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How to code an online code editor with live preview
How to code an online code editor with live preview




To begin the live server, ensure you basically have an HTML created. I use Live Server by Ritwick Dey, so let’s continue with that one in this example:Ĭlick on the install button and it will install the extension. You will see many options, so you can choose whichever one works for your system. When you click on it a search bar will show up.

  • extensions button in visual studio code.
  • One of them (under the no bugs icon) is the extension button: On the left side, you should see a couple of icons. Otherwise, you can download it from its official website.Īfter you’ve downloaded and installed VS Code, you will see the welcome screen:
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  • Thanks for reading! Remember that you can find the source code of this app in this GitHub repository. You have now learned how easy it is to create a code playground with realtime collaboration features with Pusher Channels. This allows code changes to be synced across all connected clients in realtime.īefore you test the app, make sure to kill the server with Ctrl-C (if you have it running), and start it again with node server.js so that the latest changes are applied. This method is triggered each time a change is made in any of the code editors.įinally, we’re listening for the code-update event in componentDidMount() and updating the application state once the event is triggered.

    how to code an online code editor with live preview

    In the syncUpdates() method, we’re making a request to the /update-editor route that was created earlier. In the class constructor, we initialized the Pusher client library and subscribed to the editor channel.

    how to code an online code editor with live preview

    Once the dependencies have been installed, create a new server.js file in the root of your project directory and paste in the following code: // server.js require ( 'dotenv' ). Next, install the dependencies we’ll be using to set up the Node server: npm install express body -parser dotenv cors pusher -save The -y flag allows us to accept all the defaults without being prompted. Next, initialize a new Node project by running the command below. Set up the serverĬreate a new directory for this project on your machine and cd into it: mkdir code -playground

    how to code an online code editor with live preview how to code an online code editor with live preview

    Installation instructions for Node.js can be found on this page. You also need to have Node.js (version 6 or later) and npm installed on your machine. You need to have experience with building React and Node.js applications to follow through with this tutorial. You can find the entire source code for the application in this GitHub repository. In this tutorial, we’ll go through how to build a code editor with React, while syncing the changes made in realtime across all connected clients with Pusher Channels. You will need Node 6+ installed on your machine.






    How to code an online code editor with live preview