3v4l.org

run code in 500+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2018-07-04T23:24:21Z

<?php

interface A {
	function m(B $s): self;
}

class B implements A {
	function m(self $s): parent {
		return $this;
	}
}

class C extends B {
	function m(parent $s): A {
		return $this;
	}
}

$c = new C();
$r = $c->m($c);
var_dump($r instanceof C);

Output
Performance
VLD
References
Branches

This is an error 404

There are `0` results

preferences:dark modelive previewkey bindings

155.21 ms | 3298 KiB | 8 Q