工具类

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/// <summary>         /// md5加密方式         /// </summary>         /// <param name="str">原字符串</param>         /// <param name="code">16，32 位</param>         /// <returns>加密后的字符串</returns>         public static string MD5(string str, int code)         {             if (code == 16)             {                 return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(str, "md5").ToLower().Substring(8, 16);             }             if (code == 32)             {                 return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(str, "md5").ToUpper();             }             return str;         }           // 返回指定字符串的值           public static string TagVal(string Tag, string TagName)         {             string[] strArray = Tag.Split(new char[] { ',' });             for (int i = 0; i < strArray.Length; i++)             {                 Regex regex = new Regex(@"(?<Keyword>\w+)\s*=\s*(?<Value>.*)", RegexOptions.Compiled | RegexOptions.IgnoreCase);                 for (Match match = regex.Match(strArray[i]); match.Success; match = match.NextMatch())                 {                     if (match.Groups["Keyword"].ToString().ToLower().IndexOf(TagName.ToLower()) != -1)                     {                         return match.Groups["Value"].ToString();                     }                 }             }             return "";         }             /// <summary>         /// 弹出消息框         /// </summary>         /// <param name="message">消息内容</param>         public static void Alert(string message, System.Web.UI.Page page)         {             string js = "<script language=javascript>alert('{0}');</script>";             if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "AlertAndRedirect"))             {                 page.ClientScript.RegisterStartupScript(page.GetType(), "Alert", string.Format(js, message));             }         }                 /// <summary>         /// 重写URL，分页函数         /// </summary>         /// <param name="RecordCount">记录总数</param>         /// <param name="PageSize">分页大小</param>         /// <param name="PageIndex">当前页</param>         /// <param name="PageList">循环页码个数</param>         /// <param name="strWhere">参数</param>         /// <param name="cssClass">页面</param>         /// <returns>分页字符串</returns>         public static string GetPageListManage(string url, int RecordCount, int PageSize, int PageIndex, int PageList, string strWhere)         {             StringBuilder strPage = new StringBuilder();             if (PageSize <= 0) PageSize = 1;             int PageCount = (RecordCount + PageSize - 1) / PageSize;             int PageTemp = 0;             if (PageIndex > PageCount)             {                 PageIndex = PageCount;             }             else if (PageIndex <= 0)             {                 PageIndex = 1;             }               //新的分页             strPage.AppendFormat("<div class=\"bigPage\">");             strPage.AppendFormat("<a href=\"" + url + "?page={0}\" onfocus=\"this.blur()\" class=\"previous\" beginpage=\"1\">上一页</a>", PageIndex - 1 <= 0 ? 1 : PageIndex - 1, strWhere);             PageTemp = ((PageIndex - 1) / PageList) * PageList + 1;             int i = 1;             while (i <= PageList && PageTemp <= PageCount)             {                 i++;                 strPage.AppendFormat(PageTemp == PageIndex ? "<a class=\"hover\">{0}</a>" : "<a style='margin-left:5px;margin-right:5px;' href=\"" + url + "?page={0}\" onfocus=\"this.blur()\">{0}</a>", PageTemp++);             }               if (PageCount > 10)             {                 strPage.AppendFormat("<span>...</span>");             }               strPage.AppendFormat("<a href=\"" + url + "?page={0}\" class=\"previous\" onfocus=\"this.blur()\">下一页</a>", PageIndex + 1 > PageCount ? PageCount : PageIndex + 1, strWhere);             strPage.AppendFormat(" </div>");             return strPage.ToString();         }