前一段时间,想在Qt中使用Stlport和Boost,结果发现了一个有些奇怪的现象,使用Boost::Data_Time库时会有链接错误,但是用其他的库就没有问题,比如foreach,fromat,string_algo。用qmake生成VC项目后和之前使用Boost::Date_Time的VC项目比较,发现差别在“将wchar_t视为内置类型”,当时用的Qt SDK是直接下载的编译好的...
1: using namespace boost::posix_time; 2: using namespace boost::gregorian; 3: ptime now(second_clock::local_time()); 4: std::cout << "today is: " << now.date() << std::endl; 5: std::cout << "time is: " << now.time_of_day() << std::endl; 6: ptime转换为string ...
2:ptimept1(time_from_string(ts1)); 3:std::stringts2("20130130T233222");//没有分隔符的date和time 4:ptimept2(from_iso_string(ts2)); 5: 3.通过时钟构造ptime: 1:ptimect1(second_clock::local_time()); 2:ptimect2(second_clock::universal_time()); 3:ptimect3(microsec_clock::lo...
2: ptime pt1(time_from_string(ts1)); 3: std::string ts2("20130130T233222");//没有分隔符的date和time 4: ptime pt2(from_iso_string(ts2)); 5: 3.通过时钟构造ptime: 1: ptime ct1(second_clock::local_time()); 2: ptime ct2(second_clock::universal_time()); 3: ptime ct3(...
string_time.size(); x++) { std::string time_ptr = string_time[x]; my_date.push_back(from_string(time_ptr)); } // 输出date格式的数据 for (int x = 0; x < my_date.size(); x++) { std::cout << "年: " << my_date[x...
1: std::string ts1("2013-01-30 23:32:22.000");//固定格式,小数点后支持6位 1. 2: ptime pt1(time_from_string(ts1)); 1. 3: std::string ts2("20130130T233222");//没有分隔符的date和time 1. 4: ptime pt2(from_iso_string(ts2)); ...
cout << "输出时间点: " << ptime_b << endl; ptime ptime_c = from_iso_string("20200112T121122"); cout << "输出时间点: " << ptime_c << endl; // 操作时间点(递增递减) ptime ptime_d(date(2020, 12, 11), hours(11) + minutes(12) + seconds(50)); date today = ptime_...
boost::posix_time::time_from_string("1899-12-31 00:00:00.000"); constboost::posix_time::ptime prime_epoch{ boost::gregorian::date{1900,1,1}}; // Calculate the number of seconds from the prime epoch to the system time. constboost::posix_time::time_duration time_duration{prime_epoch...
#include<string> #include”boost/date_time.hpp” #include”boost/date_time/gregorian/gregorian.hpp” using namespace std; using namespace boost::gregorian; int main() { string s(“2001-10-9”); date d=from_simple_string(s); cout << to_simple_string(d) << endl; return 0; } 这...
} ptime from_name_string(std::string str_ptime) { std::string str_iso_ptime = str_name_2_iso_format(str_ptime); return from_iso_string(str_iso_ptime); } int main() { ptime p1(date(2001, 1, 1), hours(1)); ptime p2 = time_from_string("2002-2-2 02:00:00.999888");...