| 内容 |
protected string str = "<table><tr><td>sdasasdsdd</td></tr></table><br><p>sds</p><img id='img1' src='/uploads/202504/02/baidu_logo3808.gif' width='100' height='50' alt=''>aaassss<br><img src='/uploads/202504/02/baidu_logo3808.gif' width='100' height='50' alt=''> 说是道 ";
protected void Page_Load(object sender, EventArgs e)
{
//string regexstr = @"<[^>]*>"; //去除所有的标签
//@"<script[^>]*?>.*?</script >" //去除所有脚本，中间部分也删除
// string regexstr = @"<img[^>]*>"; //去除图片的正则
// string regexstr = @"<(?!br).*?>"; //去除所有标签，只剩br
// string regexstr = @"<table[^>]*?>.*?</table>"; //去除table里面的所有内容
string regexstr = @"<(?!img|br|p|/p).*?>"; //去除所有标签，只剩img,br,p
str = Regex.Replace(str, regexstr, string.Empty, RegexOptions.IgnoreCase);
} |