Last updated: Fri, 13 Nov 2009

DateTime::getOffset

(PHP 5 >= 5.2.0)

DateTime::getOffset — Returns the daylight saving time offset

Description

public int DateTime::getOffset ( void )

int date_offset_get ( DateTime $object )

Parameters

object: Procedural style only: A DateTime object returned by date_create()

Return Values

Returns DST offset in seconds on success or FALSE on failure.

Examples

Example #1 Comparing offsets between Summer and Winter


<?php
date_default_timezone_set('Europe/London');

$winter = new DateTime('2008-12-25 14:25:41');
$summer = new DateTime('2008-07-14 14:25:41');

echo $winter->getOffset(); // Winter offset: 0
echo $summer->getOffset(); // Summer offset: 3600 = 1 hour
?>

add a note User Contributed Notes
DateTime::getOffset

erik at REMOVE_samson-it dot nl
18-Sep-2009 12:34


"date_default_timezone_set("Europe/Amsterdam")" gives you an offset of 3600 seconds for winter-time and 7200 in summer-time, and not 0 and 3600. don't be tricked by that.

add a note

DateTime::getTimestamp

DateTime::getLastErrors

Last updated: Fri, 13 Nov 2009