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In computer science, an operator or function is variadic if it can take a varying number of arguments; that is, if its arity is not fixed.

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I needed a variadic function to pack and unpack bits into integer types. This is my first attempt: template<typename T> constexpr T pack(bool b) { return b; } template<typename T, typename … , b1, b2, b3); std::cout << b1 << " " << b2 << " " << b3 << std::endl; // 1 0 1 } Does this code contain any bugs, can it be improved, and are variadic templates used appropriately here (I still don't master their syntax)? …
asked Apr 4 '14 by gd1