JavaScript Higher Order Functions & Arrays

link : https://www.w3schools.com/jsref/jsref_obj_array.asp

This will serve to explain the thoughts of JavaScript Higher Order Functions & Arrays when to use which function to reconstruct the provided array

Extra additional array methods are included in additional_array_functions.js file

concat
copyWithin
entries
every
fill
filter
find
findIndex
for each (best example)
from
includes
indexOf