3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php foo();
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function foo() in /in/dUlbO:3 Stack trace: #0 {main} thrown in /in/dUlbO on line 3
Process exited with code 255.
Output for hhvm-3.11.1 - 3.12.14, hhvm-3.15.4 - 3.17.3
Fatal error: Uncaught Error: Call to undefined function foo() in /in/dUlbO:3 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.13.2

Process exited with code 137.
Output for 5.0.0 - 5.6.30, hhvm-3.10.1
Fatal error: Call to undefined function foo() in /in/dUlbO on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: foo() in /in/dUlbO on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: foo() in /in/dUlbO on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: foo() in /in/dUlbO on line 3