code:

 function add_fee($product_info, $form, $lead){
		
       foreach($product_info['products'] as $key => $product){

           $getPrice = setProductPrice($key);

           if ($getPrice == True){
               $product['price'] = 0;
           }

//           print_r('<br>'. $product['name'] . ' ' .$product['price']);  
       }
       
       return $product_info;
    }