Excel VBA premier mois de travail de travail

' Returns first working day of month (except public holidays)
Public Function FirstWorkingDayOfMonth(ByVal pDate As Date) As Date
    FirstWorkingDayOfMonth = CDate(Application.WorkDay(DateSerial(Year(Date), _
        Month(Date), 1), 0))
End Function

Public Sub TestMe()
    MsgBox FirstWorkingDayOfMonth(Date)
End Sub
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