3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = "0wz"; $foo++; var_dump($foo, hex2dec($foo)); $foo++; var_dump($foo); echo "PHP goes to $foo";
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function hex2dec() in /in/bTgUQ:4 Stack trace: #0 {main} thrown in /in/bTgUQ on line 4
Process exited with code 255.
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0
Fatal error: Call to undefined function hex2dec() in /in/bTgUQ on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hex2dec() in /in/bTgUQ on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: hex2dec() in /in/bTgUQ on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hex2dec() in /in/bTgUQ on line 4