SOURCE

<div id="myapp" class="container">
    <form role="form">
        <div class="form-group">
            <label for="username">用户名:</label>
            <input type="text" id="username" class="form-control" placeholder="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="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="h3 text-info">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" data-toggle="modal" data-target="#layer" v-on:click="nowIndex = index">删除</button>
            </td>
        </tr>
        <tr v-show="myData.length!=0">
            <td colspan="4" class="text-right">
                <button class="btn btn-danger btn-sm">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>

    <!--模态框 弹出框-->
    <div role="dialog" class="modal fade bs-example-modal-sm" id="layer">
        <div class="modal-dialog">
            <div class="modal-content">
                <div class="modal-header">
                    <button type="button" class="close" data-dismiss="modal">
                        <span>×</span>
                    </button>
                    <h4 class="modal-title">确认删除么?</h4>
                </div>
                <div class="modal-body text-right">
                    <button data-dismiss="modal" class="btn btn-primary btn-sm">取消</button>
                    <button data-dismiss="modal" class="btn btn-danger btn-sm" v-on:click="deleteMsg(nowIndex)">确认</button>
                </div>
            </div>
        </div>
    </div>
</div>

<script>
var app = new Vue({
    el:'#myapp',
    data:{
        myData: [],
        username: '',
        age: '',
        nowIndex:-1
    },
    methods:{
        add: function() {
            this.myData.push({
                name:this.username,
                age:this.age
            });

            this.username = '';
            this.age = '';
        },
        deleteMsg: function(n) {
            if (n == -2) {
                this.myData = [];
            } else {
                this.myData.splice(n, 1);
            }
        }
    }
});
</script>