以下为引用的内容: //普通怪物 继承 Role function Monster(name, hp, pd) { Role.apply(this, arguments); //通过apply实现继承,强大的apply使Monster具备了Role的所有属性与方法,apply和call是个神奇的东西,大家有兴趣自己谷歌。 } //玩家 继承 Role function Player(name, hp, mp, pd, md, exp) { Role.apply(this, new Array(name, hp, pd)); //通过apply实现继承,并传参赋值 this.MP = mp; //属性-魔法值 this.MagicDamage = md; //属性-魔法攻击力 this.Exp = exp; //属性-经验值 //方法-魔法攻击(r:被攻击目标) this.MagicAttack = function(r) { if (this.MP > 9) { alert(this.Name + " 魔法攻击 " + r.Name + "\r\n HP - " + this.PhysicalDamage + "\r\n MP - 10 , Exp + 10"); r.HP = r.HP - this.MagicDamage; this.MP -= 10; this.Exp += 10; } else alert("魔法值不够"); }; //这里重写 PhysicalAttack 方法,很不方便!不知道有好的方法没??? this.PhysicalAttack = function(r) { alert(this.Name + " 物理攻击 " + r.Name + "\r\n HP - " + this.PhysicalDamage + "\r\n Exp + 10"); r.HP = r.HP - this.PhysicalDamage; this.Exp += 10; }; } var xiaoxiao = new Player("小小", 10000, 500, 200, 100,0); var dog = new Monster("狗狗", 600, 20); xiaoxiao.PhysicalAttack(dog); xiaoxiao.MagicAttack(dog); alert("狗狗当前HP:" + dog.HP); alert("小小当前Exp:" + xiaoxiao.Exp); |