PHP timezone_offset_get() Function Usage and Examples

PHP Date & Time Function Manual

The timezone_offset_get() function returns the time difference relative to GMT.

Definition and Usage

The timezone_offset_get() function is an alias of DateTimeZone::getOffset(). It accepts timezone and datetime values as parameters and returns the timezone offset from GMT.

Syntax

timezone_offset_get($object, $datetime)

Parameter

Return Value

PHP timezone_offset_get() function returns an integer value specifying the required timezone offset in seconds. If it fails, this function returns a boolean valuefalse.

PHP version

This function was originally introduced in PHP version5.2introduced in version 5.3.0 and can be used in all higher versions.

Online Example

The following examples demonstratetimezone_offset_get()Function returns timezone offset relative to GMT:-

<?php
　　　/mahe
　　　$datetime = date_create("now", new DateTimeZone("Asia/Shanghai"));
　　　$res = timezone_offset_get($tz, $datetime);
　　　print($res);
?>

Output Result

14400

Online Example

Return timezone offset relative to GMT using object-oriented method

<?php
$dateTimeZoneTaipei = new DateTimeZone("Asia/Taipei);
$dateTimeZoneJapan = new DateTimeZone("Asia/Tokyo);
　　　
$dateTimeTaipei = new DateTime("now", $dateTimeZoneTaipei);
$dateTimeJapan = new DateTime("now", $dateTimeZoneJapan);
　　　
$timeOffset = $dateTimeZoneJapan->getOffset($dateTimeTaipei);
　　　
var_dump($timeOffset);
?>

Output Result:

int(32400)