摘要: 1.var length=10;function fn(){ console.log(this.length);}var obj = { length:5, method: function (fn) { fn(); arguments[0](); }};obj.method(fn);obj.met 阅读全文
posted @ 2017-08-04 13:05 艾亚495 阅读(228) 评论(0) 推荐(0) 编辑