Online PHP editor | output for bhjik

<?php $utc = new \DateTime('2018-01-01 00:00:00', new DateTimezone('UTC')); $local = new \DateTime('2018-01-01 00:00:00', new DateTimezone('Europe/Paris')); echo 'UTC: ' . $utc->getTimestamp() . "\n"; echo 'PARIS: ' . $local->getTimestamp() . "\n"; echo $localBack = new \DateTime('@' . $local->getTimestamp()); $localBack->setTimezone(new DateTimezone('Europe/Paris'))) echo $localBack->format('Y-m-d H:i.s');