aspnet core typed config

appsettings.json

{
  "mysettings" : {
    "value1": "Hello",
    "value2": "World"
  }
}

Startup.cs

public class MySettings 
{
    public string Value1 { get; set; }
    public string Value2 { get; set; }
}

public class Startup
{
  public void ConfigureService(IServiceCollection services) 
  {
    services.Configure<MySettings>(Configuration.GetSection("mysettings"));
  }
}

public class MyService : IMyService
{
    private readonly MySettings settings;

    public MyService(IOptions<MySettings> mysettings) 
    {
        this.settings = mySettings.Value;
    }
}