Operator Scope of Action:
Operator First Added:
From v7.5.0, The Date operator .week() returns the number of the week in the current year. For example, January 1 is in week 1.
Be aware that to allow for the fact the calendar year and week start are only aligned every seventh year, in some years days that the very end of the year may report as week '53.
Date.week() is read-only.