3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2025-06-21T03:04:09Z

<?php

class SomeParent 
{
   public function foo(): self
   {
       return $this;
   }
}

final class SomeChild extends SomeParent
{
   public function foo(): SomeChild
   {
       return $this;
   }
}

var_dump((new SomeChild())->foo());

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

24.52 ms | 404 KiB | 5 Q