<van-sidebaractive="{{ active }}"bind:change="onChange"><van-sidebar-itemtitle="标签名称"/><van-sidebar-itemtitle="标签名称"/><van-sidebar-itemtitle="标签名称"/></van-sidebar>
<van-sidebaractive="{{ active }}"><van-sidebar-itemtitle="标签名称"dot/><van-sidebar-itemtitle="标签名称"info="5"/><van-sidebar-itemtitle="标签名称"info="99+"/></van-sidebar>