Just as there's a Foldable class, there should also be an Unfoldable class. This package provides one. Example unfolds are: Random values. unfold = createA1 (For:: For Unfoldable) unfold How do I figure out dependency version bounds for my library (when publishing on Hackage)?. Gitter chat Hackage An Unfold IO a b is a representation of a function that converts a seed value of type a into a stream of values of type b in the IO. · PyUnfold can be installed using pip. pip install pyunfold. or conda. conda install -c conda-forge pyunfold. For more information see the installation instructions in the documentation. newtype Unfold a = Unfold (forall b. (b -> a -> b) -> b -> b) Then we get to this simple morphism: list:: [a] -> Unfold a list list = Unfold (\ step init -> foldl' step init list) We can do the same with say bltadwin.ru: text:: Text -> Unfold Char text text = Unfold (\ step init -> bltadwin.ru' step init text). Unfold definition is - to open the folds of: spread or straighten out: expand. How to use unfold in a sentence.
0コメント