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<?php $start = new DateTime('2010-12-02'); $start->modify('first day of this month'); $end = new DateTime('2018-06-06'); $end->modify('first day of next month'); $interval = DateInterval::createFromDateString('1 month'); $period = new DatePeriod($start, $interval, $end); foreach ($period as $dt) { echo "'".$dt->format("Y-m")."'," . PHP_EOL; }
Output for git.master, git.master_jit, rfc.property-hooks
'2010-12', '2011-01', '2011-02', '2011-03', '2011-04', '2011-05', '2011-06', '2011-07', '2011-08', '2011-09', '2011-10', '2011-11', '2011-12', '2012-01', '2012-02', '2012-03', '2012-04', '2012-05', '2012-06', '2012-07', '2012-08', '2012-09', '2012-10', '2012-11', '2012-12', '2013-01', '2013-02', '2013-03', '2013-04', '2013-05', '2013-06', '2013-07', '2013-08', '2013-09', '2013-10', '2013-11', '2013-12', '2014-01', '2014-02', '2014-03', '2014-04', '2014-05', '2014-06', '2014-07', '2014-08', '2014-09', '2014-10', '2014-11', '2014-12', '2015-01', '2015-02', '2015-03', '2015-04', '2015-05', '2015-06', '2015-07', '2015-08', '2015-09', '2015-10', '2015-11', '2015-12', '2016-01', '2016-02', '2016-03', '2016-04', '2016-05', '2016-06', '2016-07', '2016-08', '2016-09', '2016-10', '2016-11', '2016-12', '2017-01', '2017-02', '2017-03', '2017-04', '2017-05', '2017-06', '2017-07', '2017-08', '2017-09', '2017-10', '2017-11', '2017-12', '2018-01', '2018-02', '2018-03', '2018-04', '2018-05', '2018-06',

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