Typescript

Learning Typescript in very basic steps

Note: TypeScript and C# both were created by the same person named Anders Hejlsberg

Check out

Watch Learn TypeScript – Full Video Tutorial by freeCodeCamp.org

TypeScript Tips

Typescript RoadMap:

For the latest docs

The main benefits of using TypeScript include:

1. Type Safety
2. Improved Tooling
3. Improved Maintainability
4. Backwards Compatibility

Hello World Steps:

1. Install Node.js from https://nodejs.org/

2. Install TypeScript 4.9+ using Node Package Manager command (https://www.typescriptlang.org/download):

    	npm install -g typescript
   

3. Install VSCode from https://code.visualstudio.com/Download

4. Read: https://bobbyhadz.com/blog/typescript-generate-tsconfig-json

5. Read: https://www.typescripttutorial.net/typescript-tutorial/typescript-hello-world/

6. Generate tsconfig.json by giving this command:

    tsc --init
   

If you want to run TypeScript tsc command in Windows Powershell:

1. Open Powershell in Adminstrator mode

2. Run command:

    Set-ExecutionPolicy RemoteSigned
   

Policy updated and now you can run tsc command in powershell.

For more Details Check this out

7. Make it a Node.js project by giving the following command:

    npm init -y
   

8. Install types for Node.js

    npm i @types/node -D
   

9. Create .gitignore file

10. Create file app.ts