//工厂模式
function createPerson(name, age, job) {
            var o = new Object();
            o.name = name;
            o.age = age;
            o.job = job;
    
            o.sayName = function () {
                alert(this.name);
            };
            o.sayInfo = function () {
                alert(this.job);
            };
            return o;
}
//调用方法
var p=createPerson('张三','21','工作');
//javascript/6973