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Unwrap Or Throw (or Die) | Alexito's World Swift's Optional type is one of the biggest hits of the language. Mainly because it's opt-in. Everything is non-optional by default, which solves the old problem of having to deal...
Swift's Optional type is one of the biggest hits of the language. Mainly because it's opt-in. Everything is non-optional by default, which solves the old problem of having to deal...