Asp.Net Gridview Buttonfield获取行数据

protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
    if (e.CommandName == "Select")
    {
        int index = Convert.ToInt32(e.CommandArgument);
        GridViewRow row = GridView1.Rows[index];
        // 获取行数据
        string column1Value = row.Cells[1].Text;
        string column2Value = row.Cells[2].Text;
        // 其他列数据
    }
}