protected void Btn_Choos_Click(object sender, EventArgs e) { Button btn = sender as Button; GridViewRow row = btn.Parent.Parent as GridViewRow; string a = row.Cells[0].ToString(); string b = Convert.ToString(this.GridView1.DataKeys[row.DataItemIndex].Values[0]);//获得DataKeys的值 Labeltest.Text = b; Model.Feedback feedback = new Model.Feedback(); BLL.FeedbackManager Fmanager = new FeedbackManager(); string Str1 = "feedbackID='" + Labeltest.Text + "'"; string s = Fmanager.GetListID(Str1); LabelName.Text = s; GridView2.Columns[9].Visible = true; }