代码修改如下:
Private Sub 选项卡控件0_Change()
Dim n As Long
n = Me.选项卡控件0.Value
Me.选项卡控件0.Pages(n).Caption = "【" & Me.选项卡控件0.Pages(n).Tag & "】"
PCaption Me.选项卡控件0, Me.选项卡控件0.Pages(n).Tag
End Sub
Function PCaption(ctl As Control, Pname As String)
Dim p As Page
For Each p In ctl.Pages
If p.Tag <> Pname Then
p.Caption = p.Tag
End If
Next
End Function