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 ...
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_...
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...
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)); ...
2.用string构造ptime: 1: std::string ts1("2013-01-30 23:32:22.000");//固定格式,小数点后支持6位 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)); ...
1:std::stringts1("2013-01-30 23:32:22.000");//固定格式,小数点后支持6位 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: ...
#include boost::posix_time::ptime now = boost::posix_time::from_time_t(time(NULL)); boost::posix_time::to_simple_string(now); // CCYY-mmm-dd hh:mm:ss.fffffff boost::posix_time::to_iso_string(now); // YYYYMMDDTHHMMSS boost::posix_time::to_iso_extended_string(now); // YYYY...
7: date d5(max_date_time); 1. 8: date d6(min_date_time); 1. 9: date d7; //default constructor 1. >> 也可以通过string字符串获得: 1: using namespace boost::gregorian; 1. 2: date d(from_string("2002/1/25")); 1.
#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...