Dart flutter countdown timer

Dart timer

Timer(Duration(seconds: 3), () {
  print("Yeah, this line is printed after 3 second");
});

// repeatedly :
Timer.periodic(Duration(seconds: 5), (timer) {
  print(DateTime.now());
});

Source: fluttermaster.com

Dart flutter countdown timer

TweenAnimationBuilder<Duration>(
  duration: Duration(minutes: 3),
  tween: Tween(begin: Duration(minutes: 3), end: Duration.zero),
  onEnd: () {
    print('Timer ended');
  },
  builder: (BuildContext context, Duration value, Widget? child) {
    final minutes = value.inMinutes;
    final seconds = value.inSeconds % 60;
    return Padding(
      padding: const EdgeInsets.symmetric(vertical: 5),
      child: Text('$minutes:$seconds',
               textAlign: TextAlign.center,
               style: TextStyle(
               color: Colors.black,
               fontWeight: FontWeight.bold,
               fontSize: 30)));
    }),

Similar codes

0 vote286 views1 answer
Flutter encode
Dart
9 votes300 views4 answers
Flutter transparent color
Dart
1 vote232 views1 answer
Fullscreen modal flutter
Dart
1 vote291 views2 answers
Flutter array filter
Dart
6 votes304 views3 answers
Flutter close dialog
Dart
8 votes291 views1 answer
Listview inside column flutter
Dart
9 votes326 views2 answers
Dart regex for email
Dart
5 votes289 views1 answer
Text in column flutter overflow ellipsis not working
Dart
0 vote291 views1 answer
Flutter icon logout
Dart
24 votes343 views3 answers
Flutter svg package
Dart