function ajax_new_combined_variation_list_definition() { check_ajax_referer('wpshop_variation_management', 'wpshop_ajax_nonce'); $current_post_id = isset($_POST['current_post_id']) ? wpshop_tools::varSanitizer($_POST['current_post_id']) : null; $output = ''; $attribute_for_variation = wpshop_attributes::get_variation_available_attribute_display($current_post_id); $output = $attribute_for_variation[0]; echo $output; die; }