array(6) {
  [0]=>
  string(5) "seiko"
  [1]=>
  string(3) "b11"
  [2]=>
  string(3) "old"
  [3]=>
  string(3) "b11"
  [4]=>
  string(3) "b10"
  [5]=>
  string(3) "m13"
}