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<?php $date2 = new DateTime("2019-12-01T00:00:00Z"); $date1 = new DateTime("2019-11-01T00:00:00Z"); $diff = $date1->diff($date2, true)->m; echo "Difference should be 1 month: ".$diff;
Output for git.master, git.master_jit, rfc.property-hooks
Difference should be 1 month: 1

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