3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dateTime = new DateTime(); $dateTime = $dateTime->modify('midnight of first day of next month'); echo $dateTime->format('Y-m-d H:i:s');
Output for 8.3.0 - 8.3.7
Fatal error: Uncaught DateMalformedStringException: DateTime::modify(): Failed to parse time string (midnight of first day of next month) at position 9 (o): The timezone could not be found in the database in /in/NWumv:4 Stack trace: #0 /in/NWumv(4): DateTime->modify('midnight of fir...') #1 {main} thrown in /in/NWumv on line 4
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19
Warning: DateTime::modify(): Failed to parse time string (midnight of first day of next month) at position 9 (o): The timezone could not be found in the database in /in/NWumv on line 4 Fatal error: Uncaught Error: Call to a member function format() on bool in /in/NWumv:5 Stack trace: #0 {main} thrown in /in/NWumv on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33
Warning: DateTime::modify(): Failed to parse time string (midnight of first day of next month) at position 9 (o): The timezone could not be found in the database in /in/NWumv on line 4 Fatal error: Uncaught Error: Call to a member function format() on boolean in /in/NWumv:5 Stack trace: #0 {main} thrown in /in/NWumv on line 5
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Warning: DateTime::modify(): Failed to parse time string (midnight of first day of next month) at position 9 (o): The timezone could not be found in the database in /in/NWumv on line 4 Fatal error: Call to a member function format() on boolean in /in/NWumv on line 5
Process exited with code 255.
Output for 5.2.13 - 5.2.17, 5.3.2 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Warning: DateTime::modify(): Failed to parse time string (midnight of first day of next month) at position 9 (o): The timezone could not be found in the database in /in/NWumv on line 4 Fatal error: Call to a member function format() on a non-object in /in/NWumv on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.1
2015-10-01 11:46:36
Output for 5.2.0 - 5.2.12
Fatal error: Call to a member function format() on a non-object in /in/NWumv on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/NWumv on line 3
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/NWumv 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/NWumv on line 3

preferences:
232.6 ms | 401 KiB | 328 Q