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run code in 200+ php & hhvm versions
Bugs & Features
<?php interface Foo extends Traversable { } class Bar implements IteratorAggregate, Foo { public function getIterator() { return new ArrayIterator(array(1, 2, 3)); } } $b = new Bar; var_dump($b instanceof Foo);
Output for 5.3.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.2.0
bool(true)