Thanks all for your hints and extensive codes. With list it seemed to work. lars
Gabor Grothendieck wrote: > > Or you could define it as your own class and define your own print and > other methods, e.g. > >> X <- structure(array(1:8, c(2,2,2)), class = "twomats") >> attr(X, "DIMNAMES") <- list(list(c("No", "Yes"), c("No", "Yes")), > + dimnames = list(c("No", "Yes"), c("big", "small"))) >> >> print.twomats <- function(x, ...) { > + Y <- list(X[,,1], X[,,2]) > + for(i in 1:2) { > + dimnames(Y[[i]]) <- attr(x, "DIMNAMES")[[i]] > + print(Y[[i]]) > + } > + } >> >> X > No Yes > No 1 3 > Yes 2 4 > big small > No 5 7 > Yes 6 8 > > > > > On 1/3/07, Patrick Burns <[EMAIL PROTECTED]> wrote: >> You can't do that. If you want to have different labels >> on the first two dimensions, then a 3-dimensional array >> doesn't seem to be the natural data structure. >> >> I would suggest two matrices held in a list. >> >> Patrick Burns >> [EMAIL PROTECTED] >> +44 (0)20 8525 0696 >> http://www.burns-stat.com >> (home of S Poetry and "A Guide for the Unwilling S User") >> >> downunder03 wrote: >> >> >hi all. how can i adress a array directly. for example i wanna give >> array 1 >> >other labels than array 2. How can I overcome this problem? >> > >> >...this doesn't work >> > >> >tab <- array(1:8, c(2, 2, 2)) >> >dimnames(tab[,,1]) <- list(c("No","Yes"), c("No","Yes"),c("ARRAY1")) >> >dimnames(tab[,,2]) <- list(c("big","small"), >> c("small","big"),c("ARRAY2")) >> > >> > >> > >> > >> > >> >> ______________________________________________ >> R-help@stat.math.ethz.ch mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > > -- View this message in context: http://www.nabble.com/-R--accessing-arrays-tf2913929.html#a8149519 Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.