sony-ble/components/tabList/tabList.wxml

<view class="bleDevices">
    <view class="titleBox">
      <view class="title">
        <view >
          设备列表
        </view>
        <view class="text-red">{{bleDevs.length}}</view>
      </view>
    </view>
    
    <view class="devList">
      <view class="devItem" wx:for="{{bleDevs}}" wx:key="deviceId" >
        <view class="devInfo">
          <view class="name">{{item.name}}</view>
          <view class="devId">{{item.deviceId}}</view>
        </view>
        <view class="option">
          <view class="btn" data-dev="{{item.deviceId}}" bindtap="connectDev">连接</view>
        </view>
      </view>
    </view>
  </view>