socket io how to connect on client code example

Example 1: import socket io frontend

<script src="/socket.io/socket.io.js"></script><script>  const socket = io('http://localhost');</script>

Example 2: angular socket.io with token header

var socket = io("http://localhost", {
  extraHeaders: {
    Authorization: "Bearer authorization_token_here"
  }
});

Example 3: how to run socket.io server

const express = require("express");
const http = require("http");
const socketIo = require("socket.io");
const port = process.env.PORT || 8001;
const index = require("./routes/index");
const app = express();
app.use(index);
const server = http.createServer(app);
const io = socketIo(server); // < Interesting!
const getApiAndEmit = "TODO";

Tags:

Python Example

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