![]() `server` is a vanilla Node.js HTTP server, so use // the same ws upgrade process described here: // const server = app. ![]() Socket.on( 'message', message => console.log(message)) Server.on( 'connection', function( socket) ) You can think of this as a simple chat server: when one person sends a message, the server broadcasts the message to everyone listening. The ws package also includes a websocket client, which isīelow is a basic example of a WebSocket server that tracks all open sockets and sends inbound messages to all open sockets. The ws npm package is the de facto WebSocket library for Node.js. Modules like faye-websocket, ws, or socket.io implement the WebSocket protocol on top of the HTTP Upgrade mechanism and expose WebSocket functionality to the application. Here's how you can start a websocket server in Node.js. The iisnode module uses the functionality enabled in IIS 8 on Windows Server 2012 and Windows 8 to expose the HTTP Upgrade mechanism to the node.js application. What makes websockets special is that they enable the server to push data to the client. ![]() Websockets are a tool for bidirectional communication between a browser client and a server.
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