c#.net操作注册表RegistryKey

看看RegistryKey的帮助就知道了，这个东西不复杂，比如：   
    
  1   加键   改值   
    
  Microsoft.Win32.RegistryKey   Key   =   Microsoft.Win32.Registry.CurrentUser.CreateSubKey(   @"Software\Microsoft\Internet   Explorer\Main");   
  Key.SetValue(   "Window   Title"   ,   value   );   
  Key.Close();   
    
  2   得键值   
    
    
  Microsoft.Win32.RegistryKey   Key   =   Microsoft.Win32.Registry.CurrentUser.CreateSubKey(   @"Software\Microsoft\Internet   Explorer\Main");   
  return   Key.GetValue(   "Window   Title"   ).ToString();   
    
  3   删键   
    
    
  Microsoft.Win32.RegistryKey   Key   =   Microsoft.Win32.Registry.LocalMachine.CreateSubKey(   @"SOFTWARE\Microsoft\Windows\CurrentVersion\Policies");   
  Key.DeleteSubKeyTree(   "Ratings"   );   
  Key.Close();