array(17) {
  [0]=>
  string(1) "0"
  [1]=>
  string(1) "1"
  [2]=>
  string(1) "2"
  [3]=>
  string(1) "3"
  [4]=>
  string(1) "4"
  [5]=>
  string(1) "5"
  [6]=>
  string(1) "6"
  [7]=>
  string(1) "7"
  [8]=>
  string(1) "8"
  [9]=>
  string(1) "9"
  [10]=>
  string(1) "a"
  [11]=>
  string(1) "b"
  [12]=>
  string(1) "c"
  [13]=>
  string(1) "d"
  [14]=>
  string(1) "e"
  [15]=>
  string(1) "f"
  [16]=>
  string(1) "g"
}
array(9) {
  [0]=>
  string(2) "01"
  [1]=>
  string(2) "23"
  [2]=>
  string(2) "45"
  [3]=>
  string(2) "67"
  [4]=>
  string(2) "89"
  [5]=>
  string(2) "ab"
  [6]=>
  string(2) "cd"
  [7]=>
  string(2) "ef"
  [8]=>
  string(1) "g"
}