3v4l.org

run code in 300+ PHP versions simultaneously
<?php class TestClass { public function doIt() { echo 'done'; } } function is_instance_callable(array $definition) { return in_array($definition[1], get_class_methods($definition[0]) ?? [], true); } $callable = ['ljkkjljlkj', 'doIt']; var_dump(is_instance_callable($callable));

preferences:
30.12 ms | 406 KiB | 5 Q