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run code in 200+ php & hhvm versions
Bugs & Features
<?php $dateInterval = new DateInterval('P1M'); $date = new DateTime('2014-05-31'); $date->add(null); var_dump($date->format('Y-m-d'));
based on 38LUF
Output for 5.3.0 - 7.2.0
Warning: DateTime::add() expects parameter 1 to be DateInterval, null given in /in/mvISW on line 7 string(10) "2014-05-31"
Output for 5.0.0 - 5.2.17
Fatal error: Class 'DateInterval' not found in /in/mvISW on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: dateinterval in /in/mvISW on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: dateinterval in /in/mvISW on line 3