![]() Step 3 - Configuring webpack, Babel, and npm Scriptsįor the server code to work, you will need to bundle and transpile it, using webpack and Babel. This is sent as a response to the request. The app’s static content is injected into the with an id of "root". The static index.html file from the built client app is read.ReactDOMServer’s renderToString is used to render the app to a static HTML string.Express is used to serve contents from the build directory as static files.Three important things are taking place here: It is possible to import the component from the client app directly from the server. Next, add the following code to the Home.js file:Īpp. Now, in the src directory, let’s create a new component: You will observe an example React app displayed in your browser window. Then, cd into the new directory: cd react-ssr-exampleįinally, start the new client-side app in order to verify the installation: Step 1 - Creating the React App and Modifying the App Componentįirst, use npx to start up a new React app using the latest version of Create React App. Node.js installed locally, which you can do by following How to Install Node.js and Create a Local Development Environment. ![]() To complete this tutorial, you will need: In this tutorial, you will initialize a React app using Create React App and then modify the project to enable server-side rendering.Īt the end of this tutorial, you will have a working project with a client-side React application and a server-side Express application. It may also be beneficial in situations where downloading a large JavaScript bundle is impaired by a slow network. This approach can be useful for search engine optimization (SEO) when indexing does not handle JavaScript properly. This allows for dynamic components to be served as static HTML markup. Server-side rendering (SSR) is a popular technique for rendering a client-side single page application (SPA) on the server and then sending a fully rendered page to the client. It is not intended for production use.Īlternatively, Next.js offers a modern approach to creating static and server-rendered applications built with React. Warning: This tutorial is intended to be a brief introduction to ReactDOM.hydrate() and ReactDOMServer.rendertoString().
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