# Server Send Event ## vs websocket https://www.youtube.com/watch?v=QCXm9vloCvA&list=PLujhHB_uAFJws6Vv5q1KDoaQ4YcpS9UOm&index=9 ![](https://i.imgur.com/vPERtX0.png) server單向 限制六個 簡單設置 只能uft-8 他適合推送通知 hook那種 ## header ![](https://i.imgur.com/wTmXnTK.png) ###### tags: `Go`