VB.Net Tutorial/Stream File/Path
Path.GetInvalidFileNameChars
Imports System.IO
public class Test
   public Shared Sub Main
        For Each ch As Char In Path.GetInvalidFileNameChars()
            Console.WriteLine(ch)
        Next ch
   End Sub
End classPath.GetInvalidPathChars
Imports System.IO
public class Test
   public Shared Sub Main
        For Each ch As Char In Path.GetInvalidPathChars()
            Console.WriteLine(ch)
        Next ch
   End Sub
End class