去掉html标记

最新推荐文章于 2025-04-17 21:27:38 发布

云成致雨

最新推荐文章于 2025-04-17 21:27:38 发布

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文章标签： html string null

本文链接：https://blog.youkuaiyun.com/nb_lfy/article/details/4482174

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private string NoHTML(string Htmlstring)
    {
        if (Htmlstring == null)
        {
            return "";
        }
        Htmlstring = Regex.Replace(Htmlstring, "<script[^>]*?>.*?</script>", "", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "<(.[^>]*)>", "", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, @"([/r/n])[/s]+", "", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "-->", "", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "<!--.*", "", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(quot|#34);", "/"", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(amp|#38);", "&", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(lt|#60);", "<", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(gt|#62);", ">", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(nbsp|#160);", " ", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(iexcl|#161);", "/x00a1", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(cent|#162);", "/x00a2", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(pound|#163);", "/x00a3", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, "&(copy|#169);", "/x00a9", RegexOptions.IgnoreCase);
        Htmlstring = Regex.Replace(Htmlstring, @"&#(/d+);", "", RegexOptions.IgnoreCase);
        Htmlstring.Replace("<", "");
        Htmlstring.Replace(">", "");
        Htmlstring.Replace("/r/n", "");
        Htmlstring = HttpContext.Current.Server.HtmlEncode(Htmlstring).Trim();
        return Htmlstring;
    }