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<?php $startDate = new \DateTime(); $startDate->setDate(2014, 01, 30); $startDate->setTime(0, 0, 0); var_dump($startDate); if ((int) $startDate->format('j') > 28 ) { $startDate->modify('28th day of the month'); } var_dump($startDate); /* $nextMonth = clone $startDate; $nextMonth->modify('+ 14 days'); $nextMonth->setDate($nextMonth->format('Y'), $nextMonth->format('m'), $nextMonth->format('t')); // $nextMonth->modify('last day of the month'); var_dump($nextMonth); $startDate->add(new DateInterval(sprintf('P%dD', $startDate->format('t')))); $startDate->sub(new DateInterval('P1D')); $startDate->setTime(23, 59, 59); while ($startDate >= $nextMonth) { $startDate->sub(new DateInterval('P1D')); } var_dump($startDate); $newDate = new \DateTime(); $newDate->setDate(2014, 02, 27); $newDate->setTime(23, 59, 59); var_dump($newDate->getTimestamp() == $startDate->getTimestamp()); */

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