3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function my_func() : ?int{ } ?>
based on TorV2
Output for 7.1.0 - 7.3.0rc3
Output for 7.0.0 - 7.0.20
Parse error: syntax error, unexpected '?' in /in/EJmOu on line 2
Process exited with code 255.
Output for hhvm-3.12.14 - 3.17.3
Fatal error: Uncaught Error: Syntax only allowed in Hack files (<?hh) or with -v Eval.EnableHipHopSyntax=true in /in/EJmOu:2 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.0 - 5.6.30
Parse error: syntax error, unexpected ':', expecting '{' in /in/EJmOu on line 2
Process exited with code 255.