【02】vue.js — 简易留言板

来源：互联网发布：mysql 缓存命中率编辑：程序博客网时间：2024/06/06 04:50
<!DOCTYPE html><html>    <head>        <meta charset="UTF-8">        <title></title>        <link rel="stylesheet" href="../lib/bootstrap.min.css" />        <script type="text/javascript" src="../lib/jquery-1.7.2.js" ></script>        <script type="text/javascript" src="../lib/bootstrap.js" ></script>        <script type="text/javascript" src="../js/vue.js" ></script>        <script>            window.onload = function(){                new Vue({                    el: '#box',                    data: {                        myData: [],                        username: '',                        age: '',                        nowIndex: -100,                        deletePrompt: ''                    },                    methods: {                        add: function(){                            this.myData.push({                                name: this.username,                                age: this.age                            });                            this.username = '';                            this.age = '';                        },                        deleteMsg: function(){                            if(this.nowIndex == -1) {                                this.myData = [];                            } else {                                this.myData.splice(this.nowIndex,1);                            }                        },                        deleteFun: function(data,$index) {                            if(data == 1) {                                this.nowIndex = $index;                                this.deletePrompt='确认删除么?';                            } else {                                this.nowIndex = $index;                                this.deletePrompt='确认删除全部么?';                            }                        }                    }                });            }        </script>    </head>    <body>        <div class="container" id="box">            <form role="form">                <div class="form-group">                    <label for="username">用户名:</label>                    <input type="text" id="username" class="form-control" placeholder="输入用户名" v-model="username"/>                </div>                <div class="form-group">                    <label for="age">年　龄:</label>                    <input type="text" id="age" class="form-control" placeholder="输入年龄" v-model="age"/>                </div>                <div class="form-group">                    <input type="button" value="添加" class="btn btn-primary" v-on:click="add()" />                    <input type="reset" value="重置" class="btn btn-danger" />                </div>            </form>            <hr>            <table class="table table-bordered table-hover">                <caption class="h2 text-info">用户信息表</caption>                <tr class="text-danger">                    <th class="text-center">序号</th>                    <th class="text-center">名字</th>                    <th class="text-center">年龄</th>                    <th class="text-center">操作</th>                </tr>                <tr class="text-center" v-for="item in myData">                    <td>{{$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="deleteFun(1,$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" data-toggle="modal" data-target="#layer" v-on:click="deleteFun(2,-1)">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>&times;</span>                            </button>                            <h4 class="modal-title">{{deletePrompt}}</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()">确认</button>                        </div>                    </div>                </div>            </div>        </div>    </body></html>
上述代码的效果图如下：
简易留言板效果图1
简易浏览版效果图2
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