装载XML 获取节点值

using System.IO;
using System.Xml;

/// <summary>
/// 装载Response
/// </summary>
/// <param name="sResponse">返回的信息</param>
public static string LoadXmlResponse(string sResponse, string sNodeKey)
{
string sNodeValue = string.Empty;


            if (!(StringIs.isEmpty(sResponse)))
            {
                XmlDataDocument mXmlDataDocument = new XmlDataDocument();
                mXmlDataDocument.LoadXml(sResponse);
                XmlNode pXmlNode = mXmlDataDocument.SelectSingleNode("property");
                if (null != pXmlNode)
                {
                    while (0 < pXmlNode.ChildNodes.Count)
                    {
                        XmlNode cXmlNode = pXmlNode.FirstChild;
                        if (cXmlNode.LocalName.Equals(sNodeKey))
                        {
                            sNodeValue = cXmlNode.InnerText;
                            break;
                        }
                        else
                        {
                            pXmlNode.RemoveChild(cXmlNode);
                        }
                    }
                }
            }       

            return sNodeValue;
        }