map -package:containers -package:basement -package:conduit -is:exact -package:pipes -package:base-compat-batteries -package:dlist -package:bytestring -package:dense-linear-algebra -package:charset package:aeson -is:module is:exact

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