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<?php $date = new DateTime(''); $i = new DateInterval('P1M'); $end = new DateTime('-1 year'); while ($date >= $end) { echo $date->format('Y F') . PHP_EOL; $date = $date->sub($i); }
Output for git.master, git.master_jit, rfc.property-hooks
2014 April 2014 March 2014 March 2014 February 2014 January 2013 December 2013 November 2013 October 2013 September 2013 August 2013 July 2013 June 2013 May

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