map -package:containers -package:ghc -package:base-compat -package:invertible -package:insert-ordered-containers -package:monoidal-containers -package:hedgehog -package:blaze-html -package:bytestring is:exact package:conduit

Apply a transformation to all values in a stream. Subject to fusion
Apply a transformation to all values in a stream. Subject to fusion Since 0.3.0