WebSockets: real-time kommunikatsiya

WebSockets obespechivayut dvunapravlennuyu postoyannuyu svyaz mezhdu klientom i serverom dlya real-time funktsiy.

WebSocket vs HTTP

Socket.io

Populyarnaya biblioteka s fallbacks:

// Server (Node.js)const io = require('socket.io')(server);

io.on('connection', (socket) => {  console.log('User connected');    socket.on('chat message', (msg) => {    io.emit('chat message', msg);  });});

// Klientconst socket = io();socket.emit('chat message', 'Hello!');

Laravel Echo + Pusher

Real-time dlya Laravel:

// Otpravka sobytiyabroadcast(new NewMessage($message));

// Podpiska na klienteEcho.channel('chat')  .listen('NewMessage', (e) => {    console.log(e.message);  });

Use Cases

• Chaty i messendzhery
• Live notifications
• Collaborative editing
• Real-time dashboards
• Online gaming