Hi Angie,

Yes, you're correct. You've to delete old item and add new one. An alternative would be to store your values as a property of an object which in turn is stored in the collection item.

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>If I want to change the value of an existing item in a collection, is it possible? As far as I can tell, it seems that you would have to delete the item you want to change and then add it back using the same key with the "new" value.
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