[R] reading non-existing files

[Patrick Connolly]

On Tue, 07-Jun-2005 at 09:48AM -0700, Dave Evens wrote:

|> 
|> Dear all,
|> 
|> I'm trying to read to a collection of files in a loop
|> using odbcConnectExcel - but not all of the files
|> exist. This is the code I have

Try try().

Use a condition on what you get back to avoid attempting to do things
to empty files.

?try will be a good place to start.

-- 
Patrick Connolly
HortResearch
Mt Albert
Auckland
New Zealand 
Ph: +64-9 815 4200 x 7188
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