(PHP 5 >= 5.2.0, PHP 7, PHP 8)
DateTime::setISODate -- date_isodate_set — Sets the ISO date
Object-oriented style
Procedural style
Set a date according to the ISO 8601 standard - using weeks and day offsets rather than specific dates.
Like DateTimeImmutable::setISODate() but works with DateTime.
The procedural version takes the DateTime object as its first argument.
object
Procedural style only: A DateTime object returned by date_create(). The function modifies this object.
year
Year of the date.
week
Week of the date.
dayOfWeek
Offset from the first day of the week.
Returns the modified DateTime object for method chaining.