toMillisecondOfDay method
Returns the total number of milliseconds since midnight.
Example
final t = LocalTime(14, 8, 22, 70);
print(t.toMillisecondOfDay()); // 52822700
Implementation
int toMillisecondOfDay() {
return hour * 60 * 60 * 1000 + minute * 60 * 1000 + second * 1000 + millisecond;
}