3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if (class_exists('DateTime')) { $date = new DateTime('2013-10-31'); //$date->sub(DateInterval::createFromDateString('1 month')); $date->sub(new DateInterval('P1M')); print $date->format('m'); } else { print 'Not supported.'; }
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
10
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::sub() in /in/JsD7n on line 6
Process exited with code 255.
Output for 4.3.0 - 5.1.6
Not supported.