3v4l.org

run code in 300+ PHP versions simultaneously
<?php function my_strtolower(string $arg) { } $rf = new \ReflectionFunction('my_strtolower'); $params = $rf->getParameters(); echo "Userspace: ", $params[0]->getType(), "\n"; $rf = new \ReflectionFunction('strtolower'); $params = $rf->getParameters(); echo "Builtin: ", $params[0]->getType(), "\n";
Output for git.master, git.master_jit, rfc.property-hooks
Userspace: string Builtin: string

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:
81.61 ms | 401 KiB | 8 Q