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Within LTS Haskell 24.34 (ghc-9.10.3)
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contramapF :: (b -> a) -> FixedPrim a -> FixedPrim bbytestring Data.ByteString.Builder.Prim.Internal Change a primitives such that it first applies a function to the value to be encoded. Note that primitives are Contravariant http://hackage.haskell.org/package/contravariant. Hence, the following laws hold.
contramapF id = id contramapF f . contramapF g = contramapF (g . f)
concatMap :: (Char -> ByteString) -> ByteString -> ByteStringbytestring Data.ByteString.Char8 Map a function over a ByteString and concatenate the results
concatMap :: (Word8 -> ByteString) -> ByteString -> ByteStringbytestring Data.ByteString.Lazy Map a function over a ByteString and concatenate the results
concatMap :: (Char -> ByteString) -> ByteString -> ByteStringbytestring Data.ByteString.Lazy.Char8 Map a function over a ByteString and concatenate the results
concatMap :: (Char -> Text) -> Text -> Texttext Data.Text O(n) Map a function over a Text that results in a Text, and concatenate the results.
module Data.Text.Internal.Fusion.
CaseMapping No documentation available.
foldMapping :: Char# -> Int64#text Data.Text.Internal.Fusion.CaseMapping No documentation available.
lowerMapping :: Char# -> Int64#text Data.Text.Internal.Fusion.CaseMapping No documentation available.
titleMapping :: Char# -> Int64#text Data.Text.Internal.Fusion.CaseMapping No documentation available.
upperMapping :: Char# -> Int64#text Data.Text.Internal.Fusion.CaseMapping No documentation available.