3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public static function method() { echo 'called'; } } $c = [Test::class, 'method']; if (is_callable($c)) { $c(); }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
called
preferences:
222.57 ms | 404 KiB | 257 Q