ILoggerFactory vs serviceCollection.AddLogging vs WebHostBuilder.ConfigureLogging
The third one use ConfigureServices which is a public method in the WebHostBuilder. And the first one use ConfigureLogging which is one of IHostBuilder‘s extension method in HostingHostBuilderExtensions. And they both call the IServiceCollection‘s extension method AddLogging in LoggingServiceCollectionExtensions under Microsoft.Extensions.Logging package. The AddLogging method first try to add two singleton ILoggerFactory and ILogger<> and … Read more