include("conn/conn.php"); $query=mysql_query("select b.*,c.name as bookcasename,p.pubname,t.typename from tb_bookinfo b left join tb_bookcase c on b.bookcase=c.id join tb_publishing p on b.ISBN=p.ISBN join tb_booktype t on b.typeid=t.id"); $result=mysql_fetch_array($query); if($result==false){ ?>
