std::chrono::operator+, std::chrono::operator- (std::chrono::year_month_day_last)
Defined in header <chrono> | ||
|---|---|---|
constexpr std::chrono::year_month_day_last operator+(const std::chrono::year_month_day_last& ymdl, const std::chrono::months& dm) noexcept; | (since C++20) | |
constexpr std::chrono::year_month_day_last operator+(const std::chrono::months& dm, const std::chrono::year_month_day_last& ymdl) noexcept; | (since C++20) | |
constexpr std::chrono::year_month_day_last operator+(const std::chrono::year_month_day_last& ymdl, const std::chrono::years& dy) noexcept; | (since C++20) | |
constexpr std::chrono::year_month_day_last operator+(const std::chrono::years& dy, const std::chrono::year_month_day_last& ymdl) noexcept; | (since C++20) | |
constexpr std::chrono::year_month_day_last operator-(const std::chrono::year_month_day_last& ymdl, const std::chrono::months& dm) noexcept; | (since C++20) | |
constexpr std::chrono::year_month_day_last operator-(const std::chrono::year_month_day_last& ymdl, const std::chrono::years& dy) noexcept; | (since C++20) |
1-2) Adds
dm.count() months to the date represented by ymdl. The result has the same year() and month() as std::chrono::year_month(ymdl.year(), ymdl.month()) + dm.
3-4) Adds
dy.count() years to the date represented by ymdl. The result is equivalent to std::chrono::year_month_day_last(ymdl.year() + dy, ymdl.month_day_last()).
5) Subtracts
dm.count() months from the date represented by ymdl. Equivalent to ymdl + -dm.
6) Subtracts
dy.count() years from the date represented by ymdl. Equivalent to ymdl + -dy.
© cppreference.com
Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.
http://en.cppreference.com/w/cpp/chrono/year_month_day_last/operator_arith_2