微信小程序显示可输入数据窗口界面

 <!--弹窗模块-->

    
 <view class="modal-mask" bindtap="hideModal" catchtouchmove="preventTouchMove" wx:if="{{showModal}}"></view>
    
 <view class="modal-dialog" wx:if="{{showModal}}">
    
     <view class="modal-title">修改姓名</view>
    
     <view class="modal-content">
    
       <view class="modal-input">
    
     <input placeholder-class="input-holder" type="text" maxlength="10" bindinput="inputChangename" class="input" value="{{stuName}}"></input>
    
       </view>
    
     </view>
    
     <view class="modal-footer">
    
       <view class="btn-cancel" bindtap="onCanc