MiniProjectX/MiniProgramDemo/demo1/pages/category/category.wxml

<van-tabs active="{{ active }}" bind:change="onChange">
  <van-tab title="标签 1">
    <van-sidebar active-key="{{ activeKey }}">
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
      <van-sidebar-item title="标签名" />
    </van-sidebar>
  </van-tab>
  <van-tab title="标签 2">
    <van-sidebar active-key="{{ activeKey }}">
      <van-sidebar-item title="家具服务" />
      <van-sidebar-item title="清洗保洁" />
      <van-sidebar-item title="搬家拉货" />
      <van-sidebar-item title="门窗五金" />
    </van-sidebar>
  </van-tab>
  <van-tab title="标签 3">
    <van-sidebar active-key="{{ activeKey }}">
      <van-sidebar-item title="类别" />
      <van-sidebar-item title="类别" />
      <van-sidebar-item title="类别" />
      <van-sidebar-item title="类别" />
      <van-sidebar-item title="类别" />
      <van-sidebar-item title="类别" />
    </van-sidebar>
  </van-tab>
</van-tabs>