Dedecms教程：批量替换文章中的超链接

require("data/common.inc.php"); 
$conn=mysql_connect($cfg_dbhost,$cfg_dbuser,$cfg_dbpwd) or die("数据库服务器链接失败"); 
mysql_select_db($cfg_dbname) or die ("数据库打开失败"); 
mysql_query("SET NAMES 'gbk'"); 
$sql="select * from {$cfg_dbprefix}addonarticle order by aid desc"; 
$result=mysql_query($sql); 
while($rows=mysql_fetch_array($result)) 
{ 
$body=$rows["body"]; 
$newbody=preg_replace("/(?<=href=)([^>]*)(?=>)/i","http://www.yourweb.com", $body); 
$sqlu="update {$cfg_dbprefix}addonarticle set body='".$newbody."' where aid=".$rows["aid"]; 
$resultu=mysql_query($sqlu); 
if(!$resultu) 
{ 
$eoo[]=$rows["aid"]; 
} 
} 
if(isset($eoo)) 
{ 
echo "有错误,有错误的ID如下:"; 
print_r($eoo); 
} 
else 
{ 
echo "执行成功"; 
} 
?>

update dede_addonarticle set body=replace(body,'原来的字符','替换后的字符')

Update dede_addonarticle set body=replace(body,'href="http://www.xxxx.net','href="http://www.yourweb.com');