GridView_RowUpdating取不到新值的解决方法，需要的朋友可以参考一下

代码如下:protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)    {        sqlcon = new SqlConnection(strCon);        sqlcon.Open();        string bianhao = Convert.ToString(this.GridView1.DataKeys[e.RowIndex].Value);        stri