DateTime::setTimezone

(PHP 5 >= 5.2.0, PHP 7)

Sets the time zone for the DateTime object

public DateTime DateTime::setTimezone ( DateTimeZone $timezone )

Object oriented style

Procedural style

DateTime date_timezone_set ( DateTime $object , DateTimeZone $timezone )

Sets a new timezone for a DateTime object.

Parameters:

object

Procedural style only: A DateTime object returned by date_create(). The function modifies this object.

timezone

A DateTimeZone object representing the desired time zone.

Returns:

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

Changelog:

5.3.0

Changed the return value on success from NULL to DateTime.

Examples:

DateTime::setTimeZone() example

Object oriented style

<?php
$date = new DateTime('2000-01-01', new DateTimeZone('Pacific/Nauru'));
echo $date->format('Y-m-d H:i:sP') . "\n";
 
$date->setTimezone(new DateTimeZone('Pacific/Chatham'));
echo $date->format('Y-m-d H:i:sP') . "\n";
?>

Procedural style

<?php
$date = date_create('2000-01-01', timezone_open('Pacific/Nauru'));
echo date_format($date, 'Y-m-d H:i:sP') . "\n";
 
date_timezone_set($date, timezone_open('Pacific/Chatham'));
echo date_format($date, 'Y-m-d H:i:sP') . "\n";
?>

The above examples will output:

2000-01-01 00:00:00+12:00
2000-01-01 01:45:00+13:45