[R] dimnames

[Joshua Wiley]

On Wed, Aug 18, 2010 at 8:58 AM, Jimmy Söderly <jimmy.soderly at gmail.com> wrote:
> Hi everybody,
>
> I wanted to name a column vector (a variable).
>
> This is what I did :
>
> try<-matrix(1:4,nrow=4,ncol=1)
> attr(try,"dimnames")<-list(NULL,"true value")
>
> Is it OK ?

Sure.  You can also do:

dimnames(try) <- list(NULL,"true value")

or if you are creating the matrix, directly with:

try <- matrix(1:4, nrow = 4, ncol = 1, dimnames = list(NULL, "true value")

>
> Thanks for your help,
> Jimmy
>
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>
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-- 
Joshua Wiley
Ph.D. Student, Health Psychology
University of California, Los Angeles
http://www.joshuawiley.com/