protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { DalOperationAboutGameCategory dalGC = new DalOperationAboutGameCategory(); DataTable dtGC = dalGC.GetList().Tables[0]; for (int i = 0; i < dtGC.Rows.Count; i++) { ddlGameCategory.Items.Add(new ListItem(dtGC.Rows[i]["gameTitle"].ToString().Trim(), dtGC.Rows[i]["gameCategoryId"].ToString().Trim())); } DalOperationAboutGameType dal = new DalOperationAboutGameType(); DataTable dt = dal.Get(gameTypeId).Tables[0]; if (dt.Rows.Count > 0) { txtGameTypeTitle.Text = dt.Rows[0]["gameTypeTitle"].ToString().Trim(); string _allowSexType = dt.Rows[0]["allowSexType"].ToString().Trim(); txtGroupCapability.Text = dt.Rows[0]["groupCapability"].ToString().Trim(); hidGroupCapability.Value = dt.Rows[0]["groupCapability"].ToString().Trim(); for (int i = 0; i < ddlGameCategory.Items.Count; i++) { if (ddlGameCategory.Items[i].Value == dt.Rows[0]["gameCategoryId"].ToString().Trim()) { ddlGameCategory.SelectedIndex = i; break; } } foreach (ListItem rbt in rblTeacher.Items) { if (rbt.Value == _allowSexType) { rbt.Selected = true; } } } } }