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<?php $datetime1 = new DateTime('2009-10-15'); $datetime2 = new DateTime('2009-10-13'); $interval = $datetime1->diff($datetime2); echo ($datetime1<$datetime2).">>>>"; echo $interval->format('%a').">>>>".intval(-1);
Output for git.master, git.master_jit, rfc.property-hooks
>>>>2>>>>-1

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