{dede:arclist row='2' titlelen='100'typeid=2 orderby='id' }          <span>          <a  href="javascript:"onclick="javascript:change_tab([field:typeid/]);">[field:typename/]</a>          <!-- 上面是文章所屬的主欄目,很方便調用. -->          [field:typeid2 function="get_url_by_typeid2(@me)"/]          <!-- 上面是文章所屬的副欄目,需要單獨寫函數get_url_by_typeid2 -->          </span>  {/dede:arclist}  

//得到副欄目信息,并組織字符串  function get_url_by_typeid2($typeid2){          $arrs=explode(",",$typeid2);//解析副欄目字段          if($typeid2==0){          return '';          }else{          $url='';          foreach($arrs as $v){              $url.='<a href="javascript:"              onclick="javascript:change_tab('.$v.');">'.get_typename($v).'</a>';          }          return $url;          }  }  //織夢根據欄目編號typeid調用typename欄目名  function get_typename($typeid){      global $dsql;      $rs=$dsql->getOne("select typename from arctype where id='$typeid'");  return $rs['typename'];  }  

if($CrossID=='') $orwheres[] = ' arc.typeid IN ('.GetSonIds($typeid).')';  else $orwheres[] = ' arc.typeid IN ('.GetSonIds($typeid).','.$CrossID.')';  

if($CrossID=='')  $orwheres[] = " (arc.typeid in (".GetSonIds($typeid).") or arc.typeid2 in (".GetSonIds($typeid).") or CONCAT( ',', arc.typeid2, ',' ) LIKE '%,".$typeid.",%' )";  else  $orwheres[] = " (arc.typeid in (".GetSonIds($typeid).",".$CrossID.") or arc.typeid2 in (".GetSonIds($typeid).",".$CrossID.") or CONCAT( ',', arc.typeid2, ',' ) LIKE '%,".$typeid.",%')";