usefulness v0.0.4 Usefulness.Stream
Summary
Functions
Takes only every n-th element from the stream after skipping skip elements
Zips the stream of strings with their lengths
Functions
Takes only every n-th element from the stream after skipping skip elements.
Examples
iex> every_nth_element(0..20, 2) |> Enum.to_list
[0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20]
iex> every_nth_element(0..20, 2, 1) |> Enum.to_list
[1, 3, 5, 7, 9, 11, 13, 15, 17, 19]
iex> every_nth_element(0..20, 2, 3) |> Enum.to_list
[3, 5, 7, 9, 11, 13, 15, 17, 19]
iex> every_nth_element(0..20, 5, 2) |> Enum.to_list
[2, 7, 12, 17]