C#List转DataTable

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp4.Extensions
{
 public static  class DBExtensions
  {

    /// <summary>
    /// List转为DataTable
    /// </summary>
    /// <typeparam name="T"></typeparam>
    /// <param name="array"></param>
    /// <returns></returns>
    public static DataTable CopyToDataTable<T>(this IEnumerable<T> array)
    {
      DataTable ret = new DataTable();
      foreach (PropertyDescriptor dp in TypeDescriptor.GetProperties(typeof(T)))
      {
        string a = dp.Name;
        ret.Columns.Add(a);
      }

      foreach (T item in array)
      {
        var Row = ret.NewRow();
        foreach (PropertyDescriptor dp in TypeDescriptor.GetProperties(typeof(T)))


          Row[dp.Name] = dp.GetValue(item);
        ret.Rows.Add(Row);
      }
      return ret;
    }
  }
}
   //调用
      var _list = new List<Z_Result_log>();
      _list.CopyToDataTable();

 

posted @ 2021-10-29 15:12  亦承  阅读(1498)  评论(0)    收藏  举报