I have a treeview as follow,how to set expand?
<kendo-treeview name="TvTeam"
style="height:calc(100vh - 95px);width:100%;border-width:thin;border-color:gainsboro"
datatextfield="Name" on-change="TvTeamChange" >
<hierarchical-datasource>
<transport>
<read url="@Url.Content(MainPath+"?handler=LoadTree")" />
</transport>
<schema type="json">
<hierarchical-model id="Id" children="Child">
</hierarchical-model>
</schema>
</hierarchical-datasource>
</kendo-treeview>