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<?php function getLastMonth(DateTime $date) { //avoid side affects $date = clone $date; $date->modify('first day of last month'); return array( 'first' => $date->format('Y-m-d'), 'last' => $date->format('Y-m-t'), ); } var_dump(getLastMonth(new \DateTime()));
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { ["first"]=> string(10) "2013-10-01" ["last"]=> string(10) "2013-10-31" }

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