3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $date = new DateTime(); $date->setDate(1599, 12, 31); echo $date->format('l, jS F Y') . PHP_EOL; $date->setDate(1600, 1, 1); echo $date->format('l, jS F Y') . PHP_EOL;
Output for 5.4.24 - 5.4.45, 5.5.8 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Friday, 31st December 1599 Saturday, 1st January 1600
Output for 5.2.6 - 5.4.23, 5.5.0 - 5.5.7
Saturday, 31st December 1599 Saturday, 1st January 1600
Output for 5.2.0 - 5.2.5
Unknown, 31st December 1599 Unknown, 1st January 1600
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/nDvb4 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/nDvb4 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/nDvb4 on line 2