最近百度站长平台推出了一个新产品，就是MIP，比较适合文章站使用，CMS大学小编在给帝国cms的文章站制作mip站点时遇到了一个问题，模板代码都写好后，因为我们的内容页输出的正文是由后台的编辑器生成的，带有不少样式代码，而百度MIP是不允许带有内联样式的，这就需要对样式进行过滤了，为了方便，cms大学小编整理了常用的php正则过滤表达式，大家根据需要使用就可以了。
折叠PHP 代码
- <?php
- $str=preg_replace("/\s+/", " ", $str); //过滤多余回车
- $str=preg_replace("/<[ ]+/si","<",$str); //过滤<__("<"号后面带空格)
- $str=preg_replace("/<\!–.*?–>/si","",$str); //注释
- $str=preg_replace("/<(\!.*?)>/si","",$str); //过滤DOCTYPE
- $str=preg_replace("/<(\/?html.*?)>/si","",$str); //过滤html标签
- $str=preg_replace("/<(\/?br.*?)>/si","",$str); //过滤br标签
- $str=preg_replace("/<(\/?head.*?)>/si","",$str); //过滤head标签
- $str=preg_replace("/<(\/?meta.*?)>/si","",$str); //过滤meta标签
- $str=preg_replace("/<(\/?body.*?)>/si","",$str); //过滤body标签
- $str=preg_replace("/<(\/?link.*?)>/si","",$str); //过滤link标签
- $str=preg_replace("/<(\/?form.*?)>/si","",$str); //过滤form标签
- $str=preg_replace("/cookie/si","COOKIE",$str); //过滤COOKIE标签
- $str=preg_replace("/<(applet.*?)>(.*?)<(\/applet.*?)>/si","",$str); //过滤applet标签
- $str=preg_replace("/<(\/?applet.*?)>/si","",$str); //过滤applet标签
- $str=preg_replace("/<(style.*?)>(.*?)<(\/style.*?)>/si","",$str); //过滤style标签
- $str=preg_replace("/<(\/?style.*?)>/si","",$str); //过滤style标签
- $str=preg_replace("/<(title.*?)>(.*?)<(\/title.*?)>/si","",$str); //过滤title标签
- $str=preg_replace("/<(\/?title.*?)>/si","",$str); //过滤title标签
- $str=preg_replace("/<(object.*?)>(.*?)<(\/object.*?)>/si","",$str); //过滤object标签
- $str=preg_replace("/<(\/?objec.*?)>/si","",$str); //过滤object标签
- $str=preg_replace("/<(noframes.*?)>(.*?)<(\/noframes.*?)>/si","",$str); //过滤noframes标签
- $str=preg_replace("/<(\/?noframes.*?)>/si","",$str); //过滤noframes标签
- $str=preg_replace("/<(i?frame.*?)>(.*?)<(\/i?frame.*?)>/si","",$str); //过滤frame标签
- $str=preg_replace("/<(\/?i?frame.*?)>/si","",$str); //过滤frame标签
- $str=preg_replace("/<(script.*?)>(.*?)<(\/script.*?)>/si","",$str); //过滤script标签
- $str=preg_replace("/<(\/?script.*?)>/si","",$str); //过滤script标签
- $str=preg_replace("/javascript/si","Javascript",$str); //过滤script标签
- $str=preg_replace("/vbscript/si","Vbscript",$str); //过滤script标签
- $str=preg_replace("/on([a-z]+)\s*=/si","On\\1=",$str); //过滤script标签
- $str=preg_replace("/&#/si","&＃",$str); //过滤script标签，
- $str = preg_replace( "@<script(.*?)</script>@is", "", $str ); //过滤script代码
- $str = preg_replace( "@<iframe(.*?)</iframe>@is", "", $str );
- $str = preg_replace( "@<style(.*?)</style>@is", "", $str );
- $str = preg_replace( "@<(.*?)>@is", "", $str );
- ?>
