<!-- treegrid表格 -->expandUrl 这个在2.2.7版本只加载一次。最新的2.2.8版本会执行两次。有遇到过的么
<table data-toggle="topjui-treegrid"
data-options="id:'billTypeDatagrid',
idField:'id',
treeField:'name',
singleSelect:true,
url:ctxa+'/sys/systemType/loadListTree',
expandUrl:ctxa+'/sys/billType/loadListBySystemType?systemTypeId={id}',
onClickRow:function(b){fun_billType_ck(b)}">
<thead>
<tr>
<th data-options="field:'uuid',title:'UUID',checkbox:true,hidden:true"></th>
<th data-options="field:'name',title:'单据类型',formatter:function(value, row, index){return row.code+' '+row.name}"></th>
</tr>
</thead>
</table>