3v4l.org

run code in 500+ PHP versions simultaneously
<?php class Foo {} class Foos implements IteratorAggregate { private function __construct(private readonly iterable $foos) {} public static function fromVariadic(Foo ...$foos): self { return new self($foos); } public function getIterator(): \Traversable { return new ArrayIterator($this->foos); } } $foos = Foos::fromVariadic(new Foo, new Foo);
Output for 8.1.3 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11

preferences:
28.17 ms | 1152 KiB | 7 Q