DIV CSS 佈局教程網

  public void SetXmlFileValue(string xmlPath,string AppKey,string AppValue)//寫XMLPath是文件路徑+文件名，AppKey是 Key Name，AppValue是Value
  {
   XmlDocument xDoc = new XMLDocument();
   xDoc.Load(XMLPath);
   XMLNode xNode;
   XMLElement xElem1;
   XMLElement xElem2;

   xNode =  xDoc.SelectSingleNode("//aPPSettings");

   xElem1 = (XMLElement)xNode.SelectSingleNode("//add[@key='" + AppKey + "']");
   if ( xElem1 != null )
   {
    xElem1.SetAttribute("value",AppValue);
   }
   else
   {
    xElem2 = xDoc.CreateElement("add");
    xElem2.SetAttribute("key",AppKey);
    xElem2.SetAttribute("value",AppValue);
    xNode.AppendChild(xElem2);
   }
   xDoc.Save(XMLPath);
  }

public void GetXmlFileValue(string xmlPath,string AppKey,ref string AppValue)//讀XMLPath是文件路徑+文件名，AppKey是 Key Name，AppValue是Value
  {
   XmlDocument xDoc = new XMLDocument();
   xDoc.Load(XMLPath);
   XMLNode xNode;
   XMLElement xElem1;

   xNode =  xDoc.SelectSingleNode("//aPPSettings");

   xElem1 = (XMLElement)xNode.SelectSingleNode("//add[@key='" + AppKey + "']");
   if ( xElem1 != null )
   {
    AppValue=xElem1.GetAttribute ("value");
   }
   else
   {
//    MessageBox.Show ("There is not any information!");
   }

  }

  #endregion