C#
DataSet ds = new DataSet();
ds.ReadXml(Server.MapPath("~/Config/User_yhlx_Jb.xml"));
DataView dv = ds.Tables[0].DefaultView;
//dv.RowFilter = "State=0";
this.DropDownList1.DataSource = dv;
this.DropDownList1.DataTextField = "text";
this.DropDownList1.DataValueField = "value";
this.DropDownList1.DataBind();
XML
<?xml version="1.0" encoding="utf-8" ?>
<selects>
<select>
<text>国家级</text>
<value>1</value>
</select>
<select>
<text>省级</text>
<value>2</value>
</select>
<select>
<text>市级</text>
<value>3</value>
</select>
</selects>
<?xml version="1.0" encoding="UTF-8"?>
<root>
<person id="1">
<username >xiaoma</username>
<password>xiaoma</password>
</person>
<person id="2">
<username>manager</username> ......
