3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php unhex('079888792F');
based on gCsHp
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function unhex() in /in/Mg18B:2 Stack trace: #0 {main} thrown in /in/Mg18B on line 2
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Call to undefined function unhex() in /in/Mg18B on line 2
Process exited with code 255.