3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $dt = new DateTime('2013-10-31 00:00:01'); $dt->diff(new DateInterval('P1M')); echo $dt->format('Y/n/j');
Output for 5.5.8 - 7.1.0
Warning: DateTime::diff() expects parameter 1 to be DateTimeInterface, object given in /in/j7NbX on line 3 2013/10/31
Output for 5.3.0 - 5.5.7
Warning: DateTime::diff() expects parameter 1 to be DateTime, object given in /in/j7NbX on line 3 2013/10/31
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::diff() in /in/j7NbX on line 3
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/j7NbX on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/j7NbX 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/j7NbX on line 2