Bonsoir,
Si je comprends ce que tu as exprimé, voici ton code modifié. Adapte, teste et dis-nous.
Sub test()
Dim i As Integer, j As Integer
Dim ligne2 As Variant
Dim col As Variant
col = Array(3, 5, 7, 9, 10, 12, 15, 25) 'numero des colonnes à visiter
i = 3 'numero de la ligne à visiter
For j = 0 To WorksheetFunction.Count(col) - 1
ligne2 = ActiveSheet.Cells(i, col(j))
MsgBox ligne2
Next j
End Sub