Check if a SpatExtent or SpatVector is empty

An empty SpatExtent has no area

An empty SpatVector has no geometries.

Usage

# S4 method for SpatExtent
is.empty(x)

# S4 method for SpatVector
is.empty(x)

Arguments

x

SpatVector or SpatExtent

Value

logical

Examples

e <- ext(0,0,0,0)
is.valid(e)
#> [1] TRUE
is.empty(e)
#> [1] TRUE

v <- vect()
is.valid(v)
#> logical(0)
is.empty(v)
#> [1] TRUE