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using Microsoft.AspNetCore.Hosting; //IWebHostBuilder using Microsoft.AspNetCore.Builder; //IApplicationBuilder using Microsoft.AspNetCore.Http; //WriteAsync using Microsoft.AspNetCore; //webHost using Microsoft.Extensions.Logging;//ILoggerFactory using Microsoft.Extensions.DependencyInjection; // IServiceCollection namespace WebApplication1 { public class Startup { public Startup(IHostingEnvironment env, ILoggerFactory logger) { //These are two services available at constructor } public void ConfigureServices(IServiceCollection services) { //This is the only service available at ConfigureServices } public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory logger) { if (env.IsDevelopment()) { app.Use(async (context, next) => { await context.Response.WriteAsync("Development Mode \n"); await next.Invoke(); }); } if (env.IsProduction()) { app.Use(async (context, next) => { await context.Response.WriteAsync("Production Mode \n"); await next.Invoke(); }); } app.Run(async context => { await context.Response.WriteAsync($"Hellow world"); }); } } public class Program { public static void Main(string[] args) { CreateWebHostBuilder(args).Build().Run(); } public static IWebHostBuilder CreateWebHostBuilder(string[] args) => WebHost.CreateDefaultBuilder(args) .UseStartup<Startup>() .UseEnvironment("Development"); } } |
결과 : Development Mode Hellow world