Adds or subtracts 1 from the day value.
*this += std::chrono::days{1};
*this -= std::chrono::days{1};
(none).
day
after modificationday
made before modificationIf the result would be outside the range [0, 255], the actual stored value is unspecified.
adds or subtracts a number of days (public member function) |
|
(C++20) | adds or subtracts a number of days and a day , or find the difference between two day s (function) |
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