map -package:base-compat -is:exact -package:basement -package:imports -package:ghc -package:hedgehog -package:conduit -package:insert-ordered-containers -package:dense-linear-algebra is:exact -package:base -package:case-insensitive -package:charset -package:containers -package:regex-tdfa package:aeson

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