3v4l.org

run code in 300+ PHP versions simultaneously
<?php function yieldFromIteratorGeneratorThrows() { try { yield from new class(new ArrayIterator([1, -2])) extends IteratorIterator { public function key() { if ($k = parent::key()) { throw new Exception; } return $k; } }; } catch (Exception $e) { yield 2; } } foreach (yieldFromIteratorGeneratorThrows() as $k => $v) { var_dump($v); }
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of IteratorIterator@anonymous::key() should either be compatible with IteratorIterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/pvIjH on line 6 int(1) int(2)

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
149.14 ms | 406 KiB | 5 Q