DateTime::setISODate

date_isodate_set

(PHP 5 >= 5.2.0, PHP 7, PHP 8)

DateTime::setISODate -- date_isodate_set — Sets the ISO date

Object-oriented style

public DateTime::setISODate(int $year, int $week, int $dayOfWeek = 1): DateTime

Procedural style

date_isodate_set(
    DateTime $object,
    int $year,
    int $week,
    int $dayOfWeek = 1
): DateTime

Set a date according to the ISO 8601 standard - using weeks and day offsets rather than specific dates.

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.

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