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<?php $monthsAndLastDay = [ 1 => 31, 2 => 28, 3 => 31, 4 => 30, 5 => 31, 6 => 30, 7 => 31, 8 => 31, 9 => 30, 10 => 31, 11 => 30, 12 => 31, ]; foreach ($monthsAndLastDay as $month => $lastDay) { $start = (new DateTimeImmutable)->setDate(2017, $month, 1)->setTime(0, 0); $end = (new DateTimeImmutable)->setDate(2017, $month, $lastDay)->setTime(23, 59, 59); $diff = $end->diff($start); echo '------------------------' . PHP_EOL; echo 'Month: ' . $start->format('F') . PHP_EOL; echo '$diff->d: ' . $diff->d . PHP_EOL; echo '$diff->days: ' . $diff->days . PHP_EOL; echo '$diff->m: ' . $diff->m . PHP_EOL; }
Output for 7.3.32 - 7.3.33, 8.0.13, 8.1.0 - 8.1.34, 8.2.0 - 8.2.32, 8.3.0 - 8.3.33, 8.4.1 - 8.4.24, 8.5.0 - 8.5.9
------------------------ Month: January $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: February $diff->d: 27 $diff->days: 27 $diff->m: 0 ------------------------ Month: March $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: April $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: May $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: June $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: July $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: August $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: September $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: October $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: November $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: December $diff->d: 30 $diff->days: 30 $diff->m: 0
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30
------------------------ Month: January $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: February $diff->d: 27 $diff->days: 27 $diff->m: 0 ------------------------ Month: March $diff->d: 2 $diff->days: 30 $diff->m: 1 ------------------------ Month: April $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: May $diff->d: 0 $diff->days: 30 $diff->m: 1 ------------------------ Month: June $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: July $diff->d: 0 $diff->days: 30 $diff->m: 1 ------------------------ Month: August $diff->d: 30 $diff->days: 30 $diff->m: 0 ------------------------ Month: September $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: October $diff->d: 1 $diff->days: 30 $diff->m: 1 ------------------------ Month: November $diff->d: 29 $diff->days: 29 $diff->m: 0 ------------------------ Month: December $diff->d: 0 $diff->days: 30 $diff->m: 1
preferences:
134.33 ms | 1712 KiB | 4 Q