Online PHP editor | refs for YTJ02

<?php class Core { protected static $_instance = null; public static function __callStatic($method, $args) { if (static::$_instance === null) { static::$_instance = new static; } return call_user_func_array(array(static::$_instance, $method), $args); } } class ConstructCore extends Core { public function getModulesManager() { return 'manager'; } } var_dump(CostructCore::getModulesManager());