什么时候清除html标签,清除文本中Html的标签

///

/// 清除文本中Html的标签

///

///

///

protected string ClearHtml(string Content)

{

Content = ReplaceHtml("[^>]*;", "", Content);

Content = ReplaceHtml("?marquee[^>]*>", "", Content);

Content = ReplaceHtml("?object[^>]*>", "", Content);

Content = ReplaceHtml("?param[^>]*>", "", Content);

Content = ReplaceHtml("?embed[^>]*>", "", Content);

Content = ReplaceHtml("?table[^>]*>", "", Content);

Content = ReplaceHtml(" ", "", Content);

Content = ReplaceHtml("?tr[^>]*>", "", Content);

Content = ReplaceHtml("?th[^>]*>", "", Content);

Content = ReplaceHtml("?p[^>]*>", "", Content);

Content = ReplaceHtml("?a[^>]*>", "", Content);

Content = ReplaceHtml("?img[^>]*>", "", Content);

Content = ReplaceHtml("?tbody[^>]*>", "", Content);

Content = ReplaceHtml("?li[^>]*>", "", Content);

Content = ReplaceHtml("?span[^>]*>", "", Content);

Content = ReplaceHtml("?div[^>]*>", "", Content);

Content = ReplaceHtml("?th[^>]*>", "", Content);

Content = ReplaceHtml("?td[^>]*>", "", Content);

Content = ReplaceHtml("?script[^>]*>", "", Content);

Content = ReplaceHtml("(javascript|jscript|vbscript|vbs):", "", Content);

Content = ReplaceHtml("on(mouse|exit|error|click|key)", "", Content);

Content = ReplaceHtml("]*>", "", Content);

Content = ReplaceHtml("]*>", "", Content);

Content = ReplaceHtml("?font[^>]*>", "", Content);

Content = ReplaceHtml("?b[^>]*>", "", Content);

Content = ReplaceHtml("?u[^>]*>", "", Content);

Content = ReplaceHtml("?i[^>]*>", "", Content);

Content = ReplaceHtml("?strong[^>]*>", "", Content);

string clearHtml = Content;

return clearHtml;

}

///

/// 清除文本中的Html标签

///

/// 要替换的标签正则表达式

/// 替换为的内容

/// 要替换的内容

///

private string ReplaceHtml(string patrn, string strRep, string content)

{

if (string.IsNullOrEmpty(content))

{

content = "";

}

Regex rgEx = new Regex(patrn, RegexOptions.IgnoreCase);

string strTxt = rgEx.Replace(content, strRep);

return strTxt;

}