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<?php $tz = new DateTimeZone('-09:00'); $dbTz = new DateTimeZone('UTC'); $date = new DateTime('2015-09-01+00:00', $tz); var_dump($date); $date = $date->setTimezone($tz); var_dump($date); $date = $date->setTimezone($dbTz); var_dump($date);
Output for 7.0.17 - 7.0.33, 7.1.3 - 7.1.25, 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 - 8.2.18, 8.3.0 - 8.3.7
object(DateTime)#3 (3) { ["date"]=> string(26) "2015-09-01 00:00:00.000000" ["timezone_type"]=> int(1) ["timezone"]=> string(6) "+00:00" } object(DateTime)#3 (3) { ["date"]=> string(26) "2015-08-31 15:00:00.000000" ["timezone_type"]=> int(1) ["timezone"]=> string(6) "-09:00" } object(DateTime)#3 (3) { ["date"]=> string(26) "2015-09-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }
Output for 5.5.14 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.16, 7.1.0 - 7.1.2
object(DateTime)#3 (3) { ["date"]=> string(26) "2015-09-01 00:00:00.000000" ["timezone_type"]=> int(1) ["timezone"]=> string(6) "+00:00" } object(DateTime)#3 (3) { ["date"]=> string(26) "2015-08-31 15:00:00.000000" ["timezone_type"]=> int(1) ["timezone"]=> string(6) "-09:00" } object(DateTime)#3 (3) { ["date"]=> string(26) "2015-08-31 15:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }
Output for 5.5.10 - 5.5.13
object(DateTime)#3 (3) { ["date"]=> string(19) "2015-09-01 00:00:00" ["timezone_type"]=> int(1) ["timezone"]=> string(6) "+00:00" } object(DateTime)#3 (3) { ["date"]=> string(19) "2015-08-31 15:00:00" ["timezone_type"]=> int(1) ["timezone"]=> string(6) "-09:00" } object(DateTime)#3 (3) { ["date"]=> string(19) "2015-08-31 15:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }
Output for 5.5.0 - 5.5.9
Fatal error: Uncaught exception 'Exception' with message 'DateTimeZone::__construct(): Unknown or bad timezone (-09:00)' in /in/XDEWK:3 Stack trace: #0 /in/XDEWK(3): DateTimeZone->__construct('-09:00') #1 {main} thrown in /in/XDEWK on line 3
Process exited with code 255.

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