C# 스토리지 프로세스 반환값 및 출력 매개변수 값을 가져오는 방법

 
  
//     
  
//Create PROCEDURE MYSQL 
  
//     @a int, 
  
//     @b int 
  
//AS 
  
//     return @a + @b 
  
//GO 
  
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["LocalSqlServer"].ToString()); 
  
conn.Open(); 
  
SqlCommand MyCommand = new SqlCommand("MYSQL", conn); 
  
MyCommand.CommandType = CommandType.StoredProcedure; 
  
MyCommand.Parameters.Add(new SqlParameter("@a", SqlDbType.Int)); 
  
MyCommand.Parameters["@a"].Value = 10; 
  
MyCommand.Parameters.Add(new SqlParameter("@b", SqlDbType.Int)); 
  
MyCommand.Parameters["@b"].Value = 20; 
  
MyCommand.Parameters.Add(new SqlParameter("@return", SqlDbType.Int)); 
  
MyCommand.Parameters["@return"].Direction = ParameterDirection.ReturnValue; 
  
MyCommand.ExecuteNonQuery(); 
  
Response.Write(MyCommand.Parameters["@return"].Value.ToString()); 
   
   
 

 
  
//     
  
//Create PROCEDURE MYSQL 
  
//     @a int, 
  
//     @b int, 
  
//     @c int output 
  
//AS 
  
//     Set @c = @a + @b 
  
//GO 
  
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["LocalSqlServer"].ToString()); 
  
conn.Open(); 
  
SqlCommand MyCommand = new SqlCommand("MYSQL", conn); 
  
MyCommand.CommandType = CommandType.StoredProcedure; 
  
MyCommand.Parameters.Add(new SqlParameter("@a", SqlDbType.Int)); 
  
MyCommand.Parameters["@a"].Value = 20; 
  
MyCommand.Parameters.Add(new SqlParameter("@b", SqlDbType.Int)); 
  
MyCommand.Parameters["@b"].Value = 20; 
  
MyCommand.Parameters.Add(new SqlParameter("@c", SqlDbType.Int)); 
  
MyCommand.Parameters["@c"].Direction = ParameterDirection.Output; 
  
MyCommand.ExecuteNonQuery(); 
  
Response.Write(MyCommand.Parameters["@c"].Value.ToString()); 
   
   
 

 
  
     public static int User_Add(User us) 
  
     { 
  
         int iRet; 
  
         SqlConnection conn = new SqlConnection(Conn_Str); 
  
         SqlCommand cmd = new SqlCommand("User_Add", conn); 
  
         cmd.CommandType = CommandType.StoredProcedure; 
  
         cmd.Parameters.AddWithValue("@UName", us.UName); 
  
         cmd.Parameters.AddWithValue("@UPass", us.UPass); 
  
         cmd.Parameters.AddWithValue("@PassQuestion", us.PassQuestion); 
  
         cmd.Parameters.AddWithValue("@PassKey", us.PassKey); 
  
         cmd.Parameters.AddWithValue("@Email", us.Email); 
  
         cmd.Parameters.AddWithValue("@RName", us.RName); 
  
         cmd.Parameters.AddWithValue("@Area", us.Area); 
  
         cmd.Parameters.AddWithValue("@Address", us.Address); 
  
         cmd.Parameters.AddWithValue("@ZipCodes", us.ZipCodes); 
  
         cmd.Parameters.AddWithValue("@Phone", us.Phone); 
  
         cmd.Parameters.AddWithValue("@QQ", us.QQ); 
  
         cmd.Parameters.Add("@RETURN_VALUE", "").Direction = ParameterDirection.ReturnValue;       
  
         try 
  
         { 
  
             conn.Open(); 
  
             cmd.ExecuteNonQuery(); 
  
             iRet = (int)cmd.Parameters["@RETURN_VALUE"].Value; 
  
         } 
  
         catch (SqlException ex) 
  
         { 
  
             throw ex; 
  
         } 
  
         finally 
  
         { 
  
             conn.Close(); 
  
         } 
  
         return iRet; 
  
     } 
  
 
 

 
  
    public static decimal Cart_UserAmount(int UID) 
  
    { 
  
        decimal iRet; 
  
        SqlConnection conn = new SqlConnection(Conn_Str); 
  
        SqlCommand cmd = new SqlCommand("Cart_UserAmount", conn); 
  
        cmd.CommandType = CommandType.StoredProcedure; 
  
        cmd.Parameters.AddWithValue("@UID", UID); 
  
        cmd.Parameters.Add("@Amount", SqlDbType.Decimal).Direction=ParameterDirection.Output; 
  
        try 
  
        { 
  
            conn.Open(); 
  
            cmd.ExecuteNonQuery(); 
  
            iRet = (decimal)cmd.Parameters["@Amount"].Value; 
  
        } 
  
        catch (SqlException ex) 
  
        { 
  
            throw ex; 
  
        } 
  
        finally 
  
        { 
  
            conn.Close(); 
  
        } 
  
        return iRet; 
  
    }