map -package:containers -package:bytestring -package:Cabal-syntax -package:integration -package:monoidal-containers -package:invertible -package:conduit -is:exact -package:basement is:exact -package:os-string package:aeson

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