+bool
+LocalTime::operator< (LocalTime const & other) const
+{
+ if (_year != other._year) {
+ return _year < other._year;
+ }
+ if (_month != other._month) {
+ return _month < other._month;
+ }
+ if (_day != other._day) {
+ return _day < other._day;
+ }
+ if (_hour != other._hour) {
+ return _hour < other._hour;
+ }
+ if (_second != other._second) {
+ return _second < other._second;
+ }
+ return _millisecond < other._millisecond;
+}
+