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<?php $date = new DateTime( '2016-08-25' ); echo $date->format('Y-m-d'),"\n"; $day = $date->format('j'); $date->modify('first day of sixth month'); $date->modify('+' . (min($day, $date->format('t')) - 1) . ' days'); echo $date->format('Y-m-d');
Output for 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.29, 8.0.0 - 8.0.19, 8.1.0 - 8.1.6
2016-08-25 2017-02-25

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