Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This is an older version of Boost and was released in 2013. The current version is 1.89.0.
boost::gregorian::weeks_duration
// In header: <boost/date_time/gregorian/greg_duration_types.hpp> class weeks_duration : public boost::gregorian::date_duration { public: // construct/copy/destruct weeks_duration(duration_rep); weeks_duration(date_time::special_values); };