Has dimension?
has_dimension.Rdhas_dimension and has_dim test if an object
has dimension (i.e. dim) lacks_dimension and lacks_dim test if an
object lacks dimension
Examples
m = matrix(1:12, 4, 3)
a = as.array(letters)
has_dim(m) # TRUE
#> [1] TRUE
has_dimension(a)
#> [1] TRUE
has_dimension(iris) # TRUE
#> [1] TRUE
has_dim(matrix(1:10, 10, 1)) # TRUE
#> [1] TRUE
has_dim(matrix(1:10, 1, 10)) # TRUE
#> [1] TRUE
has_dim(1) # FALSE
#> [1] FALSE
lacks_dim(1) # TRUE
#> [1] TRUE
has_dim(1:10) # FALSE
#> [1] FALSE
has_dimension("dimension") # FALSE
#> [1] FALSE