Формы куба

array(3) {
  [739]=>
  string(49) "product_id=739&quantity=1&category_id=116&to=cart"
  [740]=>
  string(49) "product_id=740&quantity=1&category_id=116&to=cart"
  [741]=>
  string(49) "product_id=741&quantity=1&category_id=116&to=cart"
}

array(3) {
  [739]=>
  string(49) "product_id=739&quantity=1&category_id=116&to=cart"
  [740]=>
  string(49) "product_id=740&quantity=1&category_id=116&to=cart"
  [741]=>
  string(49) "product_id=741&quantity=1&category_id=116&to=cart"
}

array(3) {
  [739]=>
  string(49) "product_id=739&quantity=1&category_id=116&to=cart"
  [740]=>
  string(49) "product_id=740&quantity=1&category_id=116&to=cart"
  [741]=>
  string(49) "product_id=741&quantity=1&category_id=116&to=cart"
}