c# 如何使用 My 命名空间

using Microsoft.VisualBasic.Devices;

using System;
using Microsoft.VisualBasic.Devices;

class TestMyServices
{
 static void Main()
 {
  // Play a sound with the Audio class:
  Audio myAudio = new Audio();
  Console.WriteLine("Playing sound...");
  myAudio.Play(@"c:\WINDOWS\Media\chimes.wav");

  // Display time information with the Clock class:
  Clock myClock = new Clock();
  Console.Write("Current day of the week: ");
  Console.WriteLine(myClock.LocalTime.DayOfWeek);
  Console.Write("Current date and time: ");
  Console.WriteLine(myClock.LocalTime);

  // Display machine information with the Computer class:
  Computer myComputer = new Computer();
  Console.WriteLine("Computer name: " + myComputer.Name);

  if (myComputer.Network.IsAvailable)
  {
   Console.WriteLine("Computer is connected to network.");
  }
  else
  {
   Console.WriteLine("Computer is not connected to network.");
  }
 }
}

// Duplicate a directory
Microsoft.VisualBasic.FileIO.FileSystem.CopyDirectory(
 @"C:\original_directory",
 @"C:\copy_of_original_directory");