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<?php $start = new DateTime('2019-01-01'); $end = new DateTime('2019-02-27'); $interval = new DateInterval('P19D'); while ($start < $end) { echo $start->format('Y-m-d') . ' => '; $start->add($interval); echo min($start, $end)->format('Y-m-d') . "\n"; $start->add(new DateInterval('P1D')); }
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
2019-01-01 => 2019-01-20 2019-01-21 => 2019-02-09 2019-02-10 => 2019-02-27

preferences:
167.68 ms | 407 KiB | 5 Q