摘要: if (!Array.prototype.indexOf) { Array.prototype.indexOf = function (elt /*, from*/) { var len = this.length >>> 0; var from = Number(arguments[1]) || 阅读全文
posted @ 2018-12-27 10:43 蓝色土耳其 阅读(1012) 评论(0) 推荐(0)