protected void BtnAddRegion_Click(object sender, EventArgs e) { var region = new Region(); region.RegionName = RegionNamebox.Text.ToString().Trim(); var regionService = new RegionService(); int count = regionService.ExperimentalRegion(region); // if(DDLCountry.Text=="") if (DDLCountry.Text == "-请选择-") { Response.Write("<script>alert('请选择国家')</script>"); } else if (count <= 0) { region.CountryId = Convert.ToInt32(DDLCountry.SelectedValue);//get Id value if (!string.IsNullOrWhiteSpace(region.RegionName)) { var result = regionService.AddRegion(region); if (result == 1) { BindCountry(); Response.Write("<script>alert('添加成功')</script>"); } else { Response.Write("<script>alert('添加失败')</script>"); } } else { Response.Write("<script>alert('请填写地区')</script>"); } } else { Response.Write("<script>alert('已经存在,换一个试试')</script>"); } }