sergeant-wizard · October 30, 2015 05:03
diff --git a/nested_loop.ex b/nested_loop.ex
 defmodule Loop do
  def each([head|tail], fun) do
    [fun.(head)|each(tail, fun)]
  end
  def each([], _) do
    []
  end
 end

 Loop.each [1, 2], fn element ->
  Loop.each [3, 4], fn element_ ->
    IO.inspect {element, element_}
  end
 end
	defmodule Loop do
	def each([head\|tail], fun) do
	[fun.(head)\|each(tail, fun)]
	end
	def each([], _) do
	[]
	end
	end

	Loop.each [1, 2], fn element ->
	Loop.each [3, 4], fn element_ ->
	IO.inspect {element, element_}
	end
	end