Graph Software for Scientists and Engineers

WEEKNUM(serial_number,return_type)

Returns the number of weeks since the start of the year for a date represented by an Excel 1900 date system serial number. return_type is a number that determines on which day the week begins. 1=week begins on Sunday. 2=week begins on Monday.

See also:

DATE
DAY
MONTH
WEEKDAY
YEAR
Trigonometric and General Math Functions

$
195.
00
 
RUNS ON
Windows 10,
Windows 8,
Windows 7, 2008,
Vista, XP, NT,
ME, 2003, 2000,
Windows 98, 95
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