| 54 | // 2.初始化列表展开解参数包 |
| 55 | template<typename T, typename... Args> |
| 56 | auto printf2(T value, Args... args) { |
| 57 | std::cout << value << std::endl; |
| 58 | return std::initializer_list<T>{([&] { |
| 59 | std::cout << args << std::endl; |
| 60 | }(), value)...}; |
| 61 | } |
| 62 | |
| 63 | int main() { |
| 64 |