Config文件的操作

    public class NSection : ConfigurationSection {

        public NSection() { 

        

        }

        [ConfigurationProperty("id")]

        public int ID

        {

            get { return (int)this["id"]; }

            set { this["id"] = value; }

        }

 

        [ConfigurationProperty("name")]

        public string Name

        {

            get { return this["name"].ToString(); }

            set { this["name"] = value; }

        }

 

        public override string ToString()

        {

            StringBuilder sb = new StringBuilder();

            sb.AppendFormat("id = {0};name = {1}", ID, Name);

            return sb.ToString();

        }

    }
添加
NSection section = new NSection();

        section.ID = 1;

        section.Name = "Test";

        Configuration config = WebConfigurationManager.OpenWebConfiguration("~");

        config.Sections.Remove("nSection");

        config.Sections.Add("nSection", section);

        config.Save();

    }
修改


Configuration config1 = WebConfigurationManager.OpenWebConfiguration("~");

        NSection section1 = config1.GetSection("nSection") as NSection;

        section1.ID = 2;

        section1.Name = "Test2";

        config1.Save();
查看
Configuration config = WebConfigurationManager.OpenWebConfiguration("~");
        AppSettingsSection appSection = (AppSettingsSection)config.GetSection("appSettings");
        string[] Keys = appSection.Settings.AllKeys;
        for (int i = 0; i < Keys.Length; i++)
        {
            Response.Write(Keys[i] + ":" + appSection.Settings[Keys[i]].Value + "<br>");
        }

        ConnectionStringSettingsCollection connectionStrings = WebConfigurationManager.ConnectionStrings;
        for (int i = 0; i < connectionStrings.Count; i++)
        {
            Response.Write(string.Format("Name:{0}:Conn{1}Pro{2}<br>", connectionStrings[i].Name, connectionStrings[i].ConnectionString, connectionStrings[i].ProviderName));
        }

        //删除appSettings节点中的元素
        appSection.Settings.Remove("addkey1");
        //修改appSettings节点中的元素
        appSection.Settings["addkey2"].Value = "Modify key2's value";
        config.Save();



  <appSettings>
    <add key="ConfigPath" value="~/Config/" />
    <add key="UploadSavePath" value="~/uploads/" />
    <add key="EncryptMethod" value="1" />
    <add key="AppTimeOut" value="0" />
    <add key="CookieName" value="UserLogin" />
    <add key="MultiDomainName" value="" />
    <add key="EnableDomains" value="" />
    <add key="staticFileExt" value=".aspx" />
    <add key="EnableLog" value="true" />
    <add key="addkey2" value="Modify key2's value" />
  </appSettings>
  
 
  <connectionStrings>
    <add name="Default" providerName="SqlClient" connectionString="server=FENGYUN;uid=sa;pwd=110110;database=CMS;"/>
  </connectionStrings>