C++17 has sum types? | Hacker News

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		wtetzner on Sept 15, 2020 \| parent \| context \| favorite \| on: Your Language Sucks, It Doesn’t Matter C++17 has sum types?

pklausler on Sept 15, 2020 [–]

You bet; see std::variant<>. Great for closed-world polymorphism with compilation-time checking of completeness!

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