.Net - .net 組み込みハンドラーを使用してカスタム ノードを処理するデモ

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <configSections>
    <!--使用IgnoreSection处理自定义节点-->
    <!--<section name="mailServeraddress" type="System.Configuration.IgnoreSection, System.Configuration, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" allowLocation="false " restartOnExternalChanges="true"/>-->

    <section name="mailServeraddress" type="System.Configuration.SingleTagSectionHandler" />
    
    <!--注意，指定处理程序的配置文件要写在自定义配置文件的前面-->
  </configSections>
  
  
  <mailServeraddress address="mail.tracefact.net" username="lhc" password="124324"/>

 
</configuration>

namespace 自定义节点和内置处理程序
{
    class Program
    {
        static void Main(string[] args)
        {
            ExampleSingleTagSectionHandler();

        }

        private static void ExampleSingleTagSectionHandler() {
            //SingleTagSectionHandler会以hashtable的形式返回节点的所有属性
            Hashtable mailServer = (Hashtable)ConfigurationManager.GetSection("mailServeraddress");//调用GetSection会返回一个hashtable

            string address = mailServer["address"].ToString();
            string username = mailServer["username"].ToString();
            string passWord = mailServer["password"].ToString();

            Console.WriteLine(address+"----"+username+"------"+passWord);

            
        }
    }
}