map -package:containers -package:bytestring -package:basement -is:exact -package:dense-linear-algebra -package:amazonka-core -package:os-string -package:monoidal-containers -package:base -package:base-prelude -package:conduit -package:charset -package:blaze-html is:exact -package:base-compat-batteries package:aeson

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