摘要: 一、清空数组 ? 1 2 3 var ary = [1,2,3,4]; ary.splice(0,ary.length);//清空数组 console.log(ary); // 输出 [],空数组,即被清空了 ? 1 2 3 var ary = [1,2,3,4]; ary.splice(0,ary 阅读全文
posted @ 2018-05-03 10:13 牧之丨 阅读(3122) 评论(0) 推荐(0)