/* Some simple examples of constructing and calculating with times * Output: * 2002-Feb-01 00:00:00 - 2002-Feb-01 05:04:02.001000000 = -5:04:02.001000000 */ #include "boost/date_time/posix_time/posix_time.hpp" #include int main() { using namespace boost::posix_time; using namespace boost::gregorian; date d(2002,Feb,1); //an arbitrary date //construct a time by adding up some durations ptime t1(d, hours(5)+minutes(4)+seconds(2)+milliseconds(1)); //construct a new time by subtracting some times ptime t2 = t1 - hours(5)- minutes(4)- seconds(2)- milliseconds(1); //construct a duration by taking the difference between times time_duration td = t2 - t1; std::cout << to_simple_string(t2) << " - " << to_simple_string(t1) << " = " << to_simple_string(td) << std::endl; return 0; } /* Copyright 2001-2004: CrystalClear Software, Inc * http://www.crystalclearsoftware.com * * Subject to the Boost Software License, Version 1.0. * (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) */