TL;DR author provides an example of map, filter and reduce functions in JS.
I have been wondering lately what is the value of articles like this. They do not convey any meaningful idea, they do not offer any useful insight on underlying matters; why do people even write something like this, except to litter the Internet even more?
Anyone, who is distinctly familiar with functional programming or even just with the concept of higher order functions, surely knows those three basic primitives; those, who are not, would benefit much more from the basic concepts of first-class functions etc, than this random abrupt post.
I have been wondering lately what is the value of articles like this. They do not convey any meaningful idea, they do not offer any useful insight on underlying matters; why do people even write something like this, except to litter the Internet even more? Anyone, who is distinctly familiar with functional programming or even just with the concept of higher order functions, surely knows those three basic primitives; those, who are not, would benefit much more from the basic concepts of first-class functions etc, than this random abrupt post.