【C++11】pair

 pair

1. 示例

1 #include <iostream>
2 #include <utility>
3  
4 int main()
5 {
6     auto p = std::make_pair(1, 3.14);
7     std::cout << '(' << std::get<0>(p) << ", " << std::get<1>(p) << ")\n";
8     std::cout << '(' << std::get<int>(p) << ", " << std::get<double>(p) << ")\n";
9 }

输出：

(1, 3.14)
(1, 3.14)