Bootstrap+Vue.js 深度理解双向绑定
实例是v-model指令的双向绑定 基于(Bootstrap+Vue.js)实现的。
Bootstrap是基于HTML、CSS、JavaScript 开发的简洁、直观、强悍的前端开发框架,使得 Web 开发更加快捷。
<div class="container"> <!--表单 --> <form rele="form"> <div class="form-group"> <label for="username">用户名:</label> <input type="text" placeholder="输入用户名" value="" v-model="username" class="form-control"/> </div> <div class="form-group"> <label for="age">年龄:</label> <input type="text" placeholder="输入年龄" value="" v-model="age" class="form-control"/> </div> <div class="form-group"> <input type="button" value="添加" v-on:click="add()" class="btn btn-primary"/> <input type="reset" value="重置" class="btn btn-danger"/> </div> </form> <hr style="border-bottom:1px solid black;"/> <!--表格 --> <table class="table table-bordered"> <caption class="h2 text-danger">用户信息表</caption> <tr> <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}}</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="click(index)"/>删除</button> <button class="btn btn-primary btn-sm" data-toggle="modal" data-target="#update" v-on:click="modify(index)" style="margin-left:10%;"/>修改</button> </td> </tr> <tr class="text-right" v-show="myData.length!=0"> <td colspan="4"><button class="btn btn-danger btn-sm" data-toggle="modal" data-target="#layer" v-on:click="click(123)"/>全部删除</button></td> </tr> <tr class="text-center" v-show="myData.length==0"> <td colspan="4"><p>暂无数据....</p></td> </tr> </table> <!--模态框 --> <div role="dialog" class="modal fade" 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>确认删除么?</h4> </div> <div class="modal-body text-right"> <button class="btn btn-primary btn-sm" data-dismiss="modal">取消</button> <button class="btn btn-primary btn-sm" data-dismiss="modal" @click="deletes()">确认</button> </div> </div> </div> </div> <div role="dialog" class="modal fade" id="update"> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal"> <span>×</span> </button> <h4>确认修改么?</h4> <form rele="form"> <div class="form-group"> <label for="username">用户名:</label> <input type="text" placeholder="输入用户名" v-model="updatename" id="username" class="form-control"/> </div> <div class="form-group"> <label for="age">年龄:</label> <input type="text" placeholder="输入年龄" v-model="updateage" id="age" class="form-control"/> </div> <div class="form-group"> <input type="button" value="修改" data-dismiss="modal" v-on:click="update()" class="btn btn-primary"/> <input type="reset" value="重置" class="btn btn-danger"/> </div> </form> </div> <div class="modal-body text-right"> <button class="btn btn-primary btn-sm" data-dismiss="modal">取消</button> <button class="btn btn-primary btn-sm" data-dismiss="modal" @click="update()">确认</button> </div> </div> </div> </div> </div> <script> window.onload=function(){ var app=new Vue({ el:'.container', data:{ myData:[{'name':'y','age':'18'}], username:'', age:'', nowIndex:-100, updatename:'', updateage:'' }, methods:{
//添加 add:function(){ this.myData.push({name:this.username,age:this.age}); this.username=""; this.age=""; }, click:function(index){ this.nowIndex=index; }, modify:function(index){ this.nowIndex=index; this.updatename=this.myData[this.nowIndex].name; this.updateage=this.myData[this.nowIndex].age; },
//删除 deletes:function(){ if(this.nowIndex==123){ this.myData=[]; }else{ this.myData.splice(this.nowIndex,1); } },
//更新 update:function(){ this.myData[this.nowIndex].name=this.updatename; this.myData[this.nowIndex].age=this.updateage; this.updatename=""; this.updateage=""; } } }) } </script>
功能上并不复杂,实例可以更好的理解v-model双向绑定,实例功能上还可以扩展更多