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<?php $date = new DateTime('2015-11-11 15:00:00', new DateTimeZone('UTC')); var_dump($date); echo "\n Date timestamp using format(): " . $date->format('U'); echo "\n Date timestamp using getTimestamp(): " . $date->getTimestamp(); echo "\nChanging timezone to CET"; $date->setTimezone(new DateTimeZone('CET')); echo "\n Date timestamp using format(): " . $date->format('U') . ' NB: This has changed?!?!'; echo "\n Date timestamp using getTimestamp(): " . $date->getTimestamp() . ' NB: Now it is back?!?!'; echo "\n Date timestamp using format() again: " . $date->format('U') . ' NB: Now it is back?!?!';
Output for 7.0.17 - 7.0.33, 7.1.3 - 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.29, 8.4.1 - 8.4.14, 8.4.16 - 8.4.17, 8.5.0 - 8.5.2
object(DateTime)#1 (3) { ["date"]=> string(26) "2015-11-11 15:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } Date timestamp using format(): 1447254000 Date timestamp using getTimestamp(): 1447254000 Changing timezone to CET Date timestamp using format(): 1447254000 NB: This has changed?!?! Date timestamp using getTimestamp(): 1447254000 NB: Now it is back?!?! Date timestamp using format() again: 1447254000 NB: Now it is back?!?!
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
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)#1 (3) { ["date"]=> string(26) "2015-11-11 15:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } Date timestamp using format(): 1447254000 Date timestamp using getTimestamp(): 1447254000 Changing timezone to CET Date timestamp using format(): 1447257600 NB: This has changed?!?! Date timestamp using getTimestamp(): 1447254000 NB: Now it is back?!?! Date timestamp using format() again: 1447254000 NB: Now it is back?!?!
Output for 5.5.10 - 5.5.13
object(DateTime)#1 (3) { ["date"]=> string(19) "2015-11-11 15:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } Date timestamp using format(): 1447254000 Date timestamp using getTimestamp(): 1447254000 Changing timezone to CET Date timestamp using format(): 1447257600 NB: This has changed?!?! Date timestamp using getTimestamp(): 1447254000 NB: Now it is back?!?! Date timestamp using format() again: 1447254000 NB: Now it is back?!?!
Output for 5.5.0 - 5.5.9
object(DateTime)#1 (3) { ["date"]=> string(19) "2015-11-11 15:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } Date timestamp using format(): 1447254000 Date timestamp using getTimestamp(): 1447254000 Changing timezone to CET Date timestamp using format(): 1447254000 NB: This has changed?!?! Date timestamp using getTimestamp(): 1447254000 NB: Now it is back?!?! Date timestamp using format() again: 1447254000 NB: Now it is back?!?!
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