H5 SSE

• html

  
    
    
    
  
  
    

        
    
    

        [TIME]
    
  

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• C# 代码

 public ActionResult Index()
        {
            ViewBag.Title = "Home Page";

            return View();
        }

        public void Data()
        {
            HttpContext.Response.ContentType = "text/event-stream";
            HttpContext.Response.CacheControl = "no-cache";
            HttpContext.Response.Write("data:" + DateTime.Now + "\n\n");
            HttpContext.Response.Flush();
        }
···