// Sample for the Environment.GetFolderPath method
using System;

class Sample 
{
    public static void Main() 
    {
    Console.WriteLine();
    Console.WriteLine("GetFolderPath: {0}", 
                 Environment.GetFolderPath(Environment.SpecialFolder.System));
    }
}

//引入命名空间
using System;

class MainClass
{
    public static void Main() 
    {
        foreach (Environment.SpecialFolder s in 
            Enum.GetValues(typeof(Environment.SpecialFolder))) 
        {
            Console.WriteLine("{0} folder : {1}", 
                s, Environment.GetFolderPath(s));
        }

    }
}