问如何将mysql_fetch_array转换为CodeIgniter

EN

    <?php
    mysql_connect("localhost", "root", "");
    mysql_select_db("ardefa");
    $borneo=mysql_query("select* from borneo");

    while($row=mysql_fetch_array($borneo))
    {
       ?>
         <a href="#"><li><img src="
         <?php 
         $page = isset($_GET['page']) ? ($_GET['page']):"";

         if ($page =='borneo')
         {
            echo $row["img"];
         }
         ?>">
         </li></a>
    <?php
    }
    ?>