3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime(); $interval = new DateInterval('P1M'); $dates = array(); for($i = 1; $i <= 5; $i++){ $date->sub($interval); $dates[$i]=$date->format('Y-m-d'); } var_dump($dates);
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 - 7.2.33, 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
array(5) { [1]=> string(10) "2014-02-10" [2]=> string(10) "2014-01-10" [3]=> string(10) "2013-12-10" [4]=> string(10) "2013-11-10" [5]=> string(10) "2013-10-10" }
Output for 5.2.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/WDSUJ on line 4
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/WDSUJ on line 3
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/WDSUJ on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/WDSUJ on line 3

preferences:
285.78 ms | 401 KiB | 460 Q