I'm not sure I follow... It's an error -- what do you mean by "evaluate"?

If you are looking to catch errors, you can do so with try or tryCatch and then 
check for inherits(x, "try-error") to see if there was an error. See the 
examples for details of how exactly to set this up -- I'm not at a computer 
right now and my memory is fuzzy. 

M

On May 25, 2012, at 4:52 PM, mdvaan <mathijsdev...@gmail.com> wrote:

> Hi,
> 
> The following returns an error message. How do I evaluate (TRUE or FALSE)
> the function?
> 
> require(XML)
> readHTMLTable("http://www.sec.gov/Archives/edgar/data/2969/000095012399010952/0000950123-99-010952.txt";)
> 
> Thanks in advance!
> 
> Math
> 
> --
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> 
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