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DateTime::sub

(PHP 5 >= 5.3.0)

DateTime::sub -- date_sub — Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object

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(PHP 5 >= 5.3.0)

DateTime::sub -- date_sub — Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object

public DateTime $object->sub(DateInterval $interval)

$object:

$interval:

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Tip: You can change some values by clicking on it in the preview above.

public DateTime DateTime::sub ( DateInterval $interval )

Subtracts the specified DateInterval object from the specified DateTime object.

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

Example #1 DateTime::sub() example

Object oriented style


<?php
$date = new DateTime('2000-01-20');
$date->sub(new DateInterval('P10D'));
echo $date->format('Y-m-d') . "\n";
?>

Procedural style


<?php
$date = date_create('2000-01-20');
date_sub($date, date_interval_create_from_date_string('10 days'));
echo date_format($date, 'Y-m-d');
?>

The above examples will output:

2000-01-10

DateTime::modify() is an alternative when using PHP 5.2.