Online PHP editor | output for Xc1Uf

<?php class A { public function getB() { return new B(); } } class B { public function foo($value) { return sprintf('Hello %s!', $value); } } $arrCallBack = array ( 'getB', 'foo' => array('Fridolin'), ); $mixValue = new A(); foreach ($arrCallBack as $strMethod => $arrParameterList) { if (is_array($arrParameterList) && count($arrParameterList)) { $mixValue = call_user_func_array(array($mixValue, $strMethod), $arrParameterList); } else { $mixValue = $mixValue->{$arrParameterList}(); } } var_dump($mixValue);