DateTime::add

date_add

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

DateTime::add -- date_add — Modifies a DateTime object, with added amount of days, months, years, hours, minutes and seconds

Description

Object-oriented style

public DateTime::add(DateInterval $interval): DateTime

Procedural style

date_add(DateTime $object, DateInterval $interval): DateTime

Adds the specified DateInterval object to the specified DateTime object.

Like DateTimeImmutable::add() but works with DateTime.

The procedural version takes the DateTime object as its first argument.

Parameters

object

Procedural style only: A DateTime object returned by date_create(). The function modifies this object.

interval

A DateInterval object

Return Values

Returns the modified DateTime object for method chaining.

See Also