[R] accessing a table

Thomas Lumley tlumley at u.washington.edu
Tue Jul 10 21:46:41 CEST 2001


On Tue, 10 Jul 2001, Greg Trafton wrote:

> Hi, all.  I'm sure this is a simple question, but I'm having problems
> figuring it out myself...  I have a table:
>
> > currenttable <- table(junk[-1],junk[-n])
> > currenttable
>
>        bar foo junk
>   bar    2   2    0
>   foo    1   0    0
>   junk   0   0    1
>
> and I'd like to know the result of the cell currenttable(bar,foo).
>
> what is the best way to get that result?

currenttable["bar","foo"]


I think you would be well advised to work through the "Introduction to R"
manual, which will answer a lot of basic questions about programming.

	-thomas


Thomas Lumley			Asst. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle

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