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<?php interface Interfaze { public function hello($name); } class ParentClazz implements Interfaze { public function __construct() { $this->hello(); } public function hello($name) { echo "Hello, $name!"; } } class ChildClazz extends ParentClazz { public function __construct() { echo "Loaded from the child class."; parent::__construct(); } } $childclass = new ChildClazz; $childclass;
Output for git.master, git.master_jit, rfc.property-hooks
Loaded from the child class. Fatal error: Uncaught ArgumentCountError: Too few arguments to function ParentClazz::hello(), 0 passed in /in/Q9ar6 on line 11 and exactly 1 expected in /in/Q9ar6:14 Stack trace: #0 /in/Q9ar6(11): ParentClazz->hello() #1 /in/Q9ar6(23): ParentClazz->__construct() #2 /in/Q9ar6(27): ChildClazz->__construct() #3 {main} thrown in /in/Q9ar6 on line 14
Process exited with code 255.

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