Consumes an iterator and computes its length — count • iterors

Counts the number of elements in an iterator. NOTE: The iterator is consumed in the process.

Usage

count(object, ...)

Arguments

object: an iterable object
...: passed along to iteror constructor.

Value

the number of elements in the iterator

See also

take consume as.list.iteror

Examples

count(1:5) == length(1:5)
#> [1] TRUE

it <- iteror(1:5)
count(it) == length(1:5)
#> [1] TRUE

it2 <- i_chain(1:3, 4:5, 6)
count(it2)
#> [1] 6

it3 <- i_chain(1:3, levels(iris$Species))
count(it3)
#> [1] 6