using System; using System.Collections.Generic; using System.Linq; using System.Threading.Tasks; using Microsoft.AspNetCore; using Microsoft.AspNetCore.Hosting; using Microsoft.Extensions.Configuration; using Microsoft.Extensions.Hosting; using Microsoft.Extensions.Logging; namespace MultipleTargetFrameworks { public class Program { public static void Main(string[] args) { CreateHostBuilder(args).Build().Run(); } #if NETCOREAPP3_1 public static IHostBuilder CreateHostBuilder(string[] args) => Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup(); }); #else public static IWebHostBuilder CreateHostBuilder(string[] args) => WebHost.CreateDefaultBuilder(args) .UseStartup(); #endif } }