3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface Mom { public function Talks(); } function dump($obj) { var_dump($obj); } dump(new class implements Mom { public function Talks($invalid) { } });
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Declaration of Mom@anonymous::Talks($invalid) must be compatible with Mom::Talks() in /in/jWMQ7 on line 12
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Fatal error: Declaration of class@anonymous::Talks($invalid) must be compatible with Mom::Talks() in /in/jWMQ7 on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Fatal error: Declaration of class@anonymous::Talks($invalid) must be compatible with Mom::Talks() in /in/jWMQ7 on line 11
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/jWMQ7 on line 11
Process exited with code 255.
preferences:
213.16 ms | 402 KiB | 332 Q