1 public static class IListUtil 2 { 3     /// <summary> 4     /// 将集合类转换成DataTable  5     /// </summary> 6     /// <param name="list">集合</param> 7     /// <returns></returns> 8     public static DataTable AsDataTable<T>(this IList<T> list) 9     {10         DataTable result = new DataTable();11         if (list.Count > 0)12         {13             PropertyInfo[] propertys = typeof(T).GetProperties();14             foreach (PropertyInfo pi in propertys)15             {16                 result.Columns.Add(pi.Name, pi.PropertyType);17             }18 19             for (int i = 0; i < list.Count; i++)20             {21                 ArrayList tempList = new ArrayList();22                 foreach (var item in propertys)23                 {24                     object obj = item.GetValue(list[i], null);25                     tempList.Add(obj);26                 }27 28                 object[] array = tempList.ToArray();29                 result.LoadDataRow(array, true);30             }31         }32         return result;33     }34 35 36 }