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run code in 150+ php & hhvm versions
Bugs & Features
<?php $dateAdded = new DateTime('+2h'); $interval = new DateInterval('PT1H55M'); $now = new DateTime('now'); $checkTime = $now->sub($interval); echo $dateAdded - $checkTime;
based on ceDRH
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: Object of class DateTime could not be converted to int in /in/SgeGR on line 6 Notice: Object of class DateTime could not be converted to int in /in/SgeGR on line 6 0
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.2.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/SgeGR on line 3
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/SgeGR 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/SgeGR 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/SgeGR on line 2