小唯快跑啊
System.Data.DataTable table = new DataTable();System.Data.DataColumn column = new DataColumn();column.ColumnName = "序号";column.AutoIncrement = true;column.AutoIncrementSeed = 1;column.AutoIncrementStep = 1;table.Columns.Add(column);table.Merge(ds.Tables[0]);datagridview1.DataSource = table;datagridview1.Columns["序号"].DisplayIndex = 0;//调整列顺序