WEEKNUM_ADD
WEEKNUM ααααΆβαααβαααααΆα αβααβααααΆα αααααΆααβαααααβααΆαβααα·α ααααβααΆαβαααα»αΒ α
This function exists for interoperability with LibreOffice releases older than 5.1.0 and OpenOffice.org. It calculates week numbers for a week numbering system in that week number 1 is the week that contains the January 4th. This function does not provide interoperability with other spreadsheet applications. For new documents use the WEEKNUM or ISOWEEKNUM function instead.
ααΆαααβαααααααββ
WEEKNUM(ααα; αααα)
ααα ααΊβααΆβαααβααΆαβααα·α ααααβααΆαβαααα»αβΒ α
αααα αααααβααααβα αΆααααααΎαβααβαααααΆα α αα·αβααααααβααΆαβααααΆΒ α
1 = ααααβα’αΆαα·ααα
2 = Monday (ISO 8601)
any other value = Monday (ISO 8601)
α§ααΆα ααα
=WEEKNUM_OOO(DATE(1995;1;1);1) returns 1
=WEEKNUM_OOO(DATE(1995;1;1);2) returns 52. Week 1 starts on Monday, 1995-01-02.