3v4l.org

run code in 300+ PHP versions simultaneously
<?php $datetime1 = new DateTime('2012-12-31'); $datetime2 = new DateTime('2012-01-01'); $interval = $datetime1->diff($datetime2); $elapsed = $interval->format('%y years, %m months, %d days'); echo $elapsed;
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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
0 years, 11 months, 30 days
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::diff() in /in/unRZl 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/unRZl 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/unRZl 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/unRZl on line 2

preferences:
296.68 ms | 401 KiB | 456 Q