webconfig中数据的提取

 

<configuration>
  <appSettings>
    <add key="userName" value="admin"/>
    <add key="userPass" value="admin"/>
  
  </appSettings>
  <connectionStrings>
     <add name="TangCompanyConn" connectionString="Data Source=WANGKUN\SQLEXPRESS;Initial Catalog=TangCompany;Integrated Security=True" providerName="System.Data.SqlClient"/>
  </connectionStrings>
对webconfig中数据的的提取：
private static readonly string strConn = ConfigurationManager.ConnectionStrings["TangCompanyConn"].ConnectionString;
    private static readonly string strName = ConfigurationManager.AppSettings["userName"].ToString();
    private static readonly string strPass = ConfigurationManager.AppSettings["userPass"].ToString();