Returns the week number within the year for the given date using a given methodology.
weeknum( date, [methodology] )
date: (Date) The date for which the week number will be determined.
methodology: (Integer) Controls what day is the first of the week with 1
correlating with the week beginning on Sunday and 2
correlating with the week beginning on Monday, enter 2.
Integer
The default value of methodology is 1
.
You can experiment with this function in the test box below.
Test Input
weeknum(date(2011,12,13))
returns 51
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