array(3) { [0]=> array(2) { [0]=> string(5) "Volvo" [1]=> string(3) "BMW" } [1]=> array(2) { [2]=> string(6) "Toyota" [3]=> string(5) "Honda" } [2]=> array(2) { [4]=> string(8) "Mercedes" [5]=> string(4) "Opel" } }