我在看 boost::posix_time::ptime 但接缝也是基于区域设置的,而且它比它慢且易于通用 std::chrono::time_point. 看答案 不知道它是否足够快,但是: #include "date.h" #include <iostream> int main() { using namespace date; std::cout << std::chrono::system_clock::now() << '\n'; } 只是...
问快速将std::chrono::time_point转换为/从std::stringEN#include <string>#include <locale>#include...
}09/15/1713:17:40.466UTC#include<chrono>#include<iomanip>#include<sstream>usingtime_point =std::chrono::system_clock::time_point;std::stringserializeTimePoint(consttime_point& time,conststd::string& format){std::time_ttt =std::chrono::system_clock::to_time_t(time);std::tm tm = *std:...
std::chrono库提供了一组强大的时间处理工具，包括std::chrono::duration和std::chrono::time_point。
(time_point_ms)<<"\t\t"<<to_string(std::chrono::time_point_cast<Sec>(time_point_ms))<<"\t"<<to_string(std::chrono::floor<Sec>(time_point_ms))<<"\t"<<to_string(std::chrono::round<Sec>(time_point_ms))<<"\t"<<to_string(std::chrono::ceil<Sec>(time_point_ms))<<"\...
MWE (using gtest here) is as follows: #include <chrono> #include <format> #include <sstream> TEST(StdFormatShould, FormatTimestamp) { using Ts = std::chrono::time_point<std::chrono::system_clock, std::chrono::milliseconds>; Ts ts{0}; std...
4.2、time_point与duration之间的关系 4.3、如何创建、比较和操作time_point对象 五、clock的使用详解 5.1、不同类型的clock 5.2、每种clock的特点和适用场景 六、应用示例 总结 摘要: 这是一篇介绍C++ std::chrono时间库的全面文章。在现代软件开发中,时间处理是一个重要的部分,而std::chrono时间库提供了丰富的功...
//"%Y-%m-%d %H:%M:%S"atic std::string to_str(const std::chrono::system_clock::time_point &time){ char _time[25] = {0}; time_t tt = std::chrono::system_clock::to_time_t(time); struct tm local_time; localtime_r(&tt, &local_time); strftime(_time, 22, "%Y-%m-%d %H...
#include <ctime> #include <string> #include <chrono> #include <sstream> #include <iostream> std::string GetCurrentTimeStamp(int time_stamp_type = 0) { std::chrono::system_clock::time_point now = std::chrono::system_clock::now(); std::time_t now_time_t = std::chrono::system_clo...
ceil(std::chrono::time_point) (C++17) 转换time_point 到另一个,向上取整 (函数模板) round(std::chrono::time_point) (C++17) 转换time_point 到另一个,就近取整,偶数优先 (函数模板) std::common_type<std::chrono::time_point> 特化std::common_type特征 ...