3v4l.org

run code in 300+ PHP versions simultaneously
<?php class OptionalParameter { public function __construct(stdClass $a = null, stdClass $b) {} } $param = new OptionalParameter(null, new stdClass());
Output for git.master, git.master_jit
Deprecated: Implicitly marking parameter $a as nullable is deprecated, the explicit nullable type must be used instead in /in/K8qWH on line 5
Output for rfc.property-hooks

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:
37.91 ms | 406 KiB | 5 Q