C# has had nullable types for quite a while. | Hacker News

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		qwerasdf5 on Aug 7, 2023 \| parent \| context \| favorite \| on: The combined power of F# and C# C# has had nullable types for quite a while.

consilient on Aug 8, 2023 [–]

Not quite the same thing. Nullable types are (undiscriminated) unions, `Option` is a sum (= discriminated union).

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