3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php interface foo {} class bar implements foo {} function test() : foo { return new bar; } test();
based on IZ4eP
Output for hhvm-3.15.4, 7.0.0 - 7.3.0beta1
Output for 5.6.0 - 5.6.30
Parse error: syntax error, unexpected ':', expecting '{' in /in/keWM0 on line 7
Process exited with code 255.