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<?php date_default_timezone_set('UTC'); foreach (['CEST', 'CET', 'Europe/Amsterdam'] as $tzIdentifier) { $tz = new DateTimeZone($tzIdentifier); var_dump([$tzIdentifier, $tz->getName(), $tz->getOffset(), $tz->getLocation()]); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ArgumentCountError: DateTimeZone::getOffset() expects exactly 1 argument, 0 given in /in/O6eB0:8 Stack trace: #0 /in/O6eB0(8): DateTimeZone->getOffset() #1 {main} thrown in /in/O6eB0 on line 8
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(4) "CEST" [1]=> string(4) "CEST" [2]=> bool(false) [3]=> bool(false) } Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(3) "CET" [1]=> string(3) "CET" [2]=> bool(false) [3]=> bool(false) } Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(16) "Europe/Amsterdam" [1]=> string(16) "Europe/Amsterdam" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "NL" ["latitude"]=> float(52.36666) ["longitude"]=> float(4.9) ["comments"]=> string(0) "" } }
Output for 5.4.14 - 5.4.45
Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(4) "CEST" [1]=> string(13) "Europe/Berlin" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "DE" ["latitude"]=> float(52.5) ["longitude"]=> float(13.36666) ["comments"]=> string(14) "most locations" } } Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(3) "CET" [1]=> string(13) "Europe/Berlin" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "DE" ["latitude"]=> float(52.5) ["longitude"]=> float(13.36666) ["comments"]=> string(14) "most locations" } } Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(16) "Europe/Amsterdam" [1]=> string(16) "Europe/Amsterdam" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "NL" ["latitude"]=> float(52.36666) ["longitude"]=> float(4.9) ["comments"]=> string(0) "" } }
Output for 5.4.0 - 5.4.13
Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(4) "CEST" [1]=> string(13) "Europe/Berlin" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "DE" ["latitude"]=> float(52.5) ["longitude"]=> float(13.36666) ["comments"]=> string(0) "" } } Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(3) "CET" [1]=> string(13) "Europe/Berlin" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "DE" ["latitude"]=> float(52.5) ["longitude"]=> float(13.36666) ["comments"]=> string(0) "" } } Warning: DateTimeZone::getOffset() expects exactly 1 parameter, 0 given in /in/O6eB0 on line 8 array(4) { [0]=> string(16) "Europe/Amsterdam" [1]=> string(16) "Europe/Amsterdam" [2]=> bool(false) [3]=> array(4) { ["country_code"]=> string(2) "NL" ["latitude"]=> float(52.36666) ["longitude"]=> float(4.9) ["comments"]=> string(0) "" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/O6eB0 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/O6eB0 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/O6eB0 on line 5
Process exited with code 255.

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