data-types.js

/*
    ? Primitive types
    
    String- represents sequence of characters e.g. var str="ram";
    Number-   represents numeric values eg var num =25;
    BigInt  - represent whole numbers larger than 2^53 - 1
    Boolean - represents boolean value either false or true eg var b=true;
    Undefined - represents undefined value
    Null - represents null i.e. no value at all
    Symbol- Symbols are often used to add unique property keys to an object
*/

/*
    ? Non - primitive types

    Object - instance through which we can access members.
 eg: var man={name:"john",age:50,height:5.6}

    Arrays - represents group of similar values
  eg var arr=[1,2,3,4,5];
*/