Hoogle Search

Within LTS Haskell 24.6 (ghc-9.10.2)

Note that Stackage only displays results for the latest LTS and Nightly snapshot. Learn more.

Exact lookup

1. headM :: (Vector v a, Monad m) => v a -> m a

   rio	RIO.Vector.Partial

   No documentation available.

2. headM :: (Storable a, Monad m) => Vector a -> m a

   rio	RIO.Vector.Storable.Partial

   No documentation available.

3. headM :: (Unbox a, Monad m) => Vector a -> m a

   rio	RIO.Vector.Unboxed.Partial

   No documentation available.

4. headRequest :: String -> Request_String

   HTTP	Network.HTTP

   A convenience constructor for a HEAD Request. If the URL isn't syntactically valid, the function raises an error.

5. headerToChallenge :: URI -> Header -> Maybe Challenge

   HTTP	Network.HTTP.Auth

   headerToChallenge base www_auth tries to convert the WWW-Authenticate header www_auth into a Challenge value.

6. headerMap :: [(String, HeaderName)]

   HTTP	Network.HTTP.Headers

   headerMap is a straight assoc list for translating between header names and values.

7. headDef :: a -> [a] -> a

   errors	Control.Error

   No documentation available.

8. headMay :: [a] -> Maybe a

   errors	Control.Error

   No documentation available.

9. headErr :: e -> [a] -> Either e a

   errors	Control.Error.Safe

   A head that fails in the Either monad

10. headZ :: MonadPlus m => [a] -> m a

    errors	Control.Error.Safe

    A head that fails using mzero

Page 29 of many | Previous | Next