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<?php $date = new DateTimeImmutable('2021-03-28 03:00:00', new DateTimeZone('Europe/Amsterdam')); $_30mbefore = $date->sub(new DateInterval('PT30M')); $_30mafter = $date->add(new DateInterval('PT30M')); var_dump($date->format(DATE_ATOM)); var_dump($_30mbefore->format(DATE_ATOM)); var_dump($_30mafter->format(DATE_ATOM));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(25) "2021-03-28T03:00:00+02:00" string(25) "2021-03-28T01:30:00+01:00" string(25) "2021-03-28T03:30:00+02:00"
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 string(25) "2021-03-28T03:00:00+02:00" string(25) "2021-03-28T01:30:00+01:00" string(25) "2021-03-28T03:30:00+02:00"
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
string(25) "2021-03-28T03:00:00+02:00" string(25) "2021-03-28T03:30:00+02:00" string(25) "2021-03-28T03:30:00+02:00"
preferences:
154.63 ms | 402 KiB | 153 Q