using System; using System.Collections.Generic; using System.Data; using System.Text; namespace AccessStudy.Core { public class StudentServer { private OledbUtil dbUtil = new OledbUtil(); public List GetAll() { List students = new List(); var dataTable = dbUtil.GetDataTable("Student"); foreach (DataRow row in dataTable.Rows) { var student = new Student() { Id = (int)row["Id"], Name=row["Name"].ToString(), Age = (int)row["Age"], }; students.Add(student); } return students; } } }