Check membership in a countable set.

Source: R/countable_set.R

Returns TRUE if all values are integers (within floating-point tolerance) that are at least as large as the lower bound.

# S3 method for class 'countable_set'
has(object, x)

Arguments

object

A countable_set object.

x

Value(s) to check.

Value

Logical; TRUE if all values are valid members of the set.

Examples

cs <- countable_set$new(0L)
has(cs, c(0, 3, 5))   # TRUE
#> [1] TRUE
has(cs, c(-1, 2))     # FALSE (negative integer)
#> [1] FALSE
has(cs, 1.5)          # FALSE (not integer)
#> [1] FALSE