3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { public function foo() : ?A { } } $a = new A; $a->foo();
based on q2nTa
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected '?' in /in/5EObZ on line 5
Process exited with code 255.
Output for 5.3.20 - 5.6.16
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/5EObZ on line 5
Process exited with code 255.