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<?php $dt = new \DateTime('2018-04-01 03:10:00', new \DateTimeZone('Pacific/Auckland')); $dt2 = clone $dt; $dt2->sub(new \DateInterval('PT2H')); var_dump($dt > $dt2, $dt->format(\DateTime::RFC3339), $dt2->format(\DateTime::RFC3339), $dt->diff($dt2)->format('%h'));
Output for 8.2.6 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
bool(true) string(25) "2018-04-01T03:10:00+12:00" string(25) "2018-04-01T02:10:00+13:00" string(1) "2"
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 5.6.0 - 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 - 8.1.33, 8.2.0 - 8.2.5
bool(true) string(25) "2018-04-01T03:10:00+12:00" string(25) "2018-04-01T02:10:00+13:00" string(1) "1"
preferences:
53.06 ms | 411 KiB | 5 Q