///提取HTML代码中文字的C#函数 /// <summary> /// 去除HTML标记 /// </summary> /// <param name="strHtml">包括HTML的源码 </param> /// <returns>已经去除后的文字</returns> using System; using System.Text.RegularExpressions; public class StripHTMLTest{ public static void Main(){ string s=StripHTML("<HTML><HEAD><TITLE>中国石龙信息平台</TITLE></HEAD><BODY>faddfs龙信息平台</BODY></HTML>"); Console.WriteLine(s); } public static string StripHTML(string strHtml){ string [] aryReg ={ @"<script[^>]*?>.*?</script>", @"<(\/\s*)?!?((\w+:)?\w+)(\w+(\s*=?\s*(([""'])(\\[""'tbnr]|[^\7])*?\7|\w+)|.{0})|\s)*?(\/\s*)?>", @"([\r\n])[\s]+", @"&(quot|#34);", @"&(amp|#38);", @"&(lt|#60);", @"&(gt|#62);", @"&(nbsp|#160);", @"&(iexcl|#161);", @"&(cent|#162);", @"&(pound|#163);", @"&(copy|#169);", @"&#(\d+);", @"-->", @"<!--.*\n" }; string [] aryRep = { "", "", "", "\"", "&", "<", ">", " ", "\xa1",//chr(161), "\xa2",//chr(162), "\xa3",//chr(163), "\xa9",//chr(169), "", "\r\n", "" };
string newReg =aryReg[0]; string strOutput=strHtml; for(int i = 0;i<aryReg.Length;i++){ Regex regex = new Regex(aryReg[i],RegexOptions.IgnoreCase); strOutput = regex.Replace(strOutput,aryRep[i]); } strOutput.Replace("<",""); strOutput.Replace(">",""); strOutput.Replace("\r\n",""); return strOutput; } } |