Startup.cs

using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.PlatformAbstractions;
using Swashbuckle.AspNetCore.Swagger;

namespace AsteriskInterface
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddMvc();
            services.AddSwaggerGen(c =>
            {
                c.SwaggerDoc("v1", new Info
                {
                    Version = "v1",
                    Title = "value(Programmer)",
                    Description = "valueAPI",
                    TermsOfService = "None",
                });

                c.SwaggerDoc("v2", new Info
                {
                    Version = "v2",
                    Title = "valueAPI",
                    Description = "UserMode",
                    TermsOfService = "None",
                });
                c.IncludeXmlComments(GetXmlCommentsPath());
                c.DescribeAllEnumsAsStrings();
            });
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            app.UseMvc();
            app.UseSwagger();
            app.UseSwaggerUI(c =>
            {
                c.DocumentTitle("valueAPI");
                c.SwaggerEndpoint("/swagger/v1/swagger.json", "valueAPI");
                c.SwaggerEndpoint("/swagger/v2/swagger.json", "VAlueUserMOde");
            });
        }

        private string GetXmlCommentsPath()
        {
            var app = PlatformServices.Default.Application;
            return System.IO.Path.Combine(app.ApplicationBasePath, "ASPNETCoreSwaggerDemo.xml");
        }
    }
}