3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = new DateTime('2015-1-31'); $b = new DateTime('2015-2-1'); echo $a->format('Y-m-d'); $a->add(new DateInterval('P1D')); echo $a < $b ? 'ja' : 'nein';
based on Tiqcv
Output for 5.3.0 - 7.2.0
2015-01-31nein
Output for 5.2.0 - 5.2.17
2015-01-31 Fatal error: Call to undefined method DateTime::add() in /in/lXU42 on line 8
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/lXU42 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/lXU42 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/lXU42 on line 3