我的GridView里面綁定了一個CommandField字段，我點擊更新的時候 提示：?Message="無法將類型為“System.Web.UI.WebControls.HyperLink”的對象強制轉換為類型“System.Web.UI.WebControls.TextBox”。" 這是我綁定的更新事件代碼： ?protected void RowUpdating(object sender,GridViewUpdateEventArgs e)??? {??????? string A = GridView1.DataKeys[e.RowIndex].Value.ToString();??????? string B = ((TextBox)(GridView1.Rows[e.RowIndex].Cells[1].Controls[0])).Text.ToString().Trim();??????? string C = ((TextBox)(GridView1.Rows[e.RowIndex].Cells[2].Controls[0])).Text.ToString().Trim();??????? DateTime D = DateTime.Now; ??????? string E = ((TextBox)(GridView1.Rows[e.RowIndex].Cells[3].Controls[0])).Text.ToString().Trim();??????? string F = ((TextBox)(GridView1.Rows[e.RowIndex].Cells[4].Controls[0])).Text.ToString().Trim();??????? string G = ((TextBox)(GridView1.Rows[e.RowIndex].Cells[5].Controls[0])).Text.ToString().Trim();??????? string s = "update? news set title='"+B+"',source='"+C + "',publictime='"+D+"',newscontent='"+E +"',picture='"+ F +"',hits='"+G +"'where newsID='"+ A+"'";?????? ??????? M.esql(s);??????? Response.Write("<script language=javascript> alert('數據更新成功！');window.location='ManagerNews.aspx'</script>");???? } ? 麻煩各位了，我好急的！