The approach that we chose to retrieve the appsettings.json configuration values makes use of the generic IConfiguration object, which can be queried using the preceding string-based syntax. This approach is rather practical; however, if we want to retrieve this data in a more robust way, for example, in a strongly-typed fashion, we can--and should--implement something better. Although we won't dive deeper into that within this book, we can suggest reading the following great articles showing three different approaches to achieve this result:
The first one, written by Rick Strahl, explains how to do that using the IOptions<T> provider interface:
