school_meal_wxapp/pages/adddata/adddata.wxml

<l-container>
  <view slot="container" class="globstyle adddata">
    <!-- 自定义 -->
    <!-- 列表 -->
    <view class="adddata-data">
      <van-radio-group>
        <view wx:for="{{datalist}}" wx:key="index" class="item-flex">
          <van-radio wx:if="{{source}}" data-item="{{item}}" bindtap="Back" name='{{index}}' custom-class="radio" />
          <view class="flex-left">
            <view class="left-h1">{{item.name}} {{item.tel}} <van-tag wx:if="{{item.lock}}" round type="danger">默认
              </van-tag>
            </view>
            <view class="left-h2">{{item.address}}</view>
          </view>
          <view class="flex-right">
            <van-icon catchtap="Update" data-item="{{item}}" size="25" class="right-icon" name="edit" />
            <van-icon catchtap="Del" data-index="{{index}}" size="25" class="right-icon" name="delete-o" />
          </view>
        </view>
      </van-radio-group>
      <van-empty wx:if="{{datalist.length==0}}" description="暂无学生信息" />
    </view>
    <!-- 新增  -->
    <view class="adddata-button">
      <van-button bind:click="Add" round type="danger" block>新增</van-button>
    </view>
  </view>
</l-container>