sql server连接字符串

==============WEB Application===========
web.config配置文件
<connectionStrings>
  <add name="newshop" connectionString="Data Source=st32;Initial Catalog=ShopData;uid=sa;pwd=sa" providerName="System.Data.SqlClient"/>
 </connectionStrings>



==========Windows Form Application===========
App.config配置文件
<appSettings>
    <add key="iamv" value="Data Source=victor-pc;Initial Catalog=test;uid=sa;pwd=abc123"/>
  </appSettings>

//string strCon = ConfigurationSettings.AppSettings["IamV1"];
//string strCon = "Data Source=victor-pc;Initial Catalog=test;uid=sa;pwd=abc123";
//string strCon = "Persist Security Info=False;Integrated Security=SSPI;database=test;server=(local)";