3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime(); $today = $date->setDate(2014,02,03); $dt = new DateTime('first Monday of next month',$today); echo $dt->format('Y-m-d');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: DateTime::__construct(): Argument #2 ($timezone) must be of type ?DateTimeZone, DateTime given in /in/YQ64R:5 Stack trace: #0 /in/YQ64R(5): DateTime->__construct('first Monday of...', Object(DateTime)) #1 {main} thrown in /in/YQ64R on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: DateTime::__construct() expects parameter 2 to be DateTimeZone, object given in /in/YQ64R:5 Stack trace: #0 /in/YQ64R(5): DateTime->__construct('first Monday of...', Object(DateTime)) #1 {main} thrown in /in/YQ64R on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct() expects parameter 2 to be DateTimeZone, object given' in /in/YQ64R:5 Stack trace: #0 /in/YQ64R(5): DateTime->__construct('first Monday of...', Object(DateTime)) #1 {main} thrown in /in/YQ64R on line 5
Process exited with code 255.
Output for 5.2.1 - 5.2.17
Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct() expects parameter 2 to be DateTimeZone, null given' in /in/YQ64R:5 Stack trace: #0 /in/YQ64R(5): DateTime->__construct('first Monday of...', NULL) #1 {main} thrown in /in/YQ64R on line 5
Process exited with code 255.
Output for 5.2.0
Warning: DateTime::__construct() expects parameter 2 to be DateTimeZone, null given in /in/YQ64R on line 5 Warning: DateTime::format(): The DateTime object has not been correctly initialized by its constructor in /in/YQ64R on line 6
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/YQ64R on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/YQ64R 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/YQ64R on line 2

preferences:
317.09 ms | 401 KiB | 460 Q