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<?php var_Dump(new DateTimeZone('Europe/Berlin')); var_Dump(new DateTimeZone('CET')); var_Dump(new DateTimeZone('+01:00'));
Output for 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
object(DateTimeZone)#1 (2) { ["timezone_type"]=> int(3) ["timezone"]=> string(13) "Europe/Berlin" } object(DateTimeZone)#1 (2) { ["timezone_type"]=> int(2) ["timezone"]=> string(3) "CET" } object(DateTimeZone)#1 (2) { ["timezone_type"]=> int(1) ["timezone"]=> string(6) "+01:00" }

preferences:
159.12 ms | 404 KiB | 291 Q