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Not really - the concrete type isn't important, but what you can do with it is. One could argue that instead we'd use a concept in place of `auto`, and Bjarne h
by atilaneves 6y ago
Not really - the concrete type isn't important, but what you can do with it is. One could argue that instead we'd use a concept in place of `auto`, and Bjarne has argued exactly that for C++.
- masklinn 6y ago> Not really - the concrete type isn't important, but what you can do with it is. Then surely that's what should be shown? Rust uses `impl <Trait>` for that, the actual return type is opaque but you know it implements the specified trait.