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17.1: Introducing Modules - Coggle Diagram

- - - - ...or ES modules syntax
      - it can use CommonJs...
    - - for CommonJs
        
        set to CommonJS
      - for ES modules
        
        set to ES6
  - - - especially in the DefinitelyTyped project
    - - pre-dates the ES Modules standard
- - - - is considered a module
      - import or export
  - - - import or export
      - or top-level await
    - - :warning: not a module
      - any declared types or variables
        
        :!!: are in the shared global scope
      - in TypeScript
        
        this will seem to work :explode:
        
        the compiler won't complain
        
        a variable declared in one script
        
        can be accessed in another
        
        because they're global
        
        but compile to JS
        
        and they must be included in the correct order
        
        in the HTML file