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<?php $now = new DateTimeImmutable("now", new DateTimeZone('UTC')); $now = new DateTime($now->format('c')); var_dump($now->format('H:i:s')); $now->setTimezone(new DateTimeZone('Europe/London')); var_dump($now->format('H:i:s'));
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(8) "13:33:26" string(8) "14:33:26"
Output for 5.4.0 - 5.4.45
Fatal error: Class 'DateTimeImmutable' not found in /in/s3u2J on line 4
Process exited with code 255.

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