Basic JavaScript - Use Recursion to Create a Countdown

[ILM]

@CodinP

How does “results” upon assignment to a recursive call of the countdown-Fn become an array?

Because the countdown function returns an array - you wrote it that it always returns an array.

@CodinP

I don’t understand the order of execution of the recursive call and the unshift method; if the recursive call happens first, how/when do all the values get placed inside of the array?

Check this throrough dissertation on recursion:

freeCodeCamp Challenge Guide: Use Recursion to Create a Countdown

Guide to understanding recursion As it’s one of the most frequently asked questions on the forum I’ve decided to answer here, so all of you who have hard times with recursion can easily find it. Part 1. Precedence First step to understand recursion requires understanding of operator precedence in JavaScript: Operator precedence determines how operators are parsed concerning each other. Operators with higher precedence become the operands of operators with lower precedence. Source: https://d…