std::chrono::year_month::year, std::chrono::year_month::month
Min standard notice:
Retrieves the year and month values stored in this year_month object.
# Declarations
constexpr std::chrono::year year() const noexcept;
(since C++20)
constexpr std::chrono::month month() const noexcept;
(since C++20)
# Example
#include <chrono>
#include <iostream>
int main()
{
std::cout << std::boolalpha;
constexpr auto ym{std::chrono::year(2021)/std::chrono::July};
std::cout << (ym.year() == std::chrono::year(2021)) << ' ';
std::cout << (ym.month() == std::chrono::month(7)) << '\n';
}