std::chrono:: day

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C++
Utilities library
General utilities
Relational operators (deprecated in C++20)
Date and time utilities
Time point
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(C++20)
Duration
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(C++20)
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Time of day
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Calendar
day
(C++20)
(C++20)
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(C++20)
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Time zone
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(C++20) (C++20) (C++20) (C++20)
(C++20)
chrono I/O
(C++20)
C-style date and time
std::chrono::day
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

constructs a day
(public member function)
increments or decrements the day
(public member function)
adds or subtracts a number of days
(public member function)
retrieves the stored day value
(public member function)
checks if the stored day value is in the normal range
(public member function)

Nonmember functions

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

Helper classes

(C++20)
formatting support for day
(class template specialization)
(C++26)
hash support for std::chrono::day
(class template specialization)

Literals

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