防上程序重覆执行
防上程序重覆执行Option Explicit
Public Sub CheckExist(fm As Form)
Dim title As String
If App.PrevInstance Then
title = App.title
Call MsgBox("这程序已执行", vbCritical)
App.title = "" '如此才不会Avtivate到自己
fm.Caption = ""
AppActivate title 'activate先前就已行的程序
End
End If
End Sub
Private Sub Form_Load()
Call CheckExist(Me)
End Sub
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