Постоянная minutesPerHour

int const minutesPerHour

Количество минут в часе.

Реализация

static const int minutesPerHour = 60;

© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-core/Duration/minutesPerHour-constant.html