已取得datagrid中某条记录，现在要求这条记录的某个字段的值，怎么办啊

private void Form1_Load(object sender, System.EventArgs e)
{
sqlDataAdapter1.Fill(dataSet11);
this.dataGrid1.CurrentCellChanged += new System.EventHandler(this.dataGrid1_CurrentCellChanged);
}

private void dataGrid1_CurrentCellChanged(object sender, System.EventArgs e)
{
MessageBox.Show ("Col is " + dataGrid1.CurrentCell.ColumnNumber
+ ", Row is " + dataGrid1.CurrentCell.RowNumber
+ ", Value is " + dataGrid1[dataGrid1.CurrentCell] );
}

好像这段代码是帮助里的 要学会看帮助呀~

找到数据源，通过索引找到对应的数据

dataReader可以