[e:loop={"select DISTINCT([!db.pre!]enewstags.tagname),[!db.pre!]enewstags.tagid,[!db.pre!]enewstags.num from [!db.pre!]enewstags inner join [!db.pre!]enewstagsdata on [!db.pre!]enewstags.tagid = [!db.pre!]enewstagsdata.tagid where [!db.pre!]enewstagsdata.classid = 34 order by [!db.pre!]enewstags.num DESC limit 30",0,24}]
<a href='<?=$public_r['newsurl']?>e/tags/?tagname=<?=$bqr['tagname']?>' title='<?=$bqr['num']?>个'><?=$bqr['tagname']?>(<?=$bqr['num']?>)</a>
[/e:loop]
用法2、（和上面的相同，只是sql格式有稍微不同）
[e:loop={"select a.tagname,a.num,b.tagid from [!db.pre!]enewstags a,[!db.pre!]enewstagsdata b where a.tagid=b.tagid and classid=34 group by tagid order by num desc limit 40",40,24,0}]
<a href='<?=$public_r['newsurl']?>e/tags/?tagname=<?=$bqr['tagname']?>' title='<?=$bqr['num']?>个'><?=$bqr['tagname']?>(<?=$bqr['num']?>)</a>
[/e:loop]
用法3、（和上面的相同，只是sql格式有稍微不同）
[e:loop={"select a.*,b.* from [!db.pre!]enewstags a,[!db.pre!]enewstagsdata b where a.tagid=b.tagid and classid=34 group by b.tagid order by a.num desc limit 40",40,24,0}]
<a href='<?=$public_r['newsurl']?>e/tags/?tagname=<?=$bqr['tagname']?>' title='<?=$bqr['num']?>个'><?=$bqr['tagname']?>(<?=$bqr['num']?>)</a>
[/e:loop]
用法4、（和上面的相同，只是sql格式有稍微不同）
[e:loop={"select a.*,b.* from [!db.pre!]enewstags a LEFT JOIN [!db.pre!]enewstagsdata b ON a.tagid=b.tagid where classid=34 group by b.tagid order by a.num desc limit 100",0,24,0}]
<a href='<?=$public_r['newsurl']?>e/tags/?tagname=<?=$bqr['tagname']?>' title='<?=$bqr['num']?>个'><?=$bqr['tagname']?>(<?=$bqr['num']?>)</a>
[/e:loop]