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.
Contents |
[edit] 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) |
[edit] Nonmember functions
(C++20) |
compares two weekday values (function) |
(C++20) |
performs arithmetic on weekday s (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) |
[edit] Helper classes
formatting support for weekday (class template specialization) | |
hash support for std::chrono::weekday (class template specialization) |
[edit] Example
Run this code
Output:
Wed Thu Fri
[edit] See also
(C++20) |
represents the nth weekday of a month (class) |