        <span class="sortorder" ng-show="propertyName === 'age'" ng-class="{reverse: reverse}"></span>
      </th>
    </tr>
    <tr ng-repeat="friend in friends">
      <td>{{friend.name}}</td>
      <td>{{friend.phone}}</td>
      <td>{{friend.age}}</td>
    </tr>
  </table>
</div>
</body>
</html>