private void Txt_id_TextChanged(object sender, TextChangedEventArgs e)
{
ReportDocument gozar = new ReportDocument();
gozar.Load(System.AppDomain.CurrentDomain.BaseDire ctory + "/CReportghfardi.rpt");
using (Litebank1Entities db = new Litebank1Entities())
{
var b = (from c in db.Tgharardads
select new
{
c.Id,
c.saheb,
c.modir,
c.mablagh,
c.addressgh,
c.npardakht,
c.asdate,
c.tadate,
c.tedadbaner
}
).ToList();
gozar.SetDataSource(b);
Viewer2.ViewerCore.ReportSource = gozar;
}