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it unlocks many cool features!
- import 'dart:async';
- void main() {
- final controller = new StreamController<int>();
- controller.add(10);
- controller.stream.listen((a) => print('receive: $a'));
- final contrtoller2 = new StreamController<int>.broadcast();
- contrtoller2.add(20);
- contrtoller2.stream.listen((b) => print('receive $b'));
- }
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