Function DernièreDate(Article$)
L = Application.Match(Article, [B1:B10000], 0)
Cmax = 3 + Application.CountIf([1:1], ">0") ' 3 car dates commencent en colonne D
For C = Cmax To 4 Step -1
If Cells(L, C) <> "" Then
valeur = Cells(L, C)
If Cells(L, C - 1) <> valeur Then Exit For
End If
Next C
DernièreDate = Cells(1, C)
End Function