VB Code:
If IO.Directory.GetDirectories(folderPath).Length = 0 Then
MessageBox.Show("The folder contains no subfolders.")
End If
If IO.Directory.GetFiles(folderPath).Length = 0 Then
MessageBox.Show("The folder contains no files.")
End If
If IO.Directory.GetFileSystemEntries(folderPath).Length = 0 Then
MessageBox.Show("The folder contains no files or subfolders.")
End If
If My.Computer.FileSystem.GetDirectories(folderPath).Count = 0 Then
MessageBox.Show("The folder contains no subfolders.")
End If
If My.Computer.FileSystem.GetFiles(folderPath).Count = 0 Then
MessageBox.Show("The folder contains no files.")
End If