Hi Joël,

To learn all about week numbers and implementations in Excel, visit:

http://msdn2.microsoft.com/en-us/library/bb277364.aspx


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Kind regards,

Niek Otten
Microsoft MVP - Excel


"Joël" wrote in message ...
|I want to compare weekly results 2006 vs. 2007; by using formula
| weeknum(date,2) where date = 02jan06, I get directly week 2 (week 1 being one
| day = 01jan06)
| However, in 2007, week 1 begins on Monday 01jan07
| I compare then apples and pears !
| I could do it manually but a formula would be 'the' solution !
| I suppose, this is a trivial question but any possible clue will greatly
| help me !
| Joël
|