XML创建新结点

private void CreateNewXmlNode()
{
String strFileName = string.Empty;
strFileName = this.strCurrentPath + "System.xml";
XmlDocument xmlDoc = new XmlDocument();
try
{
xmlDoc.Load(strFileName);
XmlNode root = xmlDoc.SelectSingleNode("connect");
XmlElement xe1 = xmlDoc.CreateElement("Data2");
XmlElement xesub1 = xmlDoc.CreateElement("ServerType");
xesub1.InnerText = "SQLSERVER";
xe1.AppendChild(xesub1);
xesub1 = xmlDoc.CreateElement("Server");
xesub1.InnerText = "192.168.0.150";
xe1.AppendChild(xesub1);
xesub1 = xmlDoc.CreateElement("database");
xesub1.InnerText = "VirDinnerOfflineDB";
xe1.AppendChild(xesub1);
xesub1 = xmlDoc.CreateElement("UserID");
xesub1.InnerText = "sa";
xe1.AppendChild(xesub1);
xesub1 = xmlDoc.CreateElement("Password");
xesub1.InnerText = "1234";
xe1.AppendChild(xesub1);
root.AppendChild(xe1);
xmlDoc.Save(strFileName);
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
}