Sub RemplacerPoints()
Dim Derligne As Long
Dim ligne As Long, Col As Long
For Col = 3 To 6
Derligne = Cells(Rows.Count, Col).End(xlUp).Row
For ligne = 1 To Derligne
If Not IsEmpty(Cells(ligne, Col)) Then
Cells(ligne, Col).Value = CDbl(Replace(Cells(ligne, Col).Text, ".", ""))
End If
Next ligne
Next Col
End Sub