map -package:containers -package:bytestring -package:base-prelude -package:case-insensitive -package:dense-linear-algebra -package:monoidal-containers -package:imports -package:basement -package:dlist -is:exact -package:ghc is:exact package:aeson

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