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TypeScript Environment Setup

In this tutorial, we will guide you through the process of setting up your TypeScript development environment. This includes installing Node.js, npm (Node Package Manager), TypeScript, and configuring your code editor for TypeScript development.

Step 1: Install Node.js and npm​

TypeScript requires Node.js and npm to manage packages and compile your TypeScript code into JavaScript. To install Node.js and npm, follow the steps below:

  1. Visit the Node.js official website at https://nodejs.org/.
  2. Download the latest LTS (Long Term Support) version for your operating system.
  3. Run the downloaded installer and follow the on-screen instructions to install Node.js and npm.

To verify your installation, open a terminal or command prompt and run the following commands:

node -v
npm -v

These commands should display the installed versions of Node.js and npm, respectively.

Step 2: Install TypeScript​

To install TypeScript globally on your system, run the following command:

npm install -g typescript

This command will install the latest version of TypeScript and make the tsc (TypeScript Compiler) command available globally.

To verify your TypeScript installation, run the following command:

tsc -v

This command should display the installed version of TypeScript.

Step 3: Configure Your Code Editor​

For an optimal TypeScript development experience, we recommend using Visual Studio Code (VSCode), a popular open-source code editor developed by Microsoft. VSCode has built-in TypeScript support and offers various extensions to enhance your workflow.

  1. Download and install Visual Studio Code from the official website: https://code.visualstudio.com/.
  2. Open VSCode and navigate to the Extensions tab (or press Ctrl+Shift+X).
  3. Search for "TypeScript" and install the "TypeScript Extension Pack" by Loiane Groner. This extension pack includes several useful extensions for TypeScript development, such as TSLint, Prettier, and Debugger for Chrome.

With your code editor configured, you are now ready to start developing TypeScript applications.

Conclusion​

In this tutorial, we have covered the necessary steps to set up your TypeScript development environment. With Node.js, npm, TypeScript, and a properly configured code editor, you are now prepared to learn more about TypeScript's features and syntax in the upcoming tutorials.