Sub CheckDoppelte()
Dim xRg As Range
Dim xTxt As String
Dim xCell As Range
Dim xChar As String
Dim xCellPre As Range
Dim xCIndex As Long
Dim xCol As Collection
Dim I As Long
On Error Resume Next
If ActiveWindow.RangeSelection.Count > 1 Then
xTxt = ActiveWindow.RangeSelection.AddressLocal
Else
xTxt = ActiveSheet.UsedRange.AddressLocal
End If
Set xRg = Range("F10:G100")
If xRg Is Nothing Then Exit Sub
xCIndex = 2
Set xCol = New Collection
For Each xCell In xRg
On Error Resume Next
If xCell.Value <> "" Then
xCol.Add xCell, xCell.Text
If Err.Number = 457 Then
xCIndex = xCIndex + 1
Set xCellPre = xCol(xCell.Text)
If xCellPre.Interior.ColorIndex = xlNone Then xCellPre.Interior.Color = RGB(xRed, xGreen, xBlue)
xCell.Interior.Color = xCellPre.Interior.Color
ElseIf Err.Number = 9 Then
MsgBox "Zu viele Duplikate - Frabe ist ausgegangen!", vbCritical, "Dupplikate markieren"
Exit Sub
End If
xRed = Application.WorksheetFunction.RandBetween(0, 255)
xGreen = Application.WorksheetFunction.RandBetween(0, 255)
xBlue = Application.WorksheetFunction.RandBetween(0, 255)
On Error GoTo 0
End If
Next
End Sub