std::chrono::hh_mm_ss<Duration>:: hh_mm_ss
From cppreference.net
|
constexpr
hh_mm_ss
(
)
noexcept
:
hh_mm_ss
{
Duration
::
zero
(
)
}
{
}
|
(1) | |
|
constexpr
explicit
hh_mm_ss
(
Duration d
)
;
|
(2) | |
Construit un objet
hh_mm_ss
.
1)
Construit un objet
hh_mm_ss
correspondant à
Duration::zero()
.
2)
Construit un objet
hh_mm_ss
correspondant à
d
:
- is_negative() renvoie d < Duration :: zero ( ) .
- hours() renvoie std:: chrono :: duration_cast < std:: chrono :: hours > ( abs ( d ) ) .
- minutes() renvoie std:: chrono :: duration_cast < std:: chrono :: minutes > ( abs ( d ) - hours ( ) ) .
-
seconds()
renvoie
std:: chrono :: duration_cast < std:: chrono :: seconds > ( abs ( d ) - hours ( ) - minutes ( ) ) . - subseconds() renvoie abs ( d ) - hours ( ) - minutes ( ) - seconds ( ) si std:: chrono :: treat_as_floating_point_v < precision :: rep > est true ; sinon, il renvoie std:: chrono :: duration_cast < precision > ( abs ( d ) - hours ( ) - minutes ( ) - seconds ( ) ) .
Paramètres
| d | - | la durée à décomposer |
Exemple
Exécuter ce code
#include <chrono> #include <print> int main() { std::println("Default constructor: {}", std::chrono::hh_mm_ss<std::chrono::minutes>{}); std::chrono::time_point now = std::chrono::system_clock::now(); std::chrono::hh_mm_ss time_of_day{now - std::chrono::floor<std::chrono::days>(now)}; std::println("The time of day is: {}", time_of_day); }
Sortie possible :
Default constructor: 00:00:00 The time of day is: 12:13:14.151617189