3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A { public function setData(); } class B implements A{ public function setData(User $user) } class C implements A{ public function setData(Customer $customer) }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected '}', expecting ';' or '{' in /in/bZYol on line 9
Process exited with code 255.
preferences:
168.49 ms | 1395 KiB | 36 Q