The geo_xy()
type is useful as an efficient representation of points
stored using column vectors. Note that geo_xy(NA, NA)
is considered
an "empty" point rather than a "missing" point (see geo_is_missing()
and geo_is_empty()
).
geo_xy(x = double(), y = double()) geo_xyz(x = double(), y = double(), z = double())
x, y, z | x, y, and z coordinate vectors |
---|
geo_xy(0:5, 1:6)#> <geovctrs_xy[6]> #> [1] (0 1) (1 2) (2 3) (3 4) (4 5) (5 6)geo_xyz(0:5, 1:6, 3)#> <geovctrs_xyz[6]> #> [1] (0 1 3) (1 2 3) (2 3 3) (3 4 3) (4 5 3) (5 6 3)