云端天籁

摘要： function Person(){}Person.prototype.name = "xd";Person.prototype.age = 26;Person.prototype.sayName = function(){ alert(this.name); };var person1 = new Person();person1.sayName();//"xd"var person2 = new Person();person2.sayName();//"xd"alert(person1.sayName==person2.sayN 阅读全文