Elixir: Functions

Instructions

The exercise doesn't pass checking. What to do? 😶

In my environment the code works, but not here 🤨

My code is different from the teacher's one 🤔

I've read the lessons but nothing is clear 🙄

Found a bug? Have something to add? Pull requests are welcome!

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Your exercise will be checked with these tests:

defmodule Test do
  use ExUnit.Case
  import ExUnit.CaptureIO

  test "print twice" do
    msg = capture_io(fn -> Solution.print_twice("WoW") end) |> String.trim()
    assert msg == "WoW\nWoW"
  end
end

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Teacher's solution will be available in:

20:00

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