array(2) {
  ["description"]=>
  array(3) {
    ["title"]=>
    string(19) "Product Information"
    ["priority"]=>
    int(10)
    ["callback"]=>
    string(35) "woocommerce_product_description_tab"
  }
  ["reviews"]=>
  array(3) {
    ["title"]=>
    string(7) "Reviews"
    ["priority"]=>
    int(30)
    ["callback"]=>
    string(17) "comments_template"
  }
}
string(0) ""