Learning TypeScript

Tutorial 1:

Settings

- npm i typescript -g //install typescript globally
- tsc main.ts -w // watching for file changes
- tsc --init // tsconfig.json-file
  - *set settings*
    - "rootDir": './src'
    - "outDir": './build/js' // where the js will be compiled
    - "target": "es2016"
    - "include": ["src"] // not compile .ts-file outside the src-dir.
    - "noEmitOnError": true // if preferred, stop compiling if there is an error in the .ts-file

Tutorial 2:

Data Types:

• : string
• : number
• : boolean
• : any
• : union types
• : regular expression (RegExp)

Tutorial 3:

Data Types:

• : arrays
• : tuples
• : objects
• : enums