Hoogle Search

Within LTS Haskell 24.60 (ghc-9.10.3)

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  1. lookup :: Key -> Word64Map a -> Maybe a

    ghc GHC.Data.Word64Map.Lazy

    Lookup the value at a key in the map. See also lookup.

  2. lookup :: Key -> Word64Map a -> Maybe a

    ghc GHC.Data.Word64Map.Strict

    Lookup the value at a key in the map. See also lookup.

  3. lookup :: Key -> Word64Map a -> Maybe a

    ghc GHC.Data.Word64Map.Strict.Internal

    Lookup the value at a key in the map. See also lookup.

  4. lookup :: Eq a => a -> [(a, b)] -> Maybe b

    ghc GHC.Prelude.Basic

    No documentation available.

  5. lookup :: Key -> CharMap a -> Maybe a

    regex-tdfa Data.IntMap.CharMap2

    No documentation available.

  6. lookup :: Enum key => key -> EnumMap key a -> Maybe a

    regex-tdfa Data.IntMap.EnumMap2

    No documentation available.

  7. lookup :: Eq a => a -> Fold (a, b) (Maybe b)

    foldl Control.Foldl

    (lookup a) returns the element paired with the first matching item, or Nothing if none matches

  8. lookup :: Ord k => k -> T k a -> Maybe a

    non-empty Data.NonEmpty.Map

    No documentation available.

  9. lookup :: Keys a -> Metadatas -> Maybe a

    JuicyPixels Codec.Picture.Metadata

    Search a metadata with the given key.

  10. lookup :: FromField a => NamedRecord -> ByteString -> Parser a

    cassava Data.Csv

    Retrieve a field in the given record by name. The result is empty if the field is missing or if the value cannot be converted to the desired type.

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