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run code in 150+ php & hhvm versions
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<?php 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(28));
Output for 5.3.0 - 5.4.32, 5.6.28, 7.0.14 - 7.1.0
array(7) { [0]=> string(23) "Mon 07 07 2014 00:00:00" [1]=> string(23) "Tue 08 07 2014 00:00:00" [2]=> string(23) "Wed 09 07 2014 00:00:00" [3]=> string(23) "Thu 10 07 2014 00:00:00" [4]=> string(23) "Fri 11 07 2014 00:00:00" [5]=> string(23) "Sat 12 07 2014 00:00:00" [6]=> string(23) "Sun 13 07 2014 00:00:00" }
Output for 5.5.24 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.6
array(7) { [0]=> string(23) "Mon 11 07 2016 00:00:00" [1]=> string(23) "Tue 12 07 2016 00:00:00" [2]=> string(23) "Wed 13 07 2016 00:00:00" [3]=> string(23) "Thu 14 07 2016 00:00:00" [4]=> string(23) "Fri 15 07 2016 00:00:00" [5]=> string(23) "Sat 16 07 2016 00:00:00" [6]=> string(23) "Sun 17 07 2016 00:00:00" }
Output for 5.4.34 - 5.4.45
array(7) { [0]=> string(23) "Mon 06 07 2015 00:00:00" [1]=> string(23) "Tue 07 07 2015 00:00:00" [2]=> string(23) "Wed 08 07 2015 00:00:00" [3]=> string(23) "Thu 09 07 2015 00:00:00" [4]=> string(23) "Fri 10 07 2015 00:00:00" [5]=> string(23) "Sat 11 07 2015 00:00:00" [6]=> string(23) "Sun 12 07 2015 00:00:00" }
Output for 5.2.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/IUMBR on line 7
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/IUMBR on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/IUMBR 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/IUMBR on line 5