数据下载

    [WebMethod]
    public static string  exportDataPDF()   
    {
        System.Web.HttpRequest Request = System.Web.HttpContext.Current.Request;
        string fileName = "事件还原分析";
        string url = Request.Url.AbsoluteUri;
        string urlQuest = Request.Url.PathAndQuery;
        url = Regex.Replace(url, @"\.aspx.*", @"PDF.aspx");         
        string filePath = CommonExportPDF.createPDF(url);
        //FileStream fs = new FileStream(filePath, FileMode.Open);
        //byte[] file = new byte[fs.Length];
        //fs.Read(file, 0, file.Length);
        //fs.Close();
        //HttpResponse Response = System.Web.HttpContext.Current.Response;
        //System.Web.HttpContext.Current.Response.Clear();
        //System.Web.HttpContext.Current.Response.AddHeader("content-disposition", "attachment; filename=" + System.Web.HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8) + ".pdf");//強制下載
        //System.Web.HttpContext.Current.Response.ContentType = "application/octet-stream";
        //System.Web.HttpContext.Current.Response.BinaryWrite(file);
        return filePath;
    }