怎么截取富文本框中的字符? 我需要截取富文本框中的字符,结果才发现截的都是html标签,有什么办法直接截取内容,而不是html标签? 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 #region/// 过滤html,js,css代码 /// /// 过滤html,js,css代码 /// /// 参数传入 /// public static string CheckStr(string html) { System.Text.RegularExpressions.Regex regex1 = new System.Text.RegularExpressions.Regex(@"", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex2 = new System.Text.RegularExpressions.Regex(@" href *= *[\s\S]*script *:", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex3 = new System.Text.RegularExpressions.Regex(@" no[\s\S]*=", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex4 = new System.Text.RegularExpressions.Regex(@"", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex5 = new System.Text.RegularExpressions.Regex(@"", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex6 = new System.Text.RegularExpressions.Regex(@"\]+\>", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex7 = new System.Text.RegularExpressions.Regex(@" ", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex8 = new System.Text.RegularExpressions.Regex(@" ", System.Text.RegularExpressions.RegexOptions.IgnoreCase); System.Text.RegularExpressions.Regex regex9 = new System.Text.RegularExpressions.Regex(@"<[^>]*>", System.Text.RegularExpressions.RegexOptions.IgnoreCase); html = regex1.Replace(html, ""); //过滤标记 html = regex2.Replace(html, ""); //过滤href=javascript: () 属性 html = regex3.Replace(html, " _disibledevent="); //过滤其它控件的on...事件 html = regex4.Replace(html, ""); //过滤iframe html = regex5.Replace(html, ""); //过滤frameset html = regex6.Replace(html, ""); //过滤frameset html = regex7.Replace(html, ""); //过滤frameset html = regex8.Replace(html, ""); //过滤frameset html = regex9.Replace(html, ""); html = html.Replace(" ", ""); //html = html.Replace("", ""); //html = html.Replace("", ""); return html; } #endregion #region /// /// 过滤p /p代码 /// /// 参数传入 /// public static string InputStr(string html) { html = html.Replace(@"\]+\>", ""); //html = html.Replace(@" ", ""); //html = html.Replace(@" ", ""); return html; } #endregion /// <summary> /// 截取字符串 /// </summary> /// <param name="str">要处理的字符串</param> /// <param name="length">要截取的长度</param> /// <returns></returns> public static string GetLength(string str, int length) { string strR = str; if (str.Length > length) { strR = str.Substring(0, length) + "..."; } return strR; } 关于SlideShowExtender的一个小问题 每天要从web服务器上下载数据库,有好的办法吗?大家给点意见 VS2005打包程序如何通过程序设置虚拟目录的权限! 怎么能让页面不生成viewstate 急!ASP.NET中如何连接Sybase数据库? 网卡与2003的冲突怎么办? DataGrid绑定的Button 大家看看这段C#代码有没有问题! listbox 绑捆两字段数据显示 水晶报表行列转换?? 读取XML值,急! 获取验证码的问题?
#region/// 过滤html,js,css代码
///
/// 过滤html,js,css代码
///
/// 参数传入
///
public static string CheckStr(string html)
{
System.Text.RegularExpressions.Regex regex1 = new System.Text.RegularExpressions.Regex(@"", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex2 = new System.Text.RegularExpressions.Regex(@" href *= *[\s\S]*script *:", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex3 = new System.Text.RegularExpressions.Regex(@" no[\s\S]*=", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex4 = new System.Text.RegularExpressions.Regex(@"", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex5 = new System.Text.RegularExpressions.Regex(@"", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex6 = new System.Text.RegularExpressions.Regex(@"\]+\>", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex7 = new System.Text.RegularExpressions.Regex(@"
", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex8 = new System.Text.RegularExpressions.Regex(@"
", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
System.Text.RegularExpressions.Regex regex9 = new System.Text.RegularExpressions.Regex(@"<[^>]*>", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
html = regex1.Replace(html, ""); //过滤标记
html = regex2.Replace(html, ""); //过滤href=javascript: () 属性
html = regex3.Replace(html, " _disibledevent="); //过滤其它控件的on...事件
html = regex4.Replace(html, ""); //过滤iframe
html = regex5.Replace(html, ""); //过滤frameset
html = regex6.Replace(html, ""); //过滤frameset
html = regex7.Replace(html, ""); //过滤frameset
html = regex8.Replace(html, ""); //过滤frameset
html = regex9.Replace(html, "");
html = html.Replace(" ", "");
//html = html.Replace("", "");
//html = html.Replace("", "");
return html;
}
#endregion
#region
///
/// 过滤p /p代码
///
/// 参数传入
///
public static string InputStr(string html)
{
html = html.Replace(@"\]+\>", "");
//html = html.Replace(@" ", "");
//html = html.Replace(@" ", "");
return html;
}
#endregion
/// <summary>
/// 截取字符串
/// </summary>
/// <param name="str">要处理的字符串</param>
/// <param name="length">要截取的长度</param>
/// <returns></returns>
public static string GetLength(string str, int length)
{
string strR = str;
if (str.Length > length)
{
strR = str.Substring(0, length) + "...";
}
return strR;
}