3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class A { abstract protected function test($a, $b); } class B extends A { private function test($a, $b, $c=0) { return; } }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.6
Fatal error: Access level to B::test() must be protected (as in class A) or weaker in /in/oqhnk on line 14
Process exited with code 255.
preferences:
170.74 ms | 1395 KiB | 35 Q