Date/Time Functions
PHP Manual

date_default_timezone_get

(PHP 5 >= 5.1.0, PHP 7)

date_default_timezone_get Gets the default timezone used by all date/time functions in a script

Description

string date_default_timezone_get ( void )

In order of preference, this function returns the default timezone by:

If none of the above succeed, date_default_timezone_get() will return a default timezone of UTC.

Return Values

Returns a string.

Changelog

Version Description
5.4.0 The TZ environment variable is no longer used to guess the timezone.
5.4.0 The timezone is no longer guessed from information available through the operating system as the guessed timezone can not be relied on.

Examples

Example #1 Getting the default timezone

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

if (
date_default_timezone_get()) {
    echo 
'date_default_timezone_set: ' date_default_timezone_get() . '<br />';
}

if (
ini_get('date.timezone')) {
    echo 
'date.timezone: ' ini_get('date.timezone');
}

?>

The above example will output something similar to:

date_default_timezone_set: Europe/London
date.timezone: Europe/London

Example #2 Getting the abbreviation of a timezone

<?php
date_default_timezone_set
('America/Los_Angeles');
echo 
date_default_timezone_get() . ' => ' date('e') . ' => ' date('T');
?>

The above example will output:

America/Los_Angeles => America/Los_Angeles => PST

See Also


Date/Time Functions
PHP Manual