Data update

Task/Associative-array-Creation/Elixir/associative-array-creation-4.ex

@@ -0,0 +1,17 @@
+defmodule RC do
+  def test_create do
+    IO.puts "< create Map.new >"
+    m = Map.new                   #=> creates an empty Map
+    m1 = Map.put(m,:foo,1)
+    m2 = Map.put(m1,:bar,2)
+    print_vals(m2)
+    print_vals(%{m2 | foo: 3})
+  end
+
+  defp print_vals(m) do
+    IO.inspect m
+    Enum.each(m, fn {k,v} -> IO.puts "#{inspect k} => #{v}" end)
+  end
+end
+
+RC.test_create