...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::date_time::iso_format — Format description for iso normal YYYYMMDD.
// In header: <boost/date_time/iso_format.hpp> template<typename charT> class iso_format : public boost::date_time::iso_format_base< charT > { public: // public static functions static bool has_date_sep_chars(); };