09 2017 档案

bind,call,apply的区别
摘要：function cat(){}cat.prototype={ food:"fish", say: function(){ alert("I love "+this.food); }}var blackCat = new cat;blackCat.say(); 但是如果我们有一个对象whiteDog 阅读全文
posted @ 2017-09-10 10:15 keepLearnLL 阅读(150) 评论(0) 推荐(0)