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| Sub Doublons()
Dim ws As Worksheet
Set ws = ThisWorkbook.Sheets("Feuil1") ' Remplacer "Feuil1" par le nom de votre feuille
Dim lastRow As Long
lastRow = ws.Range("AC" & ws.Rows.Count).End(xlUp).Row
' Lire les colonnes AC et AH dans des tableaux
Dim dataAC As Variant
Dim dataAH As Variant
dataAC = ws.Range("AC2:AC" & lastRow).Value
dataAH = ws.Range("AH2:AH" & lastRow).Value
' Créer un tableau pour stocker les couleurs
Dim colorsAC As Variant
Dim colorsAH As Variant
ReDim colorsAC(1 To UBound(dataAC, 1), 1 To 1)
ReDim colorsAH(1 To UBound(dataAH, 1), 1 To 1)
' Utiliser un dictionnaire pour stocker les valeurs et leurs indices
Dim dict As Object
Set dict = CreateObject("Scripting.Dictionary")
Dim i As Long
For i = 1 To UBound(dataAC, 1)
Dim key As String
key = dataAC(i, 1) & "|" & dataAH(i, 1)
If dict.exists(key) Then
Dim pair As Variant
pair = dict(key)
colorsAC(i, 1) = 3 ' Colorier en rouge
colorsAH(i, 1) = 3
colorsAC(pair(1), 1) = 3
colorsAH(pair(1), 1) = 3
Else
dict.Add key, Array(dataAC(i, 1), i)
End If
Next i
Application.ScreenUpdating = False
' Appliquer les couleurs aux cellules de la feuille
For i = 1 To UBound(dataAC, 1)
If colorsAC(i, 1) = 3 Then
ws.Range("AC" & i + 1).Interior.ColorIndex = 3
ws.Range("AH" & i + 1).Interior.ColorIndex = 3
End If
Next i
End Sub |
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