DataTable dt = new DataTable(); dt.Columns.Add("姓名"); dt.Columns.Add("学号"); dt.Rows.Add(new object[] { "小张", "0001" }); dt.Rows.Add(new object[] { "小王", "0002" }); dt.Rows.Add(new object[] { "小李", "0003" }); dt.Rows.Cast<DataRow>().ToDictionary(x => x[0].ToString(), x => x[1].ToString());