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<?php $d1 = new DateTime("2009-09-01"); $d2 = new DateTime("2010-05-01"); var_dump($d1->diff($d2)->m); // int(4) var_dump($d1->diff($d2)->m + ($d1->diff($d2)->y*12)); // int(8)
Output for git.master, git.master_jit, rfc.property-hooks
int(8) int(8)

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