摘要: 遍历数组 //通过for of / for in 是下标 var arr=[3,4,5] for (var x of arr){ console.log(x) } 遍历map var map = new Map([["tom",100],["jack",90],["haha",80]]); for 阅读全文
posted @ 2022-05-07 09:12 fight挺 阅读(23) 评论(0) 推荐(0)