:: (a -> b) -> [a] -> [b] -package:list-t -package:generic-deriving -package:Cabal-syntax -package:base-compat -package:comonad -package:foundation -package:adjunctions -package:hedgehog -is:exact -package:vector package:deepseq

(<$!!>) :: (Monad m, NFData b) => (a -> b) -> m a -> m b
deepseq Control.DeepSeq
Deeply strict version of <$>.