std::chrono::weekday
From cppreference.com
| Defined in header <chrono>
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| class weekday; |
(since C++20) | |
| inline constexpr std::chrono::weekday Sunday{0}; |
(since C++20) | |
| inline constexpr std::chrono::weekday Monday{1}; |
(since C++20) | |
| inline constexpr std::chrono::weekday Tuesday{2}; |
(since C++20) | |
| inline constexpr std::chrono::weekday Wednesday{3}; |
(since C++20) | |
| inline constexpr std::chrono::weekday Thursday{4}; |
(since C++20) | |
| inline constexpr std::chrono::weekday Friday{5}; |
(since C++20) | |
| inline constexpr std::chrono::weekday Saturday{6}; |
(since C++20) | |
The class weekday represent a day of the week in the proleptic Gregorian calendar. Its normal range is [0, 6], for Sunday through Saturday, but it can hold any value in the range [0, 255]. Seven named constants are predefined in the std::chrono namespace for the seven days of the week.
weekday is a TriviallyCopyable StandardLayoutType.
Member functions
constructs a weekday (public member function) | |
| increments or decrements the weekday (public member function) | |
| adds or subtracts a number of days (public member function) | |
| retrieves the stored weekday value retrieves ISO 8601 weekday value (public member function) | |
| checks if the stored weekday value is valid (public member function) | |
convenience syntax for constructing a weekday_indexed or weekday_last from this weekday (public member function) |
Nonmember functions
| (C++20) |
compares two weekday values (function) |
| (C++20) |
performs arithmetic on weekdays (function) |
| (C++20) |
outputs a weekday into a stream (function template) |
| (C++20) |
parses a weekday from a stream according to the provided format (function template) |
Helper classes
formatting support for weekday (class template specialization) | |
| hash support for std::chrono::weekday (class template specialization) |
Example
Run this code
Output:
Wed Thu Fri
See also
| (C++20) |
represents the nth weekday of a month (class) |