Open Source Developer Advocate
TLDR; only use variables for actual mutable state, and put them inside testable state machines.
There are three ways you can declare and assign in JS in 2020:
A StackOverflow refactoring.
This is part of a series of posts where I refactor code from StackOverflow questions, with a discussion of the changes. One of the great things about JavaScript is how scalable it is. You can start with a simple script, and there is nothing wrong with that. Usually these posts are about refactorings other than what the questioner asked about, and would be out of scope for the SO answer.
A hot take on programming without them.
Recently, I spent some time on StackOverflow, helping people with their school assignments - I mean, serious programming questions they had at work. (I’m pretty sure a fair whack of them were homework assignments).
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