3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php abstract class Foo { abstract public function test(); } class Bar extends Foo { public function test(): Foo { return $this; } } var_dump((new Bar())->test());
based on 3bJAa
Output for hhvm-3.18.5 - 3.22.0, 7.0.30 - 7.3.0alpha1
object(Bar)#1 (0) { }
Output for 5.6.30
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/51JjN on line 8
Process exited with code 255.