3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function doFoo($file, $args) { extract($args); return $file; } } $f = new Foo; var_dump($f->doFoo('test', array('file' => $f)));
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.5 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
object(Foo)#1 (0) { }

preferences:
176.64 ms | 404 KiB | 216 Q