JS.Map.Internal

newtype Map k v

Constructors

• Map (Map String (Tuple k v))

Instances

• (EncodeKey k) => Functor (Map k)
• (EncodeKey k) => FunctorWithIndex k (Map k)
• (EncodeKey k) => Foldable (Map k)
• (EncodeKey k) => FoldableWithIndex k (Map k)
• (EncodeKey k) => Traversable (Map k)
• (EncodeKey k) => TraversableWithIndex k (Map k)
• (EncodeKey k) => Index (Map k v) k v
• (EncodeKey k) => At (Map k v) k v

fromFoldable :: forall f k v. EncodeKey k => Functor f => Foldable f => f (Tuple k v) -> Map k v

toArray :: forall k v. Map k v -> Array (Tuple k v)

empty :: forall k v. Map k v

isEmpty :: forall k v. Map k v -> Boolean

size :: forall k v. Map k v -> Int

singleton :: forall k v. EncodeKey k => k -> v -> Map k v

member :: forall k v. EncodeKey k => k -> Map k v -> Boolean

insert :: forall k v. EncodeKey k => k -> v -> Map k v -> Map k v

delete :: forall k v. EncodeKey k => k -> Map k v -> Map k v

lookup :: forall k v. EncodeKey k => k -> Map k v -> Maybe v

alter :: forall k v. EncodeKey k => (Maybe v -> Maybe v) -> k -> Map k v -> Map k v

Insert, remove or update a value for a key in a map

update :: forall k v. EncodeKey k => (v -> Maybe v) -> k -> Map k v -> Map k v

Remove or update a value for a key in a map