Hoogle Search
Within LTS Haskell 24.4 (ghc-9.10.2)
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firstf :: (a -> c) -> Maybe (a, b) -> Maybe (c, b)jsaddle Data.JSString.Internal.Type Apply a function to the first element of an optional pair.
firstOf :: Fold s t a b -> s -> Maybe alens-family Lens.Family2 Returns Just the first referenced value. Returns Nothing if there are no referenced values. See ^? for an infix version of firstOf
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vector-space Data.LinearMap No documentation available.
firstActiveBinding :: (Show k, Ord k) => KeyConfig k -> k -> Maybe Bindingbrick Brick.Keybindings.KeyConfig A convenience function to return the first result of allActiveBindings, if any.
firstDefaultBinding :: (Show k, Ord k) => KeyConfig k -> k -> Maybe Bindingbrick Brick.Keybindings.KeyConfig A convenience function to return the first result of allDefaultBindings, if any.
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ghc-lib-parser GHC.Builtin.Names No documentation available.
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ghc-lib-parser GHC.Builtin.Names No documentation available.
firstNode :: forall n (x :: Extensibility) . Block n C x -> n C Oghc-lib-parser GHC.Cmm.Dataflow.Block No documentation available.
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ghc-lib-parser GHC.Core.DataCon Tags are allocated from here for real constructors or for superclass selectors
firstJust :: Maybe a -> Maybe a -> Maybe aghc-lib-parser GHC.Data.Maybe No documentation available.