map -package:containers -package:base is:exact -package:charset -package:Cabal-syntax -package:basement -package:blaze-html -package:foldl -package:hedgehog -package:case-insensitive -package:integration package:aeson

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