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ADO.NET添加數據

sql database 添加引用 microsoft ring rom client subst name

string ucode = "";
           //開始 生成編號
            SqlConnection conn = new SqlConnection("server=.;database=Data0504;user=sa;pwd=lyb0629");
            SqlCommand cmd = conn.CreateCommand();
            cmd.CommandText = "select * from Users order by Ucode desc";
            conn.Open();
            SqlDataReader dr = cmd.ExecuteReader();
            dr.Read();
            ucode = dr["Ucode"].ToString();
            int a = Convert.ToInt32(ucode.Substring(1));
            a++;
            ucode = "U" + a.ToString("000");
            conn.Close();
            //結束 生成編號
            Console.WriteLine("您的編號是:"+ucode);
            Console.Write("請輸入用戶名:");
            string username = Console.ReadLine();
            Console.Write("請輸入密碼:");
            string password = Console.ReadLine();
            Console.Write("請輸入昵稱:");
            string nickname = Console.ReadLine();
            Console.Write("請輸入性別:");
            string sex = Console.ReadLine();
            Console.Write("請輸入生日:");
            string birthday = Console.ReadLine();
            Console.Write("請輸入民族:");
            string nation = Console.ReadLine();
                   
            cmd.CommandText = "insert into Users value([email protected]
/* */,[email protected],[email protected],[email protected],[email protected],[email protected])"; cmd.Parameters.Clear(); cmd.Parameters.AddWithValue(@b, username); cmd.Parameters.AddWithValue(@c, password); cmd.Parameters.AddWithValue(@d, nickname); cmd.Parameters.AddWithValue(@e, sex); cmd.Parameters.AddWithValue(@f, birthday); cmd.Parameters.AddWithValue(@g, nation); conn.Open(); int count = cmd.ExecuteNonQuery(); conn.Close(); if (count >= 1) { Console.WriteLine("添加成功!"); } else { Console.WriteLine("添加失敗!"); } Console.ReadKey();

//這裏記得添加引用命名空間

//using System.Data.SqlClient;

ADO.NET添加數據