I might add that ifelse() is a vectorized function - is the operation you're
trying to perform vectorized?

D.

On Fri, Sep 17, 2010 at 10:21 AM, Dennis Murphy <djmuser@gmail.com> wrote:

> Hi:
>
> The first argument of ifelse is a logical statement that must evaluate to
> either TRUE or FALSE. I'm guessing that you're using the append function
> here, which is not a logical statement. Perhaps it would help if you
> described what you wanted to do with a reproducible example to illustrate
> the problem.
>
> HTH,
> Dennis
>
>
> On Fri, Sep 17, 2010 at 9:02 AM, lord12 <gaut222@yahoo.com> wrote:
>
>>
>> I get an error message:
>>
>> Error in file(file, ifelse(append, "a", "w")) : invalid 'open' argument
>>
>> How do I resolve this?
>> --
>> View this message in context:
>> http://r.789695.n4.nabble.com/convert-to-csv-file-tp2543232p2544070.html
>> Sent from the R help mailing list archive at Nabble.com.
>>
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>> and provide commented, minimal, self-contained, reproducible code.
>>
>
>

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