On Thu, Jun 26, 2008 at 12:14 AM, Wacek Kusnierczyk <
[EMAIL PROTECTED]> wrote:
> >
> > sapply(dats,function(x){sapply(x,min)})
>
> you can achieve the same with
>
> sapply(dats, sapply, min)
>
>
Did you actually try it?
> dats <- data.frame(1:10,2:11)
> sapply(dats,sapply,min)
X1.10 X2.11
[1,] 1 2
[2,] 2 3
[3,] 3 4
[4,] 4 5
[5,] 5 6
[6,] 6 7
[7,] 7 8
[8,] 8 9
[9,] 9 10
[10,] 10 11
Sapply doesn't (or can't?) pass arguments to another sapply -- maybe the
trick can be done without an anonymous function but not the way you
suggested.
Kenn
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