3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { public function c():B { } } $a= new A();
based on TbbRp
Output for hhvm-3.12.14 - 3.17.3, 7.0.0 - 7.3.0alpha1
Output for 5.6.0 - 5.6.30
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/kNq9G on line 5
Process exited with code 255.