Works in Elixir, too... Enum.sum(for x <- [1, 2, 3, 4], rem(x, 2) == 0, do: x * x) Edit: BTW: I'm not sure, but I think Erlang had list comprehensions eve

Works in Elixir, too... Enum.sum(for x <- [1, 2, 3, 4], rem(x, 2) == 0, do: x * x) Edit: BTW: I'm not sure, but I think Erlang had list comprehensions even earlier than Python.