array(3) {
  [0]=>
  int(7)
  [1]=>
  int(4)
  [2]=>
  int(1776)
}
int(7)
int(4)
int(1776)
int(7)
int(4)
int(1776)
array(4) {
  [0]=>
  int(7)
  [1]=>
  int(4)
  [2]=>
  int(1776)
  ["newKey"]=>
  array(0) {
  }
}
array(0) {
}
array(2) {
  [0]=>
  string(3) "sv0"
  [1]=>
  string(3) "sv1"
}
string(3) "sv0"
string(3) "sv1"
string(3) "sv0"
string(3) "sv1"
array(3) {
  [0]=>
  string(3) "sv0"
  [1]=>
  string(3) "sv1"
  ["newKey"]=>
  array(0) {
  }
}
array(0) {
}
array(2) {
  ["sk0"]=>
  string(3) "sv0"
  ["sk1"]=>
  string(3) "sv1"
}
string(3) "sv0"
string(3) "sv1"
string(3) "sv0"
string(3) "sv1"
array(3) {
  ["sk0"]=>
  string(3) "sv0"
  ["sk1"]=>
  string(3) "sv1"
  ["newKey"]=>
  array(0) {
  }
}
array(0) {
}
string(1) "A"
string(3) "two"
string(5) "three"
string(3) "two"
string(5) "three"