ASP.NET、WinForm、C#

<configuration>
  
    <appSettings>
      <add key="name" value="HF_Ultrastrong"/>
    </appSettings>
  
    <connectionStrings>
      <add name="ConString" connectionString="server = ***; DATABASE = DB_News; integrated security = true"/>
    </connectionStrings>
  
</configuration>

获取配置文件中<appSettings>或是<connectionStrings>的值：

<appSettings>：

//方法1
string Name = ConfigurationManager.AppSettings["name"].ToString();
//方法2
string Name = ConfigurationManager.AppSettings["name"];

<connectionStrings>：

string ConString = ConfigurationManager.ConnectionStrings["ConString"].ConnectionString;