std::chrono::year_month_weekday::operator-=
From cppreference.com
< cpp | chrono | year month weekday
constexpr year_month_weekday& operator-=(const months& m) noexcept; |
(since C++20) | |
constexpr year_month_weekday& operator-=(const years& y) noexcept; |
(since C++20) | |