array(3) {
  ["a"]=>
  string(5) "green"
  [0]=>
  string(3) "red"
  [1]=>
  string(4) "blue"
}
array(2) {
  [0]=>
  int(4)
  [2]=>
  string(1) "3"
}
array(4) {
  ["a"]=>
  string(1) "A"
  ["b"]=>
  string(1) "C"
  [0]=>
  string(1) "1"
  [2]=>
  string(2) "01"
}
array(2) {
  ["a"]=>
  string(1) "A"
  [0]=>
  string(1) "1"
}
array(3) {
  ["a"]=>
  string(1) "A"
  ["b"]=>
  string(1) "C"
  [0]=>
  string(1) "1"
}
array(4) {
  [1]=>
  int(1)
  ["a"]=>
  string(1) "A"
  ["b"]=>
  string(1) "C"
  [0]=>
  string(1) "1"
}