...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::acst_dst_trait
// In header: <boost/date_time/local_timezone_defs.hpp> template<typename date_type> struct acst_dst_trait { // types typedef date_type::day_of_week_type day_of_week_type; typedef date_type::month_type month_type; typedef date_type::year_type year_type; typedef date_time::last_kday_of_month< date_type > start_rule_functor; typedef date_time::last_kday_of_month< date_type > end_rule_functor; // public static functions static day_of_week_type start_day(year_type); static month_type start_month(year_type); static day_of_week_type end_day(year_type); static month_type end_month(year_type); static int dst_start_offset_minutes(); static int dst_end_offset_minutes(); static int dst_shift_length_minutes(); static date_type local_dst_start_day(year_type); static date_type local_dst_end_day(year_type); };
acst_dst_trait
public static functionsstatic day_of_week_type start_day(year_type);
static month_type start_month(year_type);
static day_of_week_type end_day(year_type);
static month_type end_month(year_type);
static int dst_start_offset_minutes();
static int dst_end_offset_minutes();
static int dst_shift_length_minutes();
static date_type local_dst_start_day(year_type year);
static date_type local_dst_end_day(year_type year);