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1. singleton :: k -> a -> Map k a

   containers	Data.Map.Lazy

   A map with a single element.

   singleton 1 'a'        == fromList [(1, 'a')]
   size (singleton 1 'a') == 1
   

2. singleton :: k -> a -> Map k a

   containers	Data.Map.Strict

   A map with a single element.

   singleton 1 'a'        == fromList [(1, 'a')]
   size (singleton 1 'a') == 1
   

3. singleton :: k -> a -> Map k a

   containers	Data.Map.Strict.Internal

   A map with a single element.

   singleton 1 'a'        == fromList [(1, 'a')]
   size (singleton 1 'a') == 1
   

4. singleton :: a -> Seq a

   containers	Data.Sequence

   A singleton sequence.

5. singleton :: a -> Seq a

   containers	Data.Sequence.Internal

   A singleton sequence.

6. singleton :: a -> Set a

   containers	Data.Set

   Create a singleton set.

7. singleton :: a -> Set a

   containers	Data.Set.Internal

   Create a singleton set.

8. singleton :: Key -> v -> KeyMap v

   aeson	Data.Aeson.KeyMap

   Construct a map with a single element.

9. singleton :: Hashable k => k -> v -> HashMap k v

   unordered-containers	Data.HashMap.Internal

   Construct a map with a single element.

10. singleton :: a -> Array a

    unordered-containers	Data.HashMap.Internal.Array

    No documentation available.

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