VB.NET
Console.WriteLine(System.Environment.CurrentDirectory)
Console.WriteLine(System.IO.Directory.GetCurrentDirectory())
System.Environment.CurrentDirectory = "C:\"
System.IO.Directory.SetCurrentDirectory("C:\")
C#Console.WriteLine(System.Environment.CurrentDirectory);
Console.WriteLine(System.IO.Directory.GetCurrentDirectory());
System.Environment.CurrentDirectory = @"C:\";
System.IO.Directory.SetCurrentDirectory(@"C:\");