Understanding Flutter’s Timer class and Timer.periodic
https://blog.logrocket.com/understanding-flutter-timer-class-timer-periodic/
Oct 22, 2021 . Periodic timers stay alive until they are manually canceled. Flutter has a different factory method, named periodic, to create such a timer. A good example of a periodic timer is displaying the remaining time for a time-sensitive operation, like completing a payment within 10 minutes. In the following example, the code produces a timer that ...
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