<body> <div id="app"> <ul> <!-- 遍歷數組 --> <li v-for="user in users"> {{user.name}}:{{user.age}} </li> <!-- index索引,從0開始。 --> <li v-for="(item, index) in users" :key="index"> {{item.name}}:{{item.age}} </li> <!-- 遍歷對象 value值如:Nimeide index鍵如:name--> <li v-for="(value, index) in wife" :key="index"> {{value}}--{{index}} </li> </ul> </div> <script> const vm = new Vue({ el: '#app', data() { return { // 數組 users: [ { name: 'lisi', age: 12 }, { name: 'zhangsan', age: 19 }, ], // 對象 wife: { name: 'Nimeide', age: 18 } } }, }); </script> </body>