this post was submitted on 30 Aug 2025

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Discriminated unions proposals overview (might come in C# 16) (github.com)

submitted 10 months ago by vermaterc@lemmy.ml to c/csharp@programming.dev

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A discriminated union is a data structure that can hold one of several distinct types of data. This type-safety allows developers to build complex data structures, like API responses or state machine events, and ensures all possible cases are handled, preventing runtime errors.

This is a proposal that might come in C# 16

If you prefer this as a video explanation then Nick Chapsas made one: https://www.youtube.com/watch?v=tD46WVJ2h9I

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