织梦cms关键字实现自动添加链接的方法

$body = preg_replace("/(<a(.*))(>)(.*)(<)(\/a>)/isU", '\\1-]-\\4-[-\\6', $body);

//设置所有关键词
$dsql12 = new DedeSql();
$query1="select * from dede_keywords";
$dsql12->SetQuery($query1);
$dsql12->Execute();
while($kws = $dsql12->GetArray())
{

if($i > $maxkey)
{
break;
}

$body = preg_replace("/(^|>)([^<]+)(?=<|$)/sUe", "_highlight('\\2', \$karr, \$kaarr, '\\1')", $body);
在其上方加上一个
}