Make sure to check out the different Typed Definitions or go to the official TypeScript documentation to explore more. You have to carefully analyze whether using TypeScript in your Node.js and Express backend projects is beneficial or not, which may depend on the requirements of your project. Using TypeScript has its benefits, but it does come with a bit of a learning curve. If you specify any other directory as the value of the property outDir in the tsconfig.json file, that directory would be reflected here instead of dist. The newly created package.json file might look something like the following code: ) When you initialize a package.json file, the -yes flag uses the default settings you have set up from npm config. Inside that directory, use npm’s initializer command to create a package.json file: mkdir node-express-typescript Start by creating a new directory wherever you keep your side projects in your local development environment. Watching file changes and build directory.Access to a package manager like npm or Yarn.Node.js version ≥ v12.x installed in your local development environment.To take full advantage of this tutorial, be sure you have the following:

In this article, we’ll cover a beginner-friendly way to set up TypeScript in an Express app, understanding the basic constraints that come with it. But what happens when your application server scales, or you’re working on a team of developers all across the world? In these instances, TypeScript can help. Aman Mittal Follow 👨‍💻 Developer 👉 Node.js, React, React Native | Tech Blogger with 1M+ views on Medium How to set up TypeScript with Node.js and ExpressĮditor’s note: This article was last updated on 23 March 2022 to update code that had become deprecated.Įase of development is great when you’re building a server written in JavaScript and using Node.js and Express.

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