3v4l.org

run code in 300+ PHP versions simultaneously
<?php function daysInWeek($weekNum) { $result = array(); $datetime = new DateTime(); $datetime->setISODate((int)$datetime->format('Y'), $weekNum, 1); $interval = new DateInterval('P1D'); $week = new DatePeriod($datetime, $interval, 6); foreach($week as $day){ $result[] = $day->format('d/m/Y D'); } return $result; } var_dump(daysInWeek(24));
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.3.7
array(7) { [0]=> string(14) "10/06/2013 Mon" [1]=> string(14) "11/06/2013 Tue" [2]=> string(14) "12/06/2013 Wed" [3]=> string(14) "13/06/2013 Thu" [4]=> string(14) "14/06/2013 Fri" [5]=> string(14) "15/06/2013 Sat" [6]=> string(14) "16/06/2013 Sun" }
Output for 5.2.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/VFWUS on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/VFWUS on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/VFWUS on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/VFWUS on line 5
preferences:
197.84 ms | 401 KiB | 374 Q