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run code in 150+ php & hhvm versions
Bugs & Features
<?php $date1 = new DateTime('2010-01-25 00:00:00'); $date2 = new DateTime('2010-02-20 00:01:30'); $interval = $date2->diff($date1); $months = ($interval->y * 12) + $interval->m; $months += number_format($interval->d , 1); echo $months;
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
26
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::diff() in /in/m5rR8 on line 5
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/m5rR8 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/m5rR8 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/m5rR8 on line 2