::
GHC 9.14.1 · lts/ghc-9.14.x · 45dd537 · 2026-10-11
Moduleghc-boot-th-9.14.1Haskell2010
data Map k a
empty :: Map k a
insert :: Ord k => k -> a -> Map k a -> Map k a
lookup :: Ord k => k -> Map k a -> Maybe a