[R] complex splits

Thomas Lumley tlumley at u.washington.edu
Fri Aug 16 16:49:28 CEST 2002


On Thu, 15 Aug 2002, Pierre Kleiber wrote:

>
>     split(d$splitcol,paste(d$col1,d$col2))
>
 or more simply

	split(d$splitcol,list(d$col1,d$col2))

	-thomas


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