3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = new DateTime('2013-10-01'); $end = new DateTime('today'); $interval = DateInterval::createFromDateString('1 month'); $period = new DatePeriod($start, $interval, $end); foreach ($period as $dt) { echo $dt->format("Y-m-d") . "<br>\n"; }
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
2013-10-01<br> 2013-11-01<br> 2013-12-01<br> 2014-01-01<br> 2014-02-01<br> 2014-03-01<br> 2014-04-01<br> 2014-05-01<br> 2014-06-01<br> 2014-07-01<br> 2014-08-01<br> 2014-09-01<br>
Output for 5.2.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/3Yvj0 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/3Yvj0 on line 2
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/3Yvj0 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/3Yvj0 on line 2
preferences:
258.64 ms | 401 KiB | 459 Q