<!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

 <div class="container" id="box"><form role="form"><div class="form-group"><label for="username">用户名：</label><input type="text" id="username" class="form-control" placeholder="请输入用户名" v-model="username" /></div><div class="form-group"><label for="age">年龄：</label><input type="text" id="age" class="form-control" placeholder="请输入年龄" v-model="age" /></div><div class="form-group"><input type="button" value="添加" class="btn btn-primary" v-on:click="add()" /><input type="reset" value="重置" class="btn btn-danger" /></div></form><hr><table class="table table-bordered table-hover"><caption class="text-center">用户信息表</caption><tr class="text-danger"><th class="text-center">序号</th><th class="text-center">名字</th><th class="text-center">年龄</th><th class="text-center">操作</th></tr><tr class="text-center" v-for="(item, index) in myData"><td>{{index+1}}</td> <td>{{item.name}}</td><td>{{item.age}}</td><td><button class="btn btn-primary btn-sm" v-on:click="deleteMsg(index)">删除</button></td></tr><tr v-show="myData.length!==0"><td colspan="4" class="text-right"><button class="btn btn-danger" v-on:click="all()">删除全部</button></td></tr><tr v-show="myData.length==0"><td colspan="4" class="text-center text-muted"><p>暂无数据……</p></td></tr></table></div>

window.onload = function(){new Vue({el:"#box",data:{myData:[],username:'',age:''},methods:{add:function(){this.myData.push({name:this.username,age:this.age});this.username='';this.age='';},deleteMsg:function(index){this.myData.splice(index,1)
                },all:function(){this.myData = [];}}})}