摘要: var arr = [1, 2, 3,[false], ['hello']];var arr2 = [].concat.apply([], arr);console.log(arr2); // [ 1, 2, 3, false, 'hello' ] 阅读全文
posted @ 2017-05-07 16:21 ax=null 阅读(185) 评论(0) 推荐(0)