SignalR 第一次使用就上手!!實作即時在線人員

http://marco.easyusing.com/2015/02/signalr.html

(jquery 運用 :

https://www.jquery123.com/jQuery.each/
http://www.eion.com.tw/Blogger/?Pid=1151
https://blog.miniasp.com/post/2009/03/25/location-href-and-location-replace-in-practice

)
https://www.itread01.com/content/1547829386.html

https://sweeteason.pixnet.net/blog/post/43607932-%5Bc%23%5D-%E5%88%A9%E7%94%A8-signalr-%E8%AE%93%E9%9B%BB%E8%85%A6%E7%89%88%E8%88%87%E8%A1%8C%E5%8B%95%E8%A3%9D%E7%BD%AE%E7%B6%B2%E9%A0%81%EF%BC%8C%E5%8F%AF