3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php date_default_timezone_set('America/Los_Angeles'); function daysInWeek($weekNum) { $result = array(); $datetime = new DateTime('00:00:00'); $datetime->setISODate((int)$datetime->format('o'), $weekNum, 1); $interval = new DateInterval('P1D'); $week = new DatePeriod($datetime, $interval, 6); foreach($week as $day){ $result[] = $day->format('D d m Y H:i:s'); } return $result; } var_dump(daysInWeek(24)); //and the difficult ones:- var_dump(daysInWeek(1)); var_dump(daysInWeek(53));
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(7) { [0]=> string(23) "Mon 09 06 2014 00:00:00" [1]=> string(23) "Tue 10 06 2014 00:00:00" [2]=> string(23) "Wed 11 06 2014 00:00:00" [3]=> string(23) "Thu 12 06 2014 00:00:00" [4]=> string(23) "Fri 13 06 2014 00:00:00" [5]=> string(23) "Sat 14 06 2014 00:00:00" [6]=> string(23) "Sun 15 06 2014 00:00:00" } array(7) { [0]=> string(23) "Mon 30 12 2013 00:00:00" [1]=> string(23) "Tue 31 12 2013 00:00:00" [2]=> string(23) "Wed 01 01 2014 00:00:00" [3]=> string(23) "Thu 02 01 2014 00:00:00" [4]=> string(23) "Fri 03 01 2014 00:00:00" [5]=> string(23) "Sat 04 01 2014 00:00:00" [6]=> string(23) "Sun 05 01 2014 00:00:00" } array(7) { [0]=> string(23) "Mon 29 12 2014 00:00:00" [1]=> string(23) "Tue 30 12 2014 00:00:00" [2]=> string(23) "Wed 31 12 2014 00:00:00" [3]=> string(23) "Thu 01 01 2015 00:00:00" [4]=> string(23) "Fri 02 01 2015 00:00:00" [5]=> string(23) "Sat 03 01 2015 00:00:00" [6]=> string(23) "Sun 04 01 2015 00:00:00" }
Output for 5.2.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/M4XPh on line 9
Process exited with code 255.
Output for 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/M4XPh on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function date_default_timezone_set() in /in/M4XPh on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: date_default_timezone_set() in /in/M4XPh on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: date_default_timezone_set() in /in/M4XPh on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: date_default_timezone_set() in /in/M4XPh on line 2