using Owin;
using Microsoft.Owin;
[assembly: OwinStartup(typeof(SignalRChat.Startup))]
namespace SignalRChat
{
 public class Startup
 {
  public void Configuration(IAppBuilder app)
  {
   // Any connection or hub wire up and configuration should go here
   app.MapSignalR();
  }
 }
}

using System;
using System.Web;
using Microsoft.AspNet.SignalR;
namespace SignalRChat
{
 public class ChatHub : Hub
 {
  public void Send(string name, string message)
  {
   // Call the addNewMessageToPage method to update clients.
   Clients.All.addNewMessageToPage(name, message);
  }
 }
}

public ActionResult Chat()

{

 return View();

}

@{
 ViewBag.Title = "Chat";
}
<h2>Chat</h2>
<div class="container">
 <input type="text" id="message" />
 <input type="button" id="sendmessage" value="Send" />
 <input type="hidden" id="displayname" />
 <ul id="discussion"></ul>
</div>
@section scripts {
 <!--Script references. -->
 <!--The jQuery library is required and is referenced by default in _Layout.cshtml. -->
 <!--Reference the SignalR library. -->
 <script src="/UploadFiles/2021-04-02/jquery.signalR-2.0.3.min.js">

F5运行项目就可以实现上面的效果，可以有用户实时加入实时同步聊天。
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。