This article will show and guide you to choose the functions and operators when checking if a variable is an array or object.
Functions are vital to any programming language. The concept of isolating and/or organizing small pieces of code into subroutines have many uses and values. Thereby, it has helped us structure medium to large programs, to reduce repetition, and modularize programs and/or subprograms from each other.
After ES6 was released, I have seen that many developers are still unaware of the recently added functions of the
Array object. Thereby, I decided to create this article to spread the information and hoping that many would benefit from it.
Map in other programming languages). Knowing the concepts of key/value pair data structures in other languages will help you instantly to grasp the basic concepts here. However, if you haven’t touched any of these languages it won’t hurt because will still start from the basics.
Map can save your day. You are in the right place.
Array.map(). Finally, confused? No worries, because in this post, we are going to answer the difference in these two methods.