public void loadsession() { try { ds.Clear(); cbl_sessionname.Items.Clear(); string itemheader = ""; for (int i = 0; i < cbl_hostelname.Items.Count; i++) { if (cbl_hostelname.Items[i].Selected == true) { if (itemheader == "") { itemheader = "" + cbl_hostelname.Items[i].Value.ToString() + ""; } else { itemheader = itemheader + "'" + "," + "" + "'" + cbl_hostelname.Items[i].Value.ToString() + ""; } } } if (itemheader.Trim() != "") { //string selecthostel = "select distinct Session_Code,Session_Name from Session_Master where Hostel_Code in ('" + itemheader + "')"; //ds = d2.select_method_wo_parameter(selecthostel, "Text"); ds = d2.BindSession_inv(itemheader); if (ds.Tables[0].Rows.Count > 0) { cbl_sessionname.DataSource = ds; cbl_sessionname.DataTextField = "SessionName"; cbl_sessionname.DataValueField = "SessionMasterPK"; cbl_sessionname.DataBind(); if (cbl_sessionname.Items.Count > 0) { for (int i = 0; i < cbl_sessionname.Items.Count; i++) { cbl_sessionname.Items[i].Selected = true; cb_sessionname.Checked = true; } txt_sessionname.Text = "Session Name(" + cbl_sessionname.Items.Count + ")"; } } else { txt_sessionname.Text = "--Select--"; } } else { txt_sessionname.Text = "--Select--"; } } catch { } }