3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function get(): iterable { return [17]; } } class B extends A { public function get(): iterable { yield 42; } } echo iterator_to_array((new B)->get())[0];
Output for 8.2.0 - 8.2.27, 8.3.0 - 8.3.16, 8.4.1 - 8.4.3
42

preferences:
45.53 ms | 406 KiB | 5 Q