std::chrono::day

< cpp‎ | chrono

Defined in header `<chrono>`
class day;		(since C++20)

The class day represents a day in a month. Its normal range is [1, 31], but it may hold any number in [0, 255].

day is a TriviallyCopyable StandardLayoutType.

Member functions

(constructor)	constructs a `day` (public member function)
operator++operator++(int)operator--operator--(int)	increments or decrements the day (public member function)
operator+=operator-=	adds or subtracts a number of days (public member function)
operator unsigned	retrieves the stored day value (public member function)
ok	checks if the stored day value is in the normal range (public member function)

Nonmember functions

operator==operator<=> (C++20)	compares two `day` values (function)
operator+operator- (C++20)	adds or subtracts a number of days and a `day`, or find the difference between two `day`s (function)
operator<< (C++20)	outputs a `day` into a stream (function template)
from_stream (C++20)	parses a `day` from a stream according to the provided format (function template)

Helper classes

std::formatter<std::chrono::day>

(C++20)

specialization of std::formatter that formats a day according to the provided format
(class template specialization)

Literals

Defined in inline namespace `std::literals::chrono_literals`
operator""d (C++20)	A std::chrono::day literal representing a day of a month (function)