Modify and get the Value property function in the add in the Config section of the appsettings.

   1:  //<summary>

   2:  ///Modify the Value property in the Add in the Config section of the Web. config or app. config file appsettings

   3:  //</summary>

   4:  //<remarks>

   5:  ////Note that this function will cause the entire Web application to be restarted, causing all current sessions to be lost

   6:  //</remarks>

   7:  ///<param name= "key" > key to be modified key</param>

   8:  ///<param name= "strvalue" > Modified value</param>

   9:  ///<exception cref= "" > Cannot find the relevant key </exception>

  :/  //<exception cref= "" > Insufficient permissions to save to the Web. config file </exception>

One   :  publicstaticvoid modifyappsettings (string string strvalue)

  :  {

  :      string"/configuration/appsettings/add[@key = '? ']";

  :      new XmlDocument ();

  :  

  :      "/application1.exe.config");

  :      XmlNode addkey = Domconfig.selectsinglenode ((Xpath.replace ("?", key));

  :      ifnull)

  :      {

  :          thrownew ArgumentException ("no <add key= found " "' value=.../> configuration section");

  :      }

  :      addkey.attributes["value"]. InnerText = strvalue;

  :      "/application1.exe.config");

  :  

  :  }

  £ º  

+   /  /<summary>

/   /  //////For the Value property in the Add in the Config section of the web. AppSettings or app. config file

  :/  /</summary>

  :/  //<param name= "key" > key to be modified key</param>

+   /  -<param name= "strvalue" > Modified value</param>

  :/  //<exception cref= "" > Cannot find the relevant key </exception>

+   /  /<exception cref= "" > Insufficient permissions to save to the Web. config file </exception>

  :  publicstaticstring getappsettings (string Key

  :  {

A   :      string"/configuration/appsettings/add[@key = '? ']";

  Panax notoginseng  :    new XmlDocument ();

  :  

  :      "/application1.exe.config");

Max   :      XmlNode addkey = Domconfig.selectsinglenode ((Xpath.replace ("?", key));

  :      ifnull)

  :      {

  :          thrownew ArgumentException ("no <add key= found " "' value=.../> configuration section");

  :      }

  :      return addkey.attributes["value"]. InnerText;

  :  }