Private Sub cmdSortieren_Click()
Dim iLast As Integer, iNext As Integer
Dim iTmp As Integer
With lstSortieren
For iLast = 0 To .ListCount - 1
For iNext = iLast + 1 To .ListCount - 1
If .List(iLast) > .List(iNext) Then
iTmp = .List(iLast)
.List(iLast) = .List(iNext)
.List(iNext) = iTmp
End If
Next iNext
Next iLast
End With
End Sub