map -package:containers -package:ghc -package:basement -package:case-insensitive -package:amazonka-core -package:psqueues -package:conduit -package:dlist is:exact -package:blaze-html -package:monoidal-containers package:aeson

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