Dart编程实例 - Super 关键字

void main() {

   Child c = new Child();

   c.m1(12);

}

class Parent {

   String msg = "message variable from the parent class";

   void m1(int a){ print("value of a ${a}");}

}

class Child extends Parent {

   @override

   void m1(int b) {

      print("value of b ${b}");

      super.m1(13);

      print("${super.msg}")   ;

   }

}