3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
f<?php $dt = new DateTime('first Monday of nextmonth'); echo $dt->format('W');
based on O159M
Output for 7.0.0 - 7.1.0
f Fatal error: Uncaught Exception: DateTime::__construct(): Failed to parse time string (first Monday of nextmonth) at position 16 (n): The timezone could not be found in the database in /in/cluIm:3 Stack trace: #0 /in/cluIm(3): DateTime->__construct('first Monday of...') #1 {main} thrown in /in/cluIm on line 3
Process exited with code 255.
Output for hhvm-3.12.0
f Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (first Monday of nextmonth) at position 16 (n): The timezone could not be found in the database' in /in/cluIm:3 Stack trace: #0 /in/cluIm(3): DateTime->__construct() #1 {main}
Process exited with code 255.
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.6.28
f Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (first Monday of nextmonth) at position 16 (n): The timezone could not be found in the database' in /in/cluIm:3 Stack trace: #0 /in/cluIm(3): DateTime->__construct('first Monday of...') #1 {main} thrown in /in/cluIm on line 3
Process exited with code 255.
Output for 5.2.0 - 5.2.17
f Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (first Monday of nextmonth) at position 13 (o): The timezone could not be found in the database' in /in/cluIm:3 Stack trace: #0 /in/cluIm(3): DateTime->__construct('first Monday of...') #1 {main} thrown in /in/cluIm on line 3
Process exited with code 255.
Output for 5.0.0 - 5.1.6
f Fatal error: Class 'DateTime' not found in /in/cluIm on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
f Fatal error: Cannot instantiate non-existent class: datetime in /in/cluIm on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
f Fatal error: Cannot instantiate non-existent class: datetime in /in/cluIm on line 3