[R] S-Plus function merge.data.frame() in R?

[Thomas Lumley]

On Tue, 9 Nov 1999, Potter, David M wrote:

> Hello.  I am interested in whether anyone has tried porting the
> S-Plus function merge.data.frame() to R.  I copied and sourced
> the S-Plus merge.data.frame() function definition but got the following
> error
> upon trying to merge two dataframes 
> 
> Error: invalid number of copies in "rep"

It might be easier to port the merge.data.frame function from the Statlib
S archive, which is less likely to have been optimised for S-PLUS. The
other advantage is that it would have a better chance of being legal to
distribute the resulting code.


Thomas Lumley
Assistant Professor, Biostatistics
University of Washington, Seattle


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