Description Usage Arguments Value See Also Examples
Returns TRUE
if an object is a matrix or data
frame with at least 2 rows and at least 2 columns,
FALSE
otherwise
1 | is_multidim(x)
|
x |
an R object |
whether x is multi-dimensional
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | # general matrix (nrow>1, ncol>1)
is_multidim(matrix(1:9, 3, 3)) # TRUE
# general data frame
is_multidim(iris) # TRUE
# vector
is_multidim(1:5) # FALSE
# factor
is_multidim(iris$Species) # FALSE
# one row matrix
is_multidim(matrix(1:5, 1, 5)) # FALSE
# one column matrix
is_multidim(matrix(1:5, 5, 1)) # FALSE
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