How much space does create-react-app take to download

While JSX is completely optional , many people find it helpful for writing UI code — both with React and with other libraries. You can play with JSX using this online converter.

This approach is fine for learning and creating simple demos. The only requirement is to have Node. Perform it in the same folder, and then try again. When you edit the source file with JSX, the transform will re-run automatically. As a bonus, this also lets you use modern JavaScript syntax features like classes without worrying about breaking older browsers.

The tool we just used is called Babel, and you can learn more about it from its documentation. If not — those script tags will do just fine! Use as little or as much React as you need. Is this page useful? Edit this page. Main Concepts. Advanced Guides. So let's start with the basics. In this post, you are going to learn how to install and run a React application the easy way.

Since interest in learning React is also increasing rapidly day by day, I have also decided to create video tutorials about React on my YouTube channel. Here's a video version of this tutorial:. First of all, you are going to need NPM or Yarn, alternatively. Let's use NPM for this example. If you don't have it installed on your system, then you need to head to the official Node. Select the "Recommended For Most Users" button and download the current version for your operating system.

Your version of NPM should be at least 5. If you have an older version of NPM, run this command to update it:. So what are the errors, what does the console say when you run that command? At what point does it hang?

What, specifically are you installing - is it a specific version? What process did you follow? What are you installing it on? I installed the create-react-app globally so maybe that is the issue?

My react-scripts version is 3. I do not know if you want to use all the dependencies comes with npm create-react-app but if it is the basic project you want to setup you can simply use parcel-bundler to create your react app. It takes so much less time and size to load. Creating react app taking sometimes more than 20 minutes.

Is there a way to optimize while creating app, which can take lesser time. DanCouper Just creating the app installing all the node depenencies take a lot of time.