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  • ckeditor 粘贴后去除html

        public static string NoHTML(string Htmlstring)
        {
            //删除脚本
            Htmlstring = Htmlstring.Replace("\r\n""");
            Htmlstring = Regex.Replace(Htmlstring, @"<script.*?</script>""", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"<style.*?</style>""", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"<.*?>""", RegexOptions.IgnoreCase);
            //删除HTML //&ndash;
            Htmlstring = Regex.Replace(Htmlstring, @"<(.[^>]*)>""", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"([\r\n])[\s]+""", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"&ndash;""-", RegexOptions.IgnoreCase);//1
            Htmlstring = Regex.Replace(Htmlstring, @"&ldquo;""", RegexOptions.IgnoreCase);//2
            Htmlstring = Regex.Replace(Htmlstring, @"&rdquo;""", RegexOptions.IgnoreCase);//3增加了3个替换
            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);""\xa1", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"&(cent|#162);""\xa2", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"&(pound|#163);""\xa3", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"&(copy|#169);""\xa9", RegexOptions.IgnoreCase);
            Htmlstring = Regex.Replace(Htmlstring, @"&#(\d+);""", RegexOptions.IgnoreCase);
            Htmlstring = Htmlstring.Replace("<""");
            Htmlstring = Htmlstring.Replace(">""");
            Htmlstring = Htmlstring.Replace("\r\n""");
            Htmlstring = HttpContext.Current.Server.HtmlEncode(Htmlstring).Trim();
            return Htmlstring;
        }
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  • 原文地址:https://www.cnblogs.com/hun_dan/p/2227048.html
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