function Person(opts) {　　var def = {　　　　name: ‘何XX‘,　　　　age: 10,　　　　sex: ‘男‘　　};　　opts = $.extend(def,opts);　　this.name = opts.name;　　this.age = opts.age;　　this.sex = opts.sex;}Person.prototype.output= function () {　　console.log(this.name);};


//调用方法1:var tom = new Person({　　name: "大叔",　　age: 2009,　　sex: ‘女‘});
tom.output();

//调用方法2:
var o = new Object();
Car.call(o, "Dudu", 2010, 5000);
console.log(o.output());