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run code in 300+ PHP versions simultaneously
<?php class A { public function f() { return get_class(new static); } } class B extends A {} $b = new B; var_dump($b->f()); class C { public function f() { return get_called_class(); } } class D extends C {} $d = new D; var_dump($d->f());

preferences:
36.9 ms | 402 KiB | 5 Q