map -package:containers -package:dense-linear-algebra -package:charset -package:ghc -package:conduit -package:insert-ordered-containers -package:monoidal-containers -package:pipes -package:foldl -package:integration is:exact package:aeson

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