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Strangely, the .NET DateTime does not provide a Week Number. This extension rectifies this.
What about that :CultureInfo.CurrentCulture.Calendar.GetWeekOfYear(pd_date, CalendarWeekRule.FirstFourDayWeek, DayOfWeek.Monday);
There certainly is a direct method in .NET to obtain the ISO week number.It is even quite simple; it is, however, buggy - as ISO week numbering "always" has been at MSFT since VB 3.0 and Access Basic (of Access 2.0) and through all versions up to and including VBA of Office 2010. It is a big...