(PHP 5 >= 5.2.0, PHP 7, PHP 8)
DateTime::setDate -- date_date_set — Sets the date
Object-oriented style
Procedural style
Resets the current date of the DateTime object to a different date.
Like DateTimeImmutable::setDate() but works with DateTime, and changes the existing object.
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.
month
Month of the date.
day
Day of the date.
Returns the modified DateTime object for method chaining.