43         Days,  in fromDurationString()  enumerator
61             stage = ProcessingStage::Days;  in fromDurationString()
64         if (stage == ProcessingStage::Days)  in fromDurationString()
88             if (stage > ProcessingStage::Days)  in fromDurationString()
92             out += std::chrono::days(ticks);  in fromDurationString()
173     std::chrono::days days = std::chrono::floor<std::chrono::days>(ms);  in toDurationString()  local
174     ms -= days;  in toDurationString()
185     if (days.count() > 0)  in toDurationString()
187         daysStr = std::format("{}D", days.count());  in toDurationString()
234 // Preconditions:  z is number of days since 1970-01-01 and is in the range:
264     using days = std::chrono::duration<  in toISO8061ExtendedStr()  typedef
267     // d is days since 1970-01-01  in toISO8061ExtendedStr()
268     days d = std::chrono::duration_cast<days>(t);  in toISO8061ExtendedStr()
285         t = days(1) - std::chrono::duration<IntType, Period>(1);  in toISO8061ExtendedStr()
334     // d is days since 1970-01-01
335     std::chrono::days days = std::chrono::floor<std::chrono::days>(dur);
336     std::chrono::sys_days sysDays(days);
349     else if (dur > SubType::max() - std::chrono::days(1))
353         dur = std::chrono::days(1) - SubType(1);
359         dur = std::chrono::days(1) - SubType(1);
370         dur -= days;