std::pair
Explore how std::pair allows you to store and manage pairs of values in C++, including accessing elements, using comparison operators, and facilitating associative containers like maps. This lesson helps you understand practical uses and creation with std::make_pair.
We'll cover the following...
We'll cover the following...
With std::pair, we can build pairs of arbitrary types. The class template std::pair needs the header <utility>. std::pair has a default, copy, and move constructor. Pair objects can be swapped: std::swap(pair1, pair2).
Pairs are used in the C++ library. For example, the function std::minmax returns its ...