[Node.js] Socket.io and WebSocket

https://btholt.github.io/complete-intro-to-realtime/socketio

https://btholt.github.io/complete-intro-to-realtime/intro-to-websockets

Socket.io:

FE:

const socket = io("http://localhost:8080");

socket.on("connect", () => {
  console.log("connected");
  presence.innerText = "
原创文章，作者：carmelaweatherly，如若转载，请注明出处：https://blog.ytso.com/274649.html