The date_timezone_get() function is an inbuilt function in PHP which is used to return time zone relative to given DateTime. This function returns a DateTimeZone object on success or False on failure. Syntax:

• Procedural style:

  date_timezone_get( $object )

• Object oriented style:

  DateTime::getTimezone( void )
  DateTimeImmutable::getTimezone( void )
  DateTimeInterface::getTimezone( void )

Parameters: This function accepts single parameter $object which is mandatory in procedural style. It is used to specify the DateTime object which is returned by the date_create() function. The object oriented style does not require any parameter. Return Value: This function returns a DateTimeZone object on success or False on failure. Below programs illustrate the date_timezone_get() function in PHP: Program 1:

<?php

// Create DateTime object
$date = date_create(null, timezone_open('Asia/Kolkata'));

// Return the timezone of given DateTime
$time_zone = date_timezone_get($date);

// Return the DateTimeZone object
echo timezone_name_get($time_zone);
?>

Program 2:

<?php

// Create DateTime object using DateTimeZone
$date = new DateTime(null, new DateTimeZone('Asia/Kolkata'));

// Return the timezone of given DateTime
$time_zone = $date->getTimezone();

// Return the DateTimeZone object
echo $time_zone->getName();
?>

Related Articles:

• PHP | timezone_version_get() Function
• PHP | gmdate() Function
• PHP | date_date_set() Function

Reference: http://php.net/manual/en/datetime.gettimezone.php