| dimnames.ff_array {ff} | R Documentation |
For ff_arrays you can set dimnames.
## S3 method for class 'ff_array': dimnames(x) ## S3 method for class 'ff_array': dimnames(x) <- value
x |
a ff array (or matrix) |
value |
a list with length(dim(x)) elements (either NULL of character vector of length of dimension |
if vw is set, dimnames.ff_array returns the appropriate part of the names, but you can't set dimnames while vw is set.
dimnames returns NULL for ff_vectors and setting dimnames for ff_vector is not allowed, but setting names is.
dimnames returns a list, see dimnames
Jens Oehlschlägel
dimnames, dim.ff , names.ff , vw, virtual
x <- ff(1:12, dim=c(3,4), dimnames=list(letters[1:3], LETTERS[1:4])) dimnames(x) dimnames(x) <- list(LETTERS[1:3], letters[1:4]) dimnames(x) dimnames(x) <- NULL dimnames(x) delete(x) rm(x)