public class User {         public int ID { get; set; }         public string Name { get; set; } } //对应数据库表： //User //字段：ID、Name    

private static List<T> TableToEntity<T>(DataTable dt) where T : class,new() {     Type type = typeof(T);     List<T> list = new List<T>();     foreach (DataRow row in dt.Rows)     {         PropertyInfo[] pArray = type.GetProperties();         T entity = new T();         foreach (PropertyInfo p in pArray)         {             if (row[p.Name] is Int64)             {                 p.SetValue(entity, Convert.ToInt32(row[p.Name]), null);                 continue;             }             p.SetValue(entity, row[p.Name], null);         }         list.Add(entity);     }     return list; } 　　 // 调用： List<User> userList = TableToEntity<User>(YourDataTable);