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1: Objects - Coggle Diagram

- - - - string
      - number
      - boolean
      - undefined
      - null
      - symbol (ES6)
      - these are not objects
        
        and thus have no methods or properties #
    - - such as
        
        string
        
        number
      - have object wrappers
        
        that can make them behave like objects
        
        in certain situations
        
        eg. "Renay".toUpperCase()
- - - - [[Code]]
        
        where the code is located
        
        when you use parantheses at the end of the function name
        
        this is what is executed
      - [[Call]]
        
        this indicates an object that can be executed
    - - that allow it to work as a function