C# List
class Program { //configuration untuk baca file dari json private static IConfigurationRoot Configuration; //configuration / koneksi ke sqlserver private static DbContextOptionsBuilder<NorthwindContext> optionsBuilder; static void Main ( string [] args) { BuildConfiguration(); Console.WriteLine( $ "ConnectionString : {Configuration.GetConnectionString(" NorthwindDS ")}" ); BuildOptions(); ListCustomer(); } static void BuildConfiguration () { var builder = new ConfigurationBuilder() .SetBasePath(Directory.GetCurrentDirectory()) .AddJsonFile( "appsettings.json" , optional: true , reloadOnChange: true ); Configuration = builder.Build(); } static void BuildOptions () { optionsBuilder = new DbContextOptionsBuilder<NorthwindContext>(); optionsBuilder.UseSqlServer(Configuration.GetConnectionString( "NorthwindDS" )); } static void ListCustom...