TypeScript - how to install tsc under Windows (TypeScript compiler)

In this article, we would like to show how to install TypeScript compiler under Windows.

Quick solution:

xxxxxxxxxx

npm install -g typescript

Note: typescript package contains tsc command.

1. Ensure that Node.js and npm command are installed
   (installation and running instruction is here).
2. Open some terminal as administrator, e.g. Bash
   (an installation instruction is here).
3. Install TypeScript compiler using:
   Copy

   xxxxxxxxxx

    

   1

   npm install -g typescript
   Where: -g flag means global installation.
   Example output:
   Copy

   xxxxxxxxxx

    

   1

   john@DESKTOP-PC MINGW64 ~

   2

   $ npm -g install typescript

   3

   C:\Users\john\AppData\Roaming\npm\tsc -> C:\Users\john\AppData\Roaming\npm\node_modules\typescript\bin\tsc

   4

   C:\Users\john\AppData\Roaming\npm\tsserver -> C:\Users\john\AppData\Roaming\npm\node_modules\typescript\bin\tsserver

   5

   + typescript@4.0.3

   6

   updated 1 package in 17.571s

1. Create Script.ts file:
   Copy

   xxxxxxxxxx

    

   1

   for (let i = 0; i < 5; ++i) {

   2

       console.log('Hello world!');

   3

   }
2. Run tsc command:
   Copy

   xxxxxxxxxx

    

   1

   tsc Script.ts

   Note: Script.js file should be created from Script.ts file.

3. Run compiled program:
   Copy

   xxxxxxxxxx

    

   1

   node Script.js

   Output:

   Copy

   xxxxxxxxxx

    

   1

   Hello world!

   2

   Hello world!

   3

   Hello world!

   4

   Hello world!

   5

   Hello world!

Warning:

tsconfig.json file located in sources directory may change compilation configuration. To solve the problem you can edit the configuration or remove the file.

1.  TypeScript Installation - Microsoft Docs