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php过滤不安全字符函数_PHP教程

WBOY
WBOYOriginal
2016-07-13 17:09:19691browse

php过滤不安全字符函数

function uh($str)
{
    $farr = array(
        "/\s+/",//过滤多余的空白
        "/]*?)>/isU",//过滤         "/(]*)on[a-zA-Z]+\s*=([^>]*>)/isU",//过滤JavaScript的on事件
    );
   $tarr = array(
        " ",
        "<\\1\\2\\3>", //如果要直接清除不安全的标签,这里可以留空
        "\\1\\2",
   );

  $str = preg_replace($farr,$tarr,$str);
  return $str;

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/629755.htmlTechArticlephp过滤不安全字符函数 function uh($str) { $farr = array( /\s+/,//过滤多余的空白 /(\/?)(script|i?frame|style|html|body|title|link|meta|\?|\%)([^]*?)/isU,//过滤 scr...
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