map -package:containers -package:bytestring -package:dlist -package:base-compat -package:charset -package:monoidal-containers -package:dense-linear-algebra is:exact -package:foldl -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.