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Jul 6, 2014 at 19:47 comment added glampert Yes, a const ref would be better for the current code. But in the scenario I've used to exemplify, converting from one data type to another would require a temp, which cannot be returned by ref.
Jul 6, 2014 at 19:44 comment added Jamal I would avoid getters/setters if possible. Otherwise, getters can return a const& to prevent modifications.
Jul 6, 2014 at 19:40 history answered glampert CC BY-SA 3.0