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  • DataReader的使用

    public List<Student> GetList()
            {
                string sql = "select * from Student";
                using (conn = new SqlConnection(connectionstring))
                {
                    conn.Open();
                    List<Student> list = new List<Student>();
                    SqlCommand cmd = new SqlCommand(sql, conn);
                    SqlDataReader sdr = cmd.ExecuteReader();
                    while (sdr.Read())
                    {
                        Student stu = new Student();
                        stu.ID = Convert.ToInt32(sdr[0]);
                        stu.Name = sdr[1].ToString();
                        stu.Sex = Convert.ToInt32(sdr[2]);
                        stu.Age = Convert.ToInt32(sdr[3]);
                        list.Add(stu);
                    }
                    return list;
                }
            }

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  • 原文地址:https://www.cnblogs.com/daran/p/10338816.html
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