C++26 introduces compile-time reflection capabilities through seven approved papers, enabling powerful new features like automatic enum iteration without macros. The reflection system allows developers to introspect types at compile-time, opening possibilities for JSON parsing, language bindings, and solving long-standing enum iteration problems. A practical example demonstrates creating a utility function that can iterate over any enum values, including non-consecutive ones, using the new reflection APIs to generate strongly-typed arrays of enum values.

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Let's talk practicalReflection, reflection on the wall, what can I do with you all?

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