phpcms v9后台添加文章时选择相关文章可调用其它模型信息的方法

if $relation!=''}
{php $rel = explode('|',$relation);}
{loop $rel $design_id} </p> <p> {pc:get sql="select title,id,url,thumb from v9_design where id=$design_id"}
{loop $data $r}
<td class="pr5"><a href="http://www.jb51.net/blog/{$r[url]}" title="{$r[title]}" target="_blank"><img src="http://www.jb51.net/blog/{$r[thumb]}" width="190" height="120" class="imgborder" alt="{$r[title]}" /></a><p class="mt5"><a href="http://zhujllove.blog.163.com/blog/{$r[url]}" title="{$r[title]}" target="_blank">{str_cut($r[title],'32')}</a></p></td>
{/loop}
{/pc}</p> <p>{/loop}
{/if}