Dimitri Liakhovitski <dimitri.liakhovit...@gmail.com> [Tue, Nov 02, 2010 at
09:57:04PM CET]:
> Hello!
>
> I have 2 vectors:
>
> x<-letters[1:5]
> y<-1:3
>
> Is there a way - without loops - to create a data frame such that we
> repeat the whole "y" within each level of "x" so that it looks like
> this:
>
> a 1
> a 2
> a 3
> b 1
> b 2
> b 3
> c 1
> c 2
> c 3
>
> etc?
?expand.grid
--
Johannes Hüsing There is something fascinating about science.
One gets such wholesale returns of conjecture
mailto:johan...@huesing.name from such a trifling investment of fact.
http://derwisch.wikidot.com (Mark Twain, "Life on the Mississippi")
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