DateTime::setDate

date_date_set

(PHP 5 >= 5.2.0, PHP 7)

DateTime::setDate -- date_date_setSets the date

Description

Object oriented style

public DateTime::setDate ( int $year , int $month , int $day ) : DateTime

Procedural style

date_date_set ( DateTime $object , int $year , int $month , int $day ) : DateTime

Resets the current date of the DateTime object to a different date.

Parameters

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.

Return Values

Returns the DateTime object for method chaining or false on failure.

Examples

Example #1 DateTime::setDate() example

Object oriented style

<?php
$date = new DateTime();
$date->setDate(2001, 2, 3);
echo $date->format('Y-m-d');
?>

Procedural style

<?php
$date = date_create();
date_date_set($date, 2001, 2, 3);
echo date_format($date, 'Y-m-d');
?>

The above examples will output:

2001-02-03

Example #2 Values exceeding ranges are added to their parent values

<?php
$date = new DateTime();

$date->setDate(2001, 2, 28);
echo $date->format('Y-m-d') . "\n";

$date->setDate(2001, 2, 29);
echo $date->format('Y-m-d') . "\n";

$date->setDate(2001, 14, 3);
echo $date->format('Y-m-d') . "\n";
?>

The above example will output:

2001-02-28
2001-03-01
2002-02-03

See Also

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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/datetime.setdate.php