rdlc报表：定义了报表参数，如何给它赋值呢？

Question

如题

Answer 1

ReportViewer1.ShowParameterPrompts = false; 
        //string ReportServerUrl = System.Configuration.ConfigurationManager.AppSettings["ReportServerUrl"].ToString();
        //ReportViewer1.ServerReport.ReportServerUrl = new Uri(ReportServerUrl);        ReportParameter Myyear = new ReportParameter();
        ReportParameter Mymonth = new ReportParameter();
        ReportParameter Myvalue = new ReportParameter();
        ReportParameter Mytype = new ReportParameter();
        ReportParameter Director_Id = new ReportParameter();        Myyear.Name = "Myyear";
        Myyear.Values.Add(Request.QueryString["myyear"].ToString());
        
        Mymonth.Name = "Mymonth";
        Mymonth.Values.Add(Request.QueryString["mymonth"].ToString());        Myvalue.Name = "Myvalue";
        Myvalue.Values.Add(Request.QueryString["myvalue"].ToString());        Mytype.Name = "Mytype";
        Mytype.Values.Add(Request.QueryString["mytype"].ToString());        Director_Id.Name = "Director_Id";
        Director_Id.Values.Add(Request.QueryString["Director_Id"].ToString());        ReportViewer1.ProcessingMode = ProcessingMode.Local;        ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { Myyear });
        ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { Mymonth });
        ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { Myvalue });
        ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { Mytype });
        ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { Director_Id });        ReportViewer1.LocalReport.Refresh();

Answer 2

谢谢，终于找到答案：
ReportParameter p = new 
      ReportParameter("ShowDescriptions", checkBox1.Checked.ToString());
this.reportViewer1.LocalReport.SetParameters(new ReportParameter[] { p });