Showing a Elixir Module and Method with a Doctest

miscwithdoctest.ex

defmodule Misc do
  @moduledoc """
  This contains some functions for learning Elixir.

  """
  @doc """
  This multiplies two values.

  Examples:
    iex> Misc.multiply(3,4)
    12

    iex> Misc.multiply(-3,4)
    -12
  """
  def multiply(x, y) do 
    x * y
  end
end