app.config读取问题
winform程序,.net2.0新建后都会有app.config文件,编译后生成xxx.exe.config文件,我知道在程序中可以通过configuration.AppSettings[ "DataBase "]来读取appsetting字节里面的内容,但如何读取 <connectionStrings> 段的内容?还有如何将textbox字段写入?   
 附一个简单app.config 
  <?xml   version= "1.0 "   encoding= "utf-8 "   ?>  
  <configuration>  
              <configSections>  
              </configSections>  
              <connectionStrings>  
                          <add   name= "abc.Properties.Settings.abcConnectionString " 
                                     connectionString= "Data   Source=local;Initial   Catalog=database;Persist   Security   Info=True;User   ID=sa;Password= " 
                                     providerName= "System.Data.SqlClient "   />  
              </connectionStrings>  
        <appSettings>  
              <add         key= "DataBase "         value= "Access "/>  
        </appSettings>  
  </configuration>
------解决方案--------------------学习!
------解决方案--------------------接分~
------解决方案--------------------我也跟着学
------解决方案--------------------for example:   
 App.config   
  <?xml version= "1.0 " encoding= "utf-8 " ?>  
  <configuration>  
    <connectionStrings >  
      <add name = "ConStr " connectionString = "server=.;database=student;uid=sa;pwd=0421 " providerName = "System.Data.SqlClient "/>  
    </connectionStrings>  
  </configuration>    
 取得连接字符串: 
             Console.WriteLine(ConfigurationManager.ConnectionStrings[ "ConStr "].ConnectionString);     
 输出: 
 server=.;database=student;uid=sa;pwd=0421            
------解决方案--------------------jf
------解决方案--------------------jf
------解决方案--------------------string a=System.Configuration.ConfigurationSettings.AppSettings[index]
------解决方案--------------------jf