替换结构 这个正则如何写啊
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发布: 2016-06-13 13:29:37
替换结构 这个正则怎么写啊?
页面中的:
ISO前言
引言
改为
$ptext是页面内容。好像要用反向引用,不懂啊
PHP code
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<?php $DBserver = "localhost";
$DBname = "new";
$DBuser = "root";
$DBpassword = "";
$con = mysql_connect("localhost","root","");
mysql_query("set names 'gbk'");
mysql_select_db("new");
$query = mysql_query("select page_id,page_text from pagecontents ") or die(mysql_error() );
while($rows = mysql_fetch_array($query))
{
$pid = $rows['page_id'];
$ptext = $rows['page_text'];
$ptext = preg_replace('/..\/2003Z\/[\w]+/s','',$ptext);
$ptext = mysql_real_escape_string($ptext);
$ptext = preg_replace('','',$ptext);
mysql_query("set names 'gbk'");
$sql = "update pagecontents set page_text = ('{$ptext}') where page_id = ('{$pid}')";
mysql_query($sql) or die(mysql_error());
}
?>
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求指导。
------解决方案--------------------PHP code
$s = ISO前言
<div id="divPdf2" title="../2003Z/hc/z364.pdf#page=3" class="downpdf" style="cursor:hand;">引言</div>
TXT;
echo preg_replace('# title=".+?/([^ ]+)"[^>]+>([^<a href="%241">$2</a><font color="#e78608">------解决方案--------------------</font><br>
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