摘要: 1 Array.prototype.mapA = function(fun /*, thisp*/) 2 { 3 var len = this.length; 4 if (typeof fun != "function") 5 throw new TypeError(); 6 var res = new Array(len); 7 var thisp = ... 阅读全文
posted @ 2016-11-21 16:01 飘然离去 阅读(1946) 评论(0) 推荐(0) 编辑