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<?php $date = new \DateTime('2017-12-31 23:59:59.999999'); echo $date->format('Y-m-d H:i:s.u'); echo "\n"; echo $date->modify('+1 microsecond')->format('Y-m-d H:i:s.u');
Output for git.master, git.master_jit, rfc.property-hooks
2017-12-31 23:59:59.999999 2018-01-01 00:00:00.000000

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