Home  >  Article  >  php教程  >  PHP过滤各种HTML标签

PHP过滤各种HTML标签

WBOY
WBOYOriginal
2016-06-06 19:38:23998browse

PHP过滤各种HTML标签 http://blog.ppsql.net/post-1844.html 无 $str=preg_replace("/\s*img\s+[^]*?src\s*=\s*(\'|\")(.*?)\\1[^]*?\/?\s*/i", " ", $str); //过滤img标签 $str=preg_replace("/\s+/", " ", $str); //过滤多余回车 $str=preg_replace("/[ ]+/

PHP过滤各种HTML标签
http://blog.ppsql.net/post-1844.html
$str=preg_replace("/<\s*img\s+[^>]*?src\s*=\s*(\'|\")(.*?)\\1[^>]*?\/?\s*>/i", " ", $str); //过滤img标签
 
$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
Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn