gistfile1.txt

void main() { 
  awaited();
} 

void syncFuture() {
  print("hello first!");
  Future((){
    print("this is hello from future");
  }).then((_) {
    print("Future completed");
  });
  
  print("bye!");
  for(var i=0;i<5;i++) {
    print("busy work");
  }
}


//// async / await ////

void awaited() async {
  printA();
  printB();
  await printC("main");
  await printD();
}

void printA(){
  print("A");
}

void printB() async {
  print("B started");
  await printC("B");
  print("end B");
}

void printC(String from) async {
  print("C started from $from");
  await Future((){
    print("C running in future $from");
  }).then((_){
    print("Future completed");
  });
  
  print("end of C from $from");
}

void printD() async {
  print("D");
}