function person(refName,refAge){ //类
this.name = refName;
this.age = refAge;
this.show = function(){
alert('name:' + this.name + ', age:' + this.age );
};
}var man = new person('zhangsan',26); //建立实例
man.show();
this.name = refName;
this.age = refAge;
this.show = function(){
alert('name:' + this.name + ', age:' + this.age );
};
}var man = new person('zhangsan',26); //建立实例
man.show();
};var s = new Stu();类似这种吗?
var obj = eval("new " + name + "()");2.類是全局的
var obj = new window[name]();