return {} if the file does not exist.
Regards
  Jens
Steven wrote:
> 
> I've been looking over the file and directory manipulation functions in Mathematica
> 4.1, and I'm not finding good examples of how to test for the existence of
> a file or directory before I attempt to create, access, or delete it.  Are
> there any good examples of this somewhere?
> 
> STH