asp.ne改变datatable中的数据

Datatable dt=new DataTable();

 

dt=CommonCS.GetInfo();

 

/增加一个新列“url”并赋值

dt.Columns.Add("url", typeof(string));
 DataRow dr = dt.Rows[i];
  dr.BeginEdit();

               dr["url"] = ED.EncryptQueryString("type=dongtai,news,-1," + dt.Rows[i][0].ToString());
                   
  dr.EndEdit();

 

 

//改变原有数据值

 DataRow dr = dt.Rows[i];

 dr.BeginEdit();

               dr[0] = ED.EncryptQueryString("type=dongtai,news,-1," + dt.Rows[i][0].ToString());
                   
  dr.EndEdit();