3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php //Your starting date as DateTime $currentDate = new DateTime(date('Y-m-d')); //Add 1 month $currentDate->add(new DateInterval('P1M')); //Get the first day of the next month as string $firstDayOfNextMonth = strtotime($currentDate->format('Y-m-1')); echo date('m/d/Y', $firstDayOfNextMonth);
based on GsWGW
Output for 5.3.0 - 7.2.0
04/01/2015
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::add() in /in/AVoKr on line 6
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/AVoKr on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/AVoKr on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/AVoKr on line 3