Profunctors

added by DotNetKicks
11/1/2021 5:07:39 PM

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Functors that are both co- and contravariant. An article for C# programmers. This article series is part of a larger series of articles about functors, applicatives, and other mappable containers. Particularly, you've seen examples of both functors and contravariant functors. What happens if you, so to speak, combine those two?


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