mergeStart method
Implementation
DateTime mergeStart({
final TimeOfDay? time = const TimeOfDay(hour: 0, minute: 0),
final int second = 0,
final int millisecond = 0,
final int microsecond = 0,
}) => copyWith(
hour: time?.hour ?? 0,
minute: time?.minute ?? 0,
second: second,
millisecond: millisecond,
microsecond: microsecond,
);