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Rust const generics let you move array sizes from runtime values into the type system. Learn how to replace heap-allocated Vecs and typenum boilerplate with compile-time fixed-size types.
Learn how Rust const generics let you enforce fixed array lengths at compile time, producing zero‑cost abstractions for buffers and drivers.
Learn when to declare a Rust function as const, see the constraints, compare const fn vs regular fn, and view a compile‑time factorial example.
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