inheritance.curry

编译原理课程设计之pp2语法分析程序

class Animal {
  int height;
  Animal mother;
  void InitAnimal(int h, Animal mom) {
    height = h;
    mother = mom;
  }

  int GetHeight() {	
    return height;
  }

  Animal GetMom() {
    return mother;
  }
}

class Cow extends Animal {
  bool isSpotted;
  void InitCow(int h, Animal m, bool spot) {
    isSpotted = spot;
    InitAnimal(h,m);
  }
  bool IsSpottedCow() {
    return isSpotted;
  }
}


void main() {
  Cow betsy;
  Animal b;
  betsy = New(Cow);
  
  betsy.InitCow(5, null, true);
  b = betsy;
  b.GetMom();
}