Self-study. NET (3) Writing database connection information to the App. config configuration file

<?XML version= "1.0" encoding= "Utf-8"?><Configuration> <connectionStrings>    <Addname= "Dbconnstr"connectionString= "Data source=.;i Nitial catalog=test; User Id=sa; Password=newmap "/>  </connectionStrings></Configuration>

Create a new item "Application configuration file" in VS and configure it by the code above, and don't forget to add a reference in Solution manager at the end of the System.Configuration

Self-study. NET (3) Writing database connection information to the App. config configuration file