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<?php function getFormattedDateTime($date, $timezone) { $datetime = DateTimeImmutable::createFromFormat( 'Y-m-d H:i:s', $date, new DateTimeZone( $timezone ) ); $rfc3339 = $datetime->format( DATE_RFC3339 ); var_dump($rfc3339); } $timezones = [ 'UTC', 'America/Regina', 'Europe/Kiev', ]; $date = '1970-01-01 00:00:00'; foreach ($timezones as $timezone) { getFormattedDateTime($date, $timezone); } $date = '2022-08-29 12:00:00'; foreach ($timezones as $timezone) { getFormattedDateTime($date, $timezone); }
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 - 7.2.34, 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 - 8.2.16, 8.3.0 - 8.3.3
string(25) "1970-01-01T00:00:00+00:00" string(25) "1970-01-01T00:00:00-06:00" string(25) "1970-01-01T00:00:00+03:00" string(25) "2022-08-29T12:00:00+00:00" string(25) "2022-08-29T12:00:00-06:00" string(25) "2022-08-29T12:00:00+03:00"
Output for 5.4.0 - 5.4.45
Fatal error: Class 'DateTimeImmutable' not found in /in/Hpe2R on line 4
Process exited with code 255.
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/Hpe2R on line 13
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/Hpe2R on line 13
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Hpe2R on line 13
Process exited with code 255.

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