3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $date = new DateTime('2006-12-12'); $date->modify('+1 day'); echo $date->format('Y-m-d') . "\n"; $date = new DateTimeImmutable('2006-12-12'); $date2 = $date->modify('+1 day'); echo $date->format('Y-m-d') . "\n"; echo $date2->format('Y-m-d') . "\n"; ?>
Output for 5.5.24 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
2006-12-13 2006-12-12 2006-12-13
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.2.0 - 5.4.45
2006-12-13 Fatal error: Class 'DateTimeImmutable' not found in /in/A6CEZ on line 6
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/A6CEZ 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/A6CEZ 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/A6CEZ on line 2