3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php abstract class ATest { public function foo(self $bar) { echo 'OK'; } } class Test extends Atest {} $t = new Test; $t->foo($t);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
OK
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/cCZDs on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CLASS in /in/cCZDs on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/cCZDs on line 3
Process exited with code 255.