public ActionResult Slakjson()
        {
            string connectionString = @"Server=.\SQLEXPRESS;Database=NaaktslakkenDB;Integrated Security=true";
            var    builder          = new DbContextOptionsBuilder <SlakkenContext>();

            builder.UseSqlServer(connectionString);
            var options = builder.Options;

            IEnumerable <Slak> model = null;

            using (var context = new SlakkenContext(options))
            {
                model = context.Slakken.ToList();
            }
            return(Json(model));
        }
 public SlakController(SlakkenContext context)
 {
     _context = context;
 }