VB.NET C# 15位时间戳转为时间

   ''' <summary>
    ''' 15位时间戳转为时间
    ''' </summary>
    ''' <param name="timeStamp"></param>
    ''' <returns></returns>
    Public Function TimestampToDataTime(ByVal timeStamp As Long) As DateTime
        Dim dtStart As DateTime = TimeZone.CurrentTimeZone.ToLocalTime(New DateTime(1970, 1, 1))
        Dim toNow As New TimeSpan(timeStamp * 10000)
        Return dtStart.Add(toNow)
    End Function