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Within LTS Haskell 24.6 (ghc-9.10.2)

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  1. firstJust :: Maybe a -> Maybe a -> Maybe a

    ghc GHC.Data.Maybe

    No documentation available.

  2. firstJusts :: Foldable f => f (Maybe a) -> Maybe a

    ghc GHC.Data.Maybe

    Takes a list of Maybes and returns the first Just if there is one, or Nothing otherwise.

  3. firstJustsM :: (Monad m, Foldable f) => f (m (Maybe a)) -> m (Maybe a)

    ghc GHC.Data.Maybe

    Takes computations returnings Maybes; tries each one in order. The first one to return a Just wins. Returns Nothing if all computations return Nothing.

  4. firstPat :: EquationInfoNE -> Pat GhcTc

    ghc GHC.HsToCore.Utils

    No documentation available.

  5. fIRST_TAG :: ConTag

    ghc GHC.Types.Basic

    Tags are allocated from here for real constructors or for superclass selectors

  6. firstDataDefnCon :: DataDefnCons a -> Maybe a

    ghc Language.Haskell.Syntax.Decls

    Retrieve the first data constructor in a DataDefnCons (if one exists).

  7. firstNull :: P -> Bool

    regex-tdfa Text.Regex.TDFA.CorePattern

    No documentation available.

  8. firstChildWithLocalName :: Text -> Element -> Maybe Element

    haskell-gi Data.GI.GIR.XMLUtils

    Find the first child element with the given name.

  9. first3 :: T (a, b, c) a

    data-accessor Data.Accessor.Tuple

    Access to the first value of a triple.

  10. firstM :: Monad m => (a -> m Bool) -> [a] -> m (Maybe a)

    monad-loops Control.Monad.Loops

    return the first value from a list, if any, satisfying the given predicate.

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