map -package:containers -package:base-prelude -package:conduit -package:charset -package:insert-ordered-containers -package:dlist -is:exact -package:filepath is:exact -package:os-string -package:Cabal-syntax package:aeson

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