<?php $conf['DB_USER'] = 'user'; $conf['DB_PWD'] = 'pwd'; $conf['DB_NAME'] = 'dbname'; $conn = mysql_connect('localhost',$conf['DB_USER'],$conf['DB_PWD']); if (!$conn) { echo '数据库连接错误!'; } mysql_set_charset('utf8', $conn); //set charset mysql_select_db($conf['DB_NAME']); //select datebase $sql2 = 'select catid,catname from v9_category'; $cat = mysql_query($sql2); while ($catrow=mysql_fetch_array($cat)) { echo $catrow['catname'].'</br>'; $sql = '(select title,url from v9_news where catid='.$catrow["catid"].' order by id desc) UNION (select title,url from v9_product where catid='.$catrow["catid"].' order by id desc)'; $result = mysql_query($sql); while ($row=mysql_fetch_array($result)) { echo $row['url']."</br>"; } } ?>