protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)     {         sqlcon = new SqlConnection(strCon);         sqlcon.Open();         string bianhao = Convert.ToString(this.GridView1.DataKeys[e.RowIndex].Value);         string beizhu = ((TextBox)(GridView1.Rows[e.RowIndex].Cells[6].Controls[0])).Text.ToString();         string sqlstr = "SQL語句'";         sqlcom = new SqlCommand(sqlstr, sqlcon);         sqlcom.ExecuteNonQuery();         sqlcon.Close();         GridView1.EditIndex = -1;         bind();     }

 protected void Page_Load(object sender, EventArgs e)     {         if (!Page.IsPostBack)         {             bind();         }     }