AISITS

Websocket is trending this year, but there is another technology similar with Websocket (WS) is Server Sent Event (SSE). Those method have used similar Content-type, SSE is used to text/event-stream and WS is used to binary or text/octet-stream.

The different both of those method is sent. WS is an undirectional sending data both of client and server and SSE is whatever data on server will be push to client.