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Right. I suppose in Rust you generally use variants and pattern matching when dynamic dispatching is required.
by lacampbell 10y ago
Right. I suppose in Rust you generally use variants and pattern matching when dynamic dispatching is required.
- steveklabnik 10y agoYou could, but that requires that you know all of the variants ahead of time. The advantage of trait objects is that you don't have to. It really just depends on what exactly you're trying to do.