3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo bin2gex(random_bytes(64));
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function bin2gex() in /in/ksnTc:3 Stack trace: #0 {main} thrown in /in/ksnTc on line 3
Process exited with code 255.
Output for 5.3.20 - 5.6.28
Fatal error: Call to undefined function bin2gex() in /in/ksnTc on line 3
Process exited with code 255.