PHP-preg_replace过滤字符串代码
2016-02-26 09:57
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$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
$str=preg_replace("/<(\/?head.*?)>/si","",$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,如javAsCript:alert('aabb)
目前就会这些,恳请大牛指教~
http://www.cnblogs.com/web-lover/archive/2012/01/21/2615953.html
$str=preg_replace("/<[ ]+/si","<",$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
$str=preg_replace("/<(\/?head.*?)>/si","",$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,如javAsCript:alert('aabb)
目前就会这些,恳请大牛指教~
http://www.cnblogs.com/web-lover/archive/2012/01/21/2615953.html
$str = preg_replace( "@<script(.*?)</script>@is", "", $rs['jsnd'] ); $str = preg_replace( "@<iframe(.*?)</iframe>@is", "", $rs['jsnd'] ); $str = preg_replace( "@<style(.*?)</style>@is", "", $rs['jsnd'] ); $str = preg_replace( "@<(.*?)>@is", "", $rs['jsnd'] ); $jsnd = str_replace( " ", "", $str); $str1 = preg_replace( "@<script(.*?)</script>@is", "", $rs['rwms'] ); $str1 = preg_replace( "@<iframe(.*?)</iframe>@is", "", $rs['rwms'] ); $str1 = preg_replace( "@<style(.*?)</style>@is", "", $rs['rwms'] ); $str1 = preg_replace( "@<(.*?)>@is", "", $rs['rwms'] ); $rwms = str_replace( " ", "", $str1);
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