map -package:containers -package:bytestring -package:blaze-html is:exact -package:dlist -package:integration -package:basement -package:insert-ordered-containers -package:monoidal-containers -package:base-prelude package:aeson

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