// 刷新专业号 protected void bindSpecility() { // 获得未创建标准的专业 ddlSpeciality.Items.Clear();// 先清空已下拉菜单 ddlSpeciality.Items.Add(new ListItem("==请选择==", "null")); ddlSpeciality.DataSource = finSrv.GetSpeciality(ddlDepartment.SelectedValue); ddlSpeciality.DataBind(); }
// 当下拉学院改变时,添加专业信息 protected void DdlDepartment_SelectedIndexChanged(object sender, EventArgs e) { if (ddlDepartment.SelectedValue != "null") { // 获得专业下拉信息 ddlSpeciality.Items.Clear(); // 先清空已下拉菜单 ddlSpeciality.Items.Add(new ListItem("==请选择==", "null")); //设置第一行 ddlSpeciality.DataSource = finSrv.GetSpeciality(ddlDepartment.SelectedValue); ddlSpeciality.DataBind(); } else { lbMessage.Text = "请选择学院"; } }