3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php interface Foo extends Traversable { } class Bar implements Foo { }
based on VCAn0
Output for 5.0.0 - 7.2.0
Fatal error: Class Bar must implement interface Traversable as part of either Iterator or IteratorAggregate in Unknown on line 0
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/rRp4T 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_STRING in /in/rRp4T on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/rRp4T on line 3
Process exited with code 255.