toFormattedString method
Implementation
String toFormattedString() {
final hours = (this?.inHours).value.toString().padLeft(2, '0');
final minutes =
(this?.inMinutes).value.remainder(60).toString().padLeft(2, '0');
final seconds =
(this?.inSeconds).value.remainder(60).toString().padLeft(2, '0');
return '$hours:$minutes:$seconds';
}