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GHC 10.0.0.20260917 · lts/ghc-10.0.x · a64b84b · 2026-10-19

Moduleindexed-traversable-0.1.5

Data.Functor.WithIndex

  • 1 class
classclass Functor f => FunctorWithIndex i (f :: Type -> Type) | f -> i where
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Methods

  • imap :: (i -> a -> b) -> f a -> f b
Instances30FunctorWithIndex, …