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 vote361 views1 answer
Dart svg drawer
Dart
0 vote304 views1 answer
The argument type 'Color?' can't be assigned to the parameter type 'MaterialColor?'.
Dart
5 votes321 views2 answers
Is not empty flutter
Dart
1 vote301 views1 answer
Flutter disable horizontal
Dart
0 vote297 views1 answer
How to subtract he height of appbar in flutter
Dart
4 votes244 views1 answer
Flutter listtile on press
Dart
75 votes465 views5 answers
Python read json from url
Dart
0 vote311 views1 answer
Flutter disable android back button
Dart
0 vote344 views1 answer
Flutter stuck at syncing files to device chrome
Dart
0 vote321 views1 answer
Image not shoing when i use network image,flutter
Dart