datatable 使用LAMBDA表达查询，过滤

     DataTable dt = new DataTable();

            DataColumn dc = new DataColumn("UserName", System.Type.GetType("System.String"));

            DataColumn dc1 = new DataColumn("UserPwd", System.Type.GetType("System.String"));

            dt.Columns.Add(dc);

            dt.Columns.Add(dc1);

            DataRow dr = dt.NewRow();

            dr["UserName"] = "22";

            dr["UserPwd"] = "33";

            dt.Rows.Add(dr);

var rownumber = dt.AsEnumerable().Where<DataRow>(C=>C["UserName"].ToString()=="22");

            int row = rownumber.Count<DataRow>();

            foreach ( DataRow en in  rownumber)

            {
Response.Write("User" + en["UserName"] + "pwd" + en["UserPwd"]);

            }

datatable 使用LAMBDA表达查询，过滤,布布扣,bubuko.com