Joii Stream Mapping

joii_streams_2.dart

void main() {
  getStream()
     .map((v) => "Something $v")
    .listen((v){
    print(v);
  });
}

Stream<String> getStream() async* {
  final list = List.generate(10, (e) => e);
  
  for (final item in list) {
    await Future.delayed(Duration(seconds: 1));
    yield "Hello World ($item)";
  }
}