map -package:containers -package:bytestring -package:basement -is:exact -package:incipit-base -package:base -package:base-prelude -package:foldl -package:filepath -package:invertible -package:pipes is:exact package:aeson

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