PHP | timezone_offset_get() Function

PHP timezone_offset_get() Function


Hello dear readers! welcome back to another edition of our tutorial on PHP. In this tutorial guide, we are going to be discussing about the timezone_offset_get() Function in PHP.

The built-in timezone_offset_get() function in PHP is an alias of the DateTimeZone::getOffset(). This function accepts TimeZone and DateTime values as parameters and returns the offset TimeZone from GMT.

Syntax

Following below is the syntax to use this function -

timezone_offset_get($object, $datetime)


Parameter Details

Sr.NoParameter & Description
1

object (Mandatory)

This is a DateTimeZone object.

2

datetime (Mandatory)

This is a DateTimeInterface object specifying the date/time for which you need to compute the offset.


Return Value

The timezone_offset_get() function returns an integer value specifying the required time zone offset in seconds. In case of any failure this function returns the boolean value false.

PHP Version

This function was first introduced as part of core PHP v 5.2.0 and, it works with all the later versions.

Example1

Below example shows the usage of the PHP timezone_offset_get() function -

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

Output

When the above code is executed, it will produce the following result -

14400

Example2

Try the following example -

$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

When the above code is executed, it will produce the following result -

int(32400)


Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP timezone_open() Function.

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