converter segundos em minutos no dardo
d = Duration(days: 0, hours: 1, minutes: 10, microseconds: 500);
d.toString(); // "1:10:00.000500"
Delightful Donkey
d = Duration(days: 0, hours: 1, minutes: 10, microseconds: 500);
d.toString(); // "1:10:00.000500"