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<?php $d = new DateTime('2018-05-10 15:59:00 Z'); $d->modify(sprintf('+%d min', 60 - $d->format('i'))); var_dump($d->format('Y-m-d H:i:s')); $d = new DateTime('2018-05-10 16:00:00 Z'); $d->modify(sprintf('+%d min', 60 - $d->format('i'))); var_dump($d->format('Y-m-d H:i:s')); $d = new DateTime('2018-05-10 15:30:00 Z'); $d->modify(sprintf('+%d min', 60 - $d->format('i'))); var_dump($d->format('Y-m-d H:i:s'));
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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 - 8.3.4, 8.3.6
string(19) "2018-05-10 16:00:00" string(19) "2018-05-10 17:00:00" string(19) "2018-05-10 16:00:00"
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(19) "2018-05-10 16:00:00" string(19) "2018-05-10 17:00:00" string(19) "2018-05-10 16:00:00"

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