- var_dump: documentation ( source)
<?php
$dateWithTimezoneLocation = new \DateTime('now', new \DateTimeZone('Europe/Paris'));
$dateWithTimezoneUTCDifference = new \DateTime($dateWithTimezoneLocation->format(\DateTime::ISO8601));
var_dump(
$dateWithTimezoneLocation,
$dateWithTimezoneUTCDifference,
$dateWithTimezoneLocation->getTimezone()->getLocation(),
$dateWithTimezoneUTCDifference->getTimezone()->getLocation()
);