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<?php $d1 = new \DateTimeImmutable('today 00:00', new \DateTimeZone('Europe/Prague')); $d2 = new \DateTimeImmutable('tomorrow 00:00', new \DateTimeZone('Europe/London')); var_dump($d1->diff($d2)->format('%yy,%mm,%dd,%hh,%im,%ss'));
Output for git.master, git.master_jit, rfc.property-hooks
string(17) "0y,0m,1d,1h,0m,0s"

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