map -package:containers -package:imports -package:charset is:exact -package:invertible -package:incipit-base -package:conduit -package:filepath -package:dlist -package:case-insensitive -package:amazonka-core package:aeson

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