inMicroseconds property

Implementation

int get inMicroseconds {
  var microseconds = hour * _microsecondsPerHour;
  microseconds += minute * _microsecondsPerMinute;
  microseconds += second * _microsecondsPerSecond;
  microseconds += millisecond * _microsecondsPerMillisecond;
  microseconds += microsecond;
  return microseconds;
}