v-for 指令

 1 var app = new Vue({
 2           el: "#app",
 3           data() {
 4               return {
 5                   list: [1, 2, 3, 4],
 6                   objList: [
 7                       { id: 1, name: ‘Tome‘ },
 8                       { id: 2, name: ‘Jack‘ },
 9                       { id: 3, name: ‘France‘ },
10                   ],
11                   obj: { id: 1, name: ‘checky‘, gender: ‘mele‘, age: 18 }
12               }
13           }
14 });

1 <ul>
2      <li v-for="item in list">
3           {{item}}
4       </li>
5  </ul>

1 <ul>
2     <li v-for="(obj,i) in objList">
3          {{obj.id}} - {{obj.name}} - {{i}}
4      </li>
5 </ul>            

1 <!-- 在便利对象的键值对时，有val、key、index -->
2 <p v-for="(value,key,index) in obj">
3      {{index}}:{{key}} : {{value}}
4 </p>

1 <!-- 用v-for迭代数字，count从1开始 -->
2 <p v-for="count in 10"> 这是第几次{{count}}此循环</p>