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<?php class A { private $b; function __construct() { $this->b = new B; } function __call($method, $args) { $this->b->$method(...$args); } } class B { function work($p1, $p2, $p3) { echo 'working'; } } (new B)->work(); (new A)->work(); (new A)->not();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: Too few arguments to function B::work(), 0 passed in /in/SGjGg on line 14 and exactly 3 expected in /in/SGjGg:11 Stack trace: #0 /in/SGjGg(14): B->work() #1 {main} thrown in /in/SGjGg on line 11
Process exited with code 255.

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