C#

using System.DirectoryServices;
...
void testIIS() {
    DirectoryEntry oDE = new DirectoryEntry("IIS://localhost/W3SVC");
    Console.WriteLine("[{1}] {0}", oDE.Path, oDE.SchemaClassName);
    recurseObj(oDE.Children, 1);
    oDE.Dispose();
}

void recurseObj(DirectoryEntries parent, int level) {
    if (parent==null) return;
    foreach (DirectoryEntry oDE in parent) {
        Console.Write(new String(' ', level * 2));
        Console.WriteLine("[{1}] {0}", oDE.Path, oDE.SchemaClassName);
        recurseObj(oDE.Children, level + 1);
        oDE.Dispose();
    }
}

Bitmap GetPiece(Bitmap src, Point loc, Size size)
{
  Bitmap bmp = new Bitmap(size.Width, size.Height);
  Rectange rSrc = new Rectangle(loc, size)
  Rectangle rDest = new Rectangle(0, 0, size.Width, size.Height);
 
  using(Graphics g = Graphics.FromBitmap(bmp))
  {
    g.DrawImage(src, rDest, rSrc, GraphicsUnit.Pixel);
  }
 
  return bmp;
}