3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { function __call($method, $args) {} } var_dump(is_callable([new A, 'method']), method_exists(new A, 'method'));;
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
bool(true) bool(false)
preferences:
106.63 ms | 1404 KiB | 4 Q