获取配置文件(web.config)的两种方法.NET

1.配置文件部分节点

<connectionStrings>
<add name="connstr" connectionString="dffsafds"/>
</connectionStrings>

获取string s = ConfigurationManager.ConnectionStrings["connstr"].ToString();

2.配置文件部分节点

<appSettings>
<add key="conn" value="~/App_Data/test.mdf"/>
<add key="db" value="Access"/>
</appSettings>

获取：string s= ConfigurationManager.AppSettings["conn"].ToString();