Dart 유연하게 호출 가능한 function

 

void main() { 
 Car myCar = Car(drive: slowDrive);
  print(myCar.drive);
  
  myCar.drive();
  
  myCar.drive = fastDrive;
  myCar.drive();
}

class Car{
  Car({required this.drive});
  Function drive;
}


void slowDrive(){
  print('slow');
}

void fastDrive(){
  print('fast');
}