map -package:containers -package:base -package:blaze-html -is:exact -package:basement -package:base-compat -package:hedgehog -is:exact -package:bytestring is:exact -package:invertible -package:case-insensitive package:aeson

map :: (a -> b) -> KeyMap a -> KeyMap b
aeson Data.Aeson.KeyMap
Map a function over all values in the map.