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<?php $time = '2023-09-05 12:23:34'; var_dump( (new DateTime($time, new DateTimezone('UTC')))->format('c'), (new DateTime($time, new DateTimezone('US/Eastern')))->format('c'), (new DateTime($time, new DateTimezone('America/New_York')))->format('c') );
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
string(25) "2023-09-05T12:23:34+00:00" string(25) "2023-09-05T12:23:34-04:00" string(25) "2023-09-05T12:23:34-04:00"
preferences:
73.61 ms | 407 KiB | 5 Q