1.app.json文件，添加

"useExtendedLib": { 
    "weui": true
  }

2.頁(yè)面文件，userCenter.json添加

"usingComponents": {
    "mp-cells": "weui-miniprogram/cells/cells",
    "mp-cell": "weui-miniprogram/cell/cell",
    "mp-icon": "weui-miniprogram/icon/icon"
  }

3.頁(yè)面,userCenter.wxml添加

  <mp-cells ext-class="my-cells" title="帶說(shuō)明的列表項(xiàng)">
    <mp-cell value="標(biāo)題文字" footer="說(shuō)明文字"></mp-cell>
    <mp-cell>
        <view>標(biāo)題文字（使用slot）</view>
        <view slot="footer">說(shuō)明文字</view>
    </mp-cell>
</mp-cells>