[R] Error - function join()

[R. Michael Weylandt]

On Mon, Oct 8, 2012 at 12:22 AM, Jhope <jeanwaijang at gmail.com> wrote:
> Hi R-listers,
>
> In plyr I am using coding I have used before but an error seems to be
> apparent. Has the function "join" been replaced by another word? I tried
> this before and it didn't work and then worked for me. But now it is not
> working again.
>
> Please advise, Jean
>
>> data.to.analyze <- join(responses, envir, by="QuadratEvent")
> Error: could not find function "join"
>

I'm not sure there ever was a commonly used "join" function. Perhaps
you are looking for one of

?merge
?rbind
?cbind

In particular, merge(,,by = "") seems right. But this doesn't have
anything to do with plyr so I might be misunderstanding you.

Michael