3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function a(string $a) { } } class B extends A { public function a(string $a, string $b = null) { } }
Output for 5.6.0 - 5.6.40, 7.3.32 - 7.3.33, 7.4.26, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; A has a deprecated constructor in /in/PT8Fi on line 3

preferences:
233.87 ms | 402 KiB | 287 Q