how get value of cell after it updated?

public partial class admin_Def_hoze : System.Web.UI.Page
{
    GridViewRow row;
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        row = GridView1.Rows[e.RowIndex];    
    }
    protected void GridView1_RowUpdated(object sender, GridViewUpdatedEventArgs e)
    {
        GridViewRow row = GridView1.Rows;
        string str = row.Cells[2].Text;
    }
}