xe 서브메뉴 존재유무 확인하기

<ul class="c-menu__items">
   <li loop="$global_menu->list=>$key1,$val1" class="c-menu__item">
      <!--@if($val1['list'])-->
      <a href="#" target="_blank"|cond="$val1['open_window']=='Y'" class="c-menu__link">{$val1['link']}</a>
      <!--@else-->
      <a href="{$val1['href']}" target="_blank"|cond="$val1['open_window']=='Y'" class="c-menu__link">{$val1['link']}</a>
      <!--@end-->
      <div class="sub_menu1">
         <ul cond="$val1['list']">
            <li loop="$val1['list']=>$key2,$val2" class="c-menu__item"><a href="{$val2['href']}" class="c-menu__link">{$val2['link']}</a></li>
         </ul>
      </div>
   </li>
</ul>

<!--@if($val1['list'])-->서브메뉴있을경우<!--@else-->서브메뉴없을경우<!--@end-->