Initial data commit

Task/Date-format/Elixir/date-format.elixir

@@ -0,0 +1,23 @@
+defmodule Date_format do
+  def iso_date, do: Date.utc_today |> Date.to_iso8601
+
+  def iso_date(year, month, day), do: Date.from_erl!({year, month, day}) |> Date.to_iso8601
+
+  def long_date, do: Date.utc_today |> long_date
+
+  def long_date(year, month, day), do: Date.from_erl!({year, month, day}) |> long_date
+
+  @months  Enum.zip(1..12, ~w[January February March April May June July August September October November December])
+           |> Map.new
+  @weekdays  Enum.zip(1..7, ~w[Monday Tuesday Wednesday Thursday Friday Saturday Sunday])
+             |> Map.new
+  def long_date(date) do
+    weekday = Date.day_of_week(date)
+    "#{@weekdays[weekday]}, #{@months[date.month]} #{date.day}, #{date.year}"
+  end
+end
+
+IO.puts Date_format.iso_date
+IO.puts Date_format.long_date
+IO.puts Date_format.iso_date(2007,11,10)
+IO.puts Date_format.long_date(2007,11,10)