protected void bt_Login_Click(object sender, EventArgs e) { string Phone = tb_Phone.Text.Trim(); Client client = new Client(); string Pwd = tb_Pwd.Text.Trim(); string rePwd = tb_RePwd.Text.Trim(); ClientBll bll = new ClientBll(); string Name = tb_Name.Text.Trim(); byte Age = 0; //Byte.TryParse(yourAge.value(), out Age); Byte.TryParse(tb_Age.Text.Trim(), out Age); string Sex = rbl_Sex.SelectedValue == "男" ? "男" : "女"; if (string.IsNullOrEmpty(Phone) || string.IsNullOrEmpty(Pwd)) { Response.Write("用户名和密码不能为空!"); } else if (Pwd != rePwd) { Response.Write("密码不一致!请重新输入!"); } else { if (!bll.SelectPhoneCount(Phone)) { client.Phone = Phone; client.Pwd = Pwd; client.Name = Name; client.Sex = Sex; client.Age = Age; bool isOK = bll.AddClient(client); if (isOK) { Response.Write("<script>alert('注册成功!!')</script>"); Response.Redirect("Login.aspx"); } else { Response.Write("<script>alert('注册失败!')</script>"); } } else { Response.Write("<script>alert('用户已经存在,请重新输入!')</script>"); } } }