Hide Out of Stock

array:12 [
  "type" => "1"
  "quick_search" => "0"
  "custom_name" => ""
  "name" => "Hide Out of Stock"
  "classes" => array:4 [
    "in_stock" => 1
    "type-1" => true
    "special" => true
    "no-available-items" => 1
  ]
  "special" => true
  "first_char" => "in_stock"
  "is_slider" => 0
  "id_group" => 0
  "values" => array:1 [
    1 => array:5 [
      "name" => "Hide Out of Stock"
      "id" => 1
      "link" => 1
      "identifier" => "in_stock"
      "selected" => false
    ]
  ]
  "submit_name" => "filters[in_stock][0][]"
  "link" => "hide-out-of-stock"
]