Vue.js实现列表动态增删交互示例

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <meta http-equiv="x-ua-compatible" content="ie=edge">
 <title>demo04</title>
 <link rel="stylesheet" href="../css/base/bootstrap.min.css" rel="external nofollow" >
 <link rel="stylesheet" href="../css/base/common.css" rel="external nofollow" >
</head>
<body>

 <div class="container mt15" id="ul-lists">
  <ul class="list-group" v-for="item in items">
  <li class="list-group-item">
   <span class="label label-default label-pill pull-right" v-on:click="removeTodo($index)">×</span>
   {{item.text}}&emsp;{{$index}}
  </li>
  </ul>
  <p class="mt15">
   <button type="button" class="btn btn-info" v-on:click="addAtLast($index)">在末尾增加一项</button>
   <button type="button" class="btn btn-secondary" v-on:click="deleteAtTop($index)">删除第一项</button>
   <button type="button" class="btn btn-secondary" v-on:click="deleteAtBottom($index)">删除最后一项</button>
  </p>
 </div>

 <script src="../js/base/vue.js"></script> 
 <script src="../js/base/jquery.min.js"></script>
 <script src="../js/base/bootstrap.min.js"></script>
 <script>
  new Vue({
  el: '#ul-lists',
  data: {
   items: [
   { text: 'item' },
   { text: 'item' },
   { text: 'item' }
   ]
  },
  methods: {
   removeTodo: function (index){
   this.items.splice(index, 1)
   },
   addAtLast: function(index){
   this.items.push({ text: 'item' })
   },
   deleteAtTop: function(index){
    this.items.shift();
   },
   deleteAtBottom: function(index){
    this.items.pop();
   }
  }
  });
 </script>
</body>
</html>