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The "Immer Exercise" Lesson is part of the full, Redux Fundamentals (feat. React) course featured in this preview video. Here's what you'd learn in this lesson:

Students are instructed to implement Immer to mutably update the quantity of an item.

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Transcript from the "Immer Exercise" Lesson

>> Your job, I did it for, price updated. Your job is to do it for a quantity updated. Let's spend like 3 minutes and then we'll come back and we'll do it as a team. Use MRO to immutably change the quantity of an item,