Avoid Object Mutation in JavaScript

Let me guild you on how to Avoid Mutating Objects in JavaScript When Removing Properties.

Last week I dove into the topic of JavaScript objects and how to avoid mutating them . I actually got some great responses from the community, so I wanted to follow up with some of those responses. First, thank you! I truly am grateful that so many of you felt inclined to respond and share your thoughts. Second, I only partially covered this topic last week because I omitted a certain area regarding object mutation…

How to avoid Object Mutation when removing properties

I failed you. And I’m sorry. I only showed you how to avoid mutating an object when adding properties. But what if we want to remove properties? It’s actually easier than you might think, and you have somewhat already learned how to do this without even knowing!

Okay. Let’s start with our same setup from last week.

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