3v4l.org

run code in 300+ PHP versions simultaneously
<?php $month = 1; //date("n"); $day = 13; //date("j"); $year = 2014; //date("Y"); if ($day > 15) { $day = 1; } else { if ($month == 0) { $month = 12; $year--; } else { $month--; $day = 16; } $daysinmonth = date("t", strtotime("$year - $month - $day")); } //$rangeEnd = date("Y-m-d 23:59:59", strtotime("last month")); //$rangeStart = date("Y-m-d 00:00:00", strtotime($rangeEnd." -6 days")); echo "$year $month $day $daysinmonth"; ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2014 0 16 31

preferences:
228.36 ms | 406 KiB | 424 Q