Spezifische Methoden zum Betreiben von Konfigurationsdateien in C#

internal void settingApp_write(string key, string val) 
 { 
     System.Configuration.Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None); 
 config.AppSettings.Settings["IsInit"].Value = val; 
 config.Save(ConfigurationSaveMode.Modified); 
 ConfigurationManager.RefreshSection("appSettings"); 
 }

internal string settingApp_read(string key) 
{ 
    var val = ConfigurationManager.AppSettings[key]; 
    return val; 
}