C#DataTable和dataGridView控件

//

DataTable table = new DataTable();
            table.Columns.Add("序号", Type.GetType("System.String"));  //第一列
            table.Columns.Add("姓名", Type.GetType("System.String"));  //第二列


            DataRow row = table.NewRow();  //行
            row[0] = "1";
            row[1] = "张三";
            table.Rows.Add(row);
            dataGridView1.DataSource = table;
            dataGridView1.Columns[0].Width = 160;
            dataGridView1.Columns[1].Width = 340;