ASP.NET Core在线聊天 官方（SignalR）

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Logging;

namespace SignalRChat
{
    public class Program
    {
        public static void Main（string[] args）
        {
            CreateWebHostBuilder（args）.Build（）.Run（）;
        }

        public static IWebHostBuilder CreateWebHostBuilder（string[] args） =>
            WebHost.CreateDefaultBuilder（args）
                .UseStartup（）;
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-08-14 10:42  Hubs\
     文件         304  2018-08-14 01:29  Hubs\ChatHub.cs
     目录           0  2018-08-14 10:42  Pages\
     文件         174  2018-08-14 01:29  Pages\About.cshtml
     文件         381  2018-08-14 01:29  Pages\About.cshtml.cs
     文件         471  2018-08-14 01:29  Pages\Contact.cshtml
     文件         367  2018-08-14 01:29  Pages\Contact.cshtml.cs
     文件         849  2018-08-14 01:29  Pages\Error.cshtml
     文件         620  2018-08-14 01:29  Pages\Error.cshtml.cs
     文件         745  2018-08-14 01:29  Pages\Index.cshtml
     文件         309  2018-08-14 01:29  Pages\Index.cshtml.cs
     文件         163  2018-08-14 01:29  Pages\Privacy.cshtml
     文件         309  2018-08-14 01:29  Pages\Privacy.cshtml.cs
     目录           0  2018-08-14 10:42  Pages\Shared\
     文件        1835  2018-08-14 01:29  Pages\Shared\_CookieConsentPartial.cshtml
     文件        3233  2018-08-14 01:29  Pages\Shared\_Layout.cshtml
     文件        1157  2018-08-14 01:29  Pages\Shared\_ValidationscriptsPartial.cshtml
     文件         101  2018-08-14 01:29  Pages\_ViewImports.cshtml
     文件          32  2018-08-14 01:29  Pages\_ViewStart.cshtml
     文件         609  2018-08-14 01:29  Program.cs
     文件         231  2018-08-14 01:29  SignalRChat.csproj
     文件        1846  2018-08-14 01:29  Startup.cs
     文件         137  2018-08-14 01:29  appsettings.Development.json
     文件          97  2018-08-14 01:29  appsettings.json
     文件         377  2018-08-14 01:29  package-lock.json
     文件         282  2018-08-14 01:29  package.json
     目录           0  2018-08-14 10:42  wwwroot\
     目录           0  2018-08-14 10:42  wwwroot\css\
     文件         841  2018-08-14 01:29  wwwroot\css\site.css
     文件         282  2018-08-14 01:29  wwwroot\css\site.min.css
     文件       32038  2018-08-14 01:29  wwwroot\favicon.ico
............此处省略54个文件信息