omp-wx/pages/menu/devices/devices.wxml

<van-radio-group value="{{ defaultDevice }}">

  <van-swipe-cell right-width="40" wx:for="{{devices}}" wx:key="openNum">
    <van-cell-group>
      <van-cell title="{{item.deviceName}}" icon="/imgs/phone_icon.png" label="{{item.openNum}}" clickable data-opennum="{{item.openNum}}" bind:click="changeDevice">
        <van-radio slot="right-icon" name="{{item.isDefault}}" />
      </van-cell>
    </van-cell-group>
    <view class="delete" slot="right" bindtap="unbind" data-opennum="{{item.openNum}}">删除</view>
  </van-swipe-cell>

</van-radio-group>