Another update from ingydotnet^djgoku

Task/Enumerations/Elixir/enumerations-1.elixir

@@ -0,0 +1,4 @@
+fruits = [:apple, :banana, :cherry]
+# fruits = ~w(apple banana cherry)a
+val = :banana
+Enum.member?(fruits, val)           #=> true

Task/Enumerations/Elixir/enumerations-2.elixir

@@ -0,0 +1,10 @@
+fruits = [{:apple, 1}, {:banana, 2}, {:cherry, 3}]    # Keyword list
+fruits = [apple: 1, banana: 2, cherry: 3]             # Above-mentioned different notation
+fruits[:apple]                      #=> 1
+Dict.has_key?(fruits, :banana)      #=> true
+
+fruits = %{:apple=>1, :banana=>2, :cherry=>3}     # Map
+fruits = %{apple: 1, banana: 2, cherry: 3}        # Above-mentioned different notation
+fruits[:apple]                      #=> 1
+fruits.apple                        #=> 1     (Only When the key is Atom)
+Dict.has_key?(fruits, :banana)      #=> true

Task/Enumerations/Elixir/enumerations-3.elixir

@@ -0,0 +1,2 @@
+fruits = ~w(apple banana cherry)a |> Enum.with_index
+#=> [apple: 0, banana: 1, cherry: 2]

Task/Enumerations/Rust/enumerations.rust

@@ -3,3 +3,13 @@ enum Fruits {
     Banana,
     Cherry
 }
+
+enum FruitsWithNumbers {
+    Strawberry = 0,
+    Pear = 27,
+}
+
+fn main() {
+    // Access to numerical value by conversion
+    println!("{}", FruitsWithNumbers::Pear as u8);
+}