3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getWednesdays($y, $m) { $ts = strtotime("first wednesday of $y-$m-01"); $end = strtotime("last wednesday of $y-$m"); $wednesdays = array(); while($ts <= $end) { $wednesdays[] = $ts; $ts = strtotime('next wednesday', $ts); } return $wednesdays; } foreach (getWednesdays(2014, 1) as $wednesday) { echo date("l, Y-m-d\n", $wednesday); }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 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 - 8.3.7
Wednesday, 2014-01-01 Wednesday, 2014-01-08 Wednesday, 2014-01-15 Wednesday, 2014-01-22 Wednesday, 2014-01-29
preferences:
246.61 ms | 405 KiB | 415 Q