代码
Private Sub Worksheet_Change(ByVal Target As Range)
Dim rngDV As Range
Dim oldVal As String
Dim newVal As String
If Target.Count > 1 Then GoTo exitHandler
On Error Resume Next
Set rngDV = Cells.SpecialCells(xlCellTypeAllValidation)
On Error GoTo exitHandler
If rngDV Is Nothing Then GoTo exitHandler
If Intersect(Target, rngDV) Is Nothing Then
'do nothing
Else
Application.EnableEvents = False
newVal = Target.Value
Application.Undo
oldVal = Target.Value
Target.Value = newVal
//在第几列写几
If Target.Column = 5 Then
If oldVal = "" Then
Else
If newVal = "" Then
Else
If InStr(oldVal, newVal) > 0 Then
Target.Value = oldVal
Else
Target.Value = oldVal & ", " & newVal
End If
End If
End If
End If
End If
exitHandler:
Application.EnableEvents = True
End Sub设置单选数据
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