Array Extents

Usage

dim(x)
dim(x) <- values

Value

These generic functions retrieve the vector of extents of the array x. The second form above is used to shape a nvector x as an array by specifying its extents values.

See Also

ncol, nrow and dimnames.

Examples

x <- 1:12 ; dim(x) <- c(3,4)
x

# simple versions of nrow and ncol could be defined as follows
nrow0 <- function(x) dim(x)[1]
ncol0 <- function(x) dim(x)[2]

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