homework:javascript

homework:init2.js

it('inherts',function 	 () {
	var Model = new Class(
	{
		initialize:function  (name) {
			this.name = name;
		},
		save:function  () {
			return "my name is "+this.name;
		}
	});
	var todo = new Model('jobs');
	assert("my name is jobs",todo.save());
})


// 类的模拟
// 构造函数 
// 类继承 todo 
// 多态 todo

//有问题的方法
var Class = function  () {
	var klass = function  () {
		 this.initialize.apply(this,arguments)  //this中没有init，找原型
	};
	 klass.fn = klass.prototype;//todo  污染
	return klass;
};



var Model = new Class();  //定义类
Model.fn.initialize = function  () {
	this.save = function  () {};
};

var View = new Class();
View.fn.intiialize = function  () {
	this.render = function  () {};
};

var todo = new Model();
console.log(typeof todo.save);

// console.log(typeof view.render);



// var view = new View();
// console.log(typeof view.save);