Controller action and view are modified for demonstrating Autofac with .NET core web applications

HomeController.cs

// HomeController.cs
public class HomeController : Controller
{
    private readonly ILogger<HomeController> _logger;
    private readonly ISingletonService singleton;
    private readonly IScopedService scoped;
    private readonly ITransientService transient;

    public HomeController(ILogger<HomeController> logger, ISingletonService singleton, 
        IScopedService scoped, ITransientService transient)
    {
        _logger = logger;
        this.singleton = singleton;
        this.scoped = scoped;
        this.transient = transient;
    }

    public IActionResult Index()
    {
        ViewData["SingletonCreatedOn"] = this.singleton.CreatedOn;
        ViewData["ScopedCreatedOn"] = this.scoped.CreatedOn;
        ViewData["TransientCreatedOn"] = this.transient.CreatedOn;
        return View();
    }
}

// Index.cshtml
@{
    ViewData["Title"] = "Home Page";
}

<div class="text-left">
    <h1 class="display-4">Welcome</h1>
    <p>Learn about Autofac integration with ASP .NET Core Web Apps</p>
    <div class="card" style="margin-top:2rem; width: 40rem">
        <div class="card-header">
            Created On Times (Transient and Scoped is same in this case, can you guess why ?)
        </div>
        <ul class="list-group list-group-flush">
            <li class="list-group-item text-left"><strong>Singleton.CreatedOn:</strong> @ViewData["SingletonCreatedOn"]</li>
            <li class="list-group-item text-left"><strong>Scoped.CreatedOn:</strong>  @ViewData["ScopedCreatedOn"]</li>
            <li class="list-group-item text-left"><strong>Transient.CreatedOn:</strong> @ViewData["TransientCreatedOn"]</li>
        </ul>
    </div>
</div>