ASP.NET修改web.config配置 - asp.net 教程

    1 using System;

    2 using System.Data;

    3 using System.Configuration;

    4 using System.Collections;

    5 using System.Web;

    6 using System.Web.Security;

    7 using System.Web.UI;

    8 using System.Web.UI.WebControls;

    9 using System.Web.UI.WebControls.WebParts;

   10 using System.Web.UI.HtmlControls;

   11 using System.Xml;

   12 

   13 public partial class Default2 : System.Web.UI.Page

   14 {

   15     protected void Page_Load(object sender, EventArgs e)

   16     {

   17         Configuration config = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration(Request.ApplicationPath);

   18 

   19         //操作appSettings

   20         AppSettingsSection appseting = (AppSettingsSection)config.GetSection("appSettings");

   21         appseting.Settings["web"].Value = "zsq";            //修改设置

   22         appseting.Settings.Add("name", "sq");               //增加设置

   23 

   24         //操作connectionStrings

   25         ConnectionStringsSection conSection = (ConnectionStringsSection)config.GetSection("connectionStrings");

   26         conSection.ConnectionStrings["constr"].ConnectionString = "~/App_Data/shaoqun.mdb";                       //修改设置

   27         conSection.ConnectionStrings["constr"].ProviderName = "System.Data.OleDb";

   28         conSection.ConnectionStrings.Add(new ConnectionStringSettings("constr2", "aaaaa", "System.Data.OleDb"));  //增加设置

   29 

   30         config.Save();

   31     }

   32 }