. A common topic among developers learning their way around (just see the number of ELI5s on Reddit for yourself), and a fantastic way to exchange data between a server and a web or a mobile interface. Chats, page-refreshing, event notifications, game consoles, loads of other things — all require a via WebSocket. WebSocket bidirectional and low-latency communication A short while ago we made an article on . Setting up the WebSocket connection is the next step to making an awesome app with live updates within the same framework. how to set up a backend for React apps in just 15 minutes ↑ The crux of what WebSocket is famous for This bite-sized article will dive into what WebSocket really is, why it’s a good idea to use it, and how it . works with Directual WebSocket, how does it work? It’s a digital communication protocol (method) used to establish continuous data exchange between a server and a client. Compared to the HTTP request/response method, where the connection opens and closes every time a data packet comes in or out, WebSocket can keep it open and exchange it live smoothly and fast. The thing is, WebSocket is a difficult thing to introduce if you want to do it by hand. You’ll need a server, backend, and a whole load of other things in place to make it all work. That’s where no coding comes in! How to set up WebSocket with Directual in 5 minutes flat This is going to be a really short section, but it’s really easy to do. Here’s how: Step 1 Explore what Directual platform is and connect it with your ReactJS-app. Check out this short video to get an idea of how to get around Directual and what you can do: Have a look at Directual's . You may either connect your existing React-app or build one from scratch. boilerplate for React JS Step 2 Install the Socket.io plugin on Directual (free of charge, by the way!) Step 3 Configure the scenario and establish the logic for your WebSocket. Make sure your scenario sends the WebSocket at the right time. Use the following code in your React app to handle the messages from the scenario. There are two arguments: and . You may either broadcast the message (set to in the scenario step) or send it to a certain user (authorised one). Event type message UserID * socket.connect(); }); }) import io from 'socket.io-client' ; // autoConnect set to false, // because before we must get session_id for auth users const socket = io( 'https://api.directual.com' , { autoConnect : false }) var sessionID = ? // get sessionID when authorise a user var appID = ? // get appID in API section of the Directual platform //login users process... socket.auth = { app_id : appID, session_id : sessionID}; //subscribe to any events socket.onAny( ( eventName, args ) => { console .log( ` ${eventName} : ${ JSON .stringify(args)} ` ); //subscribe to only 'message' events socket.on( 'message' , ( msg ) => { console .log(msg); Ta-daaaa! Fully synchronized data exchange for your React app, just the way you want it. All it takes is just a couple of easy steps to get started. And there we go! Enjoy an interactive interface that is automatically updated via your backend! Truly a miracle of science. Actually, you can use Directual WebSocket plugin not only for ReactJS, but for , or even for a mobile app! any UI-framework Afterword Directual is all about making difficult things easy, and boring things automated. If you’re up for getting your own project off the ground, do give it a try and see how it works! Naturally, the platform creators themselves are always there to respond. Send us a message at . Thanks for reading! hello@directual.com

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Set up WebSocket for Your ReactJS-app in 5 Minutes!

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Pavel Ershov

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Set up WebSocket for Your ReactJS-app in 5 Minutes!

Too Long; Didn't Read

Company Mentioned

Pavel Ershov

About Author

TOPICS

THIS ARTICLE WAS FEATURED IN...

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