string[] drives = Directory.GetLogicalDrives().Where(d => Directory.Exists(Path.Combine(d, "Dossier"))).ToArray();
string Résult = string.Join(", ", drives);
if (Résult != "")
{
MessageBox.Show("exists");
}
else
{
MessageBox.Show("does not exist");
}
Excellent, but can we do better!
thank you