1234567891011121314151617181920 |
- var arr3 = [];
- arr3[0] = '我';
- arr3[1] = '你';
- console.log(arr3);
- var arr = [1,2,3,4,5,6,7];
- console.log(arr);
- // 长度 length
- console.log(arr.length);
- // 生成一个空数组
- var arr1 = new Array();
- console.log(arr1,'arr1');
- var arr2 = [1,'3232','动画设计师',48,9,true];
- console.log(arr2,'arr2');
- console.log(arr2[2]);
- // 下标 名称[下标第几个]
- console.log(arr2[5]);
- for(var i=0;i<arr.length;i++){
- console.log("下标:"+ i)
- }
|