map -package:containers -package:base-compat -package:Cabal-syntax -package:ghc -package:base-prelude -package:charset -package:conduit is:exact -package:invertible -package:imports -package:monoidal-containers package:aeson

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