1 var arr = ["first","second","third","fourth",3,5,8]; 2 for(var i = 0; i < arr.length;i++){ 3 console.log(arr[i]); 4 } 5 //输出： 6 first 7 second 8 third 9 fourth 10 3 11 5 12 8
遍历数组的常用方法
原文：https://www.cnblogs.com/jun-qi/p/10543257.html
