<!DOCTYPE>
<html>
<head>
<meta charset="UTF-8">
<title>服务器推送时间</title>
<script type="text/javascript">
document.getElementsByTagName("eventsource")[0].addEventListener("data",eventHandler,false);
function eventHandler(event){
//Alert time sent by the server
document.querySelector("#ticker").innerHTML = event.data;
}
</script>
</head>
<body>
<div id="sse">
<eventsource src="http://localhost:52871/Home/Data" />
</div>
<div id="ticker" name="ticker">
[TIME]
</div>
</body>
</html>
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();
}
···
