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<?php $date1 = new \DateTime('first day of this month'); echo $date1->format('Y-m-d') . "\n"; $date1->setDate(2016, 1, 8); echo $date1->format('Y-m-d') . "\n"; $date2 = new \DateTime('first day of january'); echo $date2->format('Y-m-d') . "\n"; $date2->setDate(2016, 3, 8); echo $date2->format('Y-m-d') . "\n";
Output for git.master, git.master_jit, rfc.property-hooks
2017-03-01 2016-01-08 2017-01-01 2016-03-08

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