Q玲珑

摘要： 前台<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="导出TXT" />后台 protected void Button1_Click(object sender, EventArgs e) { ////导成txt string sqlJiu = "select Phonenumber from Phonenumber"; SqlConnection con = Class1.DBconnect 阅读全文