提出HTML代码中的文字

提出HTML代码中的文字：

 1public  string StripHTML(string strHtml)
 2    {
 3        string[] aryReg ={
 4          @"<script[^>]*?>.*?</script>",
 5          @"<(\/\s*)?!?((\w+:)?\w+)(\w+(\s*=?\s*(([""'])(\\[""'tbnr]|[^\7])*?\7|\w+)|.{0})|\s)*?(\/\s*)?>",
 6          @"([\r\n])[\s]+",
 7          @"&(quot|#34);",
 8          @"&(amp|#38);",
 9          @"&(lt|#60);",
10          @"&(gt|#62);", 
11          @"&(nbsp|#160);", 
12          @"&(iexcl|#161);",
13          @"&(cent|#162);",
14          @"&(pound|#163);",
15          @"&(copy|#169);",
16          @"&#(\d+);",
17          @"-->",
18          @"<!--.*\n" 
19         };
20
21        string[] aryRep = {
22           "",
23           "",
24           "",
25           "\"",
26           "&",
27           "<",
28           ">",
29           " ",
30           "\xa1",//chr(161),
31           "\xa2",//chr(162),
32           "\xa3",//chr(163),
33           "\xa9",//chr(169),
34           "",
35           "\r\n",
36           ""
37          };
38
39        string newReg = aryReg[0];
40        string strOutput = strHtml;
41        for (int i = 0; i < aryReg.Length; i++)
42        {
43            Regex regex = new Regex(aryReg[i], RegexOptions.IgnoreCase);
44            strOutput = regex.Replace(strOutput, aryRep[i]);
45        }
46
47        strOutput.Replace("<", "");
48        strOutput.Replace(">", "");
49        strOutput.Replace("\r\n", "");
50
51
52        return strOutput;
53    }