3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Collection implements ArrayAccess, Countable, IteratorAggregate { public function offsetExists($key) {} public function offsetGet($key) {} public function offsetSet($key, $val) {} public function offsetUnset($key) {} public function count() {} public function getIterator() {} }
based on QWd9a
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0beta1