3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class First extends Second{} class Second extends Third{} class Fourth {} class Third{}
based on tInfU
Output for 7.3.0
Fatal error: Uncaught Error: Class 'Second' not found in /in/FVv7A:3 Stack trace: #0 {main} thrown in /in/FVv7A on line 3
Process exited with code 255.
Output for 5.0.0 - 5.6.38, 7.0.0 - 7.2.13
Fatal error: Class 'Second' not found in /in/FVv7A on line 3
Process exited with code 255.
Output for hhvm-3.22.0
Fatal error: Uncaught Error: unknown class Second in /in/FVv7A:-1 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.11.1 - 3.21.3
Fatal error: Uncaught Error: unknown class Second in /in/FVv7A:3 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.1
Fatal error: unknown class Second in /in/FVv7A on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Class first: Cannot inherit from undefined class second in /in/FVv7A on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Class first: Cannot inherit from undefined class second in /in/FVv7A on line 3