使用外部配置文件

<configuration>
  <configSections>
    <section name="glimpse" type="Glimpse.Core.Configuration.Section, Glimpse.Core" />
  </configSections>
  <!--连接字符串-->
  <connectionStrings configSource="Config\connections.config" />
  <!--app配置-->
  <appSettings configSource="Config\app.config" />
</configuration>

连接字符串：

<?xml version="1.0" encoding="utf-8"?>
<connectionStrings>
  <add connectionString="Server=.;Database=cits;User ID=sa;Password=sa" name="DB" providerName="System.Data.SqlClient" />
</connectionStrings>

配置节点：

<?xml version="1.0" encoding="utf-8"?>
<appSettings>
  <add key="ImgWebUrl" value="http://localhost:7246/" />
  <add key="specialrole" value="1,5,11" />
  <add key="SalesmanOfHuanQiu" value="12" />
  <add key="FinanceOfHuanQiu" value="11" />
  <add key="LogRootPath" value="D://wwwroot//admin_citssh_com//logfiles" />
</appSettings>