Ext.Net 1.x_Ext.Net.Combox动态加载与删除所选择项

前台：

后台;

string strSql = string.Format("select distinct  [name] as username,users.id from [JobTypeDetail] inner join users on JobTypeDetail.UserId=users.id where 1=1 ");
        strSql += "order by username ASC";
        DataTable table &