Visual Basic

Private Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click<br />
Dim Ctrl As Control<br />
Dim Grp As Control<br />
For Each Ctrl In me.Controls<br />
Messagebox.show (Ctrl.Name)<br />
Next<br />
For Each Grp In GroupBox1.Controls (This is where YOU get stuck)<br />
'CODE<br />
NEXT<br />

Private Sub Button1_Click(Byval sender as Object, byval e as System.EventArgs) handles Button1.Click

for each currentControl as control in me.controls

   messagebox.show(currentControl.Name)

   if ((typeof currentcontrol is groupbox) orelse (typeof currentcontrol is panel)) then

      for each subControl as control in directcast(currentcontrol, groupbox).controls

        messagebox.show(subcontrol.Name)  

      next

   end if

next

end sub