std::chrono::time_point::max
De cppreference.com
 |
This page has been machine-translated from the English version of the wiki using Google Translate.
The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here. |
<metanoindex/>
<tbody> </tbody> static constexpr time_point max(); |
||
Retourne une
time_point avec la durée la plus grande possible, c'est à dire std::chrono::time_point(std::chrono::duration::max()) .Original:
Returns a
time_point with the largest possible duration, i.e. std::chrono::time_point(std::chrono::duration::max()).The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Paramètres
(Aucun)
Original:
(none)
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Retourne la valeur
time_point la plus grande possibleOriginal:
the largest possible
time_pointThe text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Exemple
#include <chrono>
#include <vector>
#include <iostream>
int main()
{
std::chrono::time_point<std::chrono::system_clock> now =
std::chrono::system_clock::now();
std::vector<std::chrono::time_point<std::chrono::system_clock>> times {
now - std::chrono::hours(24),
now - std::chrono::hours(48),
now + std::chrono::hours(24),
};
std::chrono::time_point<std::chrono::system_clock> earliest =
std::chrono::time_point<std::chrono::system_clock>::max();
std::cout << "all times:\n";
for (const auto &time : times) {
std::time_t t = std::chrono::system_clock::to_time_t(time);
std::cout << std::ctime(&t);
if (time < earliest) earliest = time;
}
std::time_t t = std::chrono::system_clock::to_time_t(earliest);
std::cout << "earliest:\n" << std::ctime(&t);
}
Résultat possible :
all times:
Sun Oct 7 19:06:48 2012
Sat Oct 6 19:06:48 2012
Tue Oct 9 19:06:48 2012
earliest:
Sat Oct 6 19:06:48 2012