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NodeJS Using WebSockets

Installing WebSocket's

There are a few way's to install WebSocket's to your project. Here are some example's:

npm install --save ws

or inside your package.json using:

"dependencies": {
 "ws": "*"

Adding WebSocket's to your file's

To add ws to your file's simply use:

var ws = require('ws');

Using WebSocket's and WebSocket Server's

To open a new WebSocket, simply add something like:

var WebSocket = require("ws");
var ws = new WebSocket("ws://host:8080/OptionalPathName);
// Continue on with your code...

Or to open a server, use:

var WebSocketServer = require("ws").Server;
var ws = new WebSocketServer({port: 8080, path: "OptionalPathName"});

A Simple WebSocket Server Example

var WebSocketServer = require('ws').Server
, wss = new WebSocketServer({ port: 8080 }); // If you want to add a path as well, use path:
wss.on('connection', function connection(ws) {
 ws.on('message', function incoming(message) {
 console.log('received: %s', message);


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