JavaScript Tip: Working with Data in Objects

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No fluff, just straight to the point.

DavidTheDeveloper
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This was extremely helpful!! Thanks a bunch Steve!!

ChrisTian-oxnr
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yeah, Here comes the tricky parts: dealing with objects, arrays. Well explained. Some of the new ECMA features are really helpful! Array.from is one such new API.

sumantkanala
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Thanks again Steve! Can you please explain how you got the value using the val, as I don't understand how"val" didn't contain the key instead? 4:19

richochet
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My struggle is just* beyond this, but not far.
Like finding the second lowest grade and returning the student email.
Or if two students have the same grade, ignore the student with the email that’d come first in the alphabet.

It’s starts to mess with my head when I don’t have a reference Val like how w/ arrays.
Ex: var lowest = arr[0],
If arr[i] < lowest,
Lowest = arr[i].

I struggle w/ examples where you don’t have access to a properties dot notation, & obj[key] will update your ‘lowest’ var every loop.

daurham
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Спасибо, интересные методы работы с объектами.

borodiny
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please keep it up, I like your stuff 👍

milkyplay
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How can we do sum of uniques items in object array [ {id :1, chat: 2}, {id :1, chat:3}] result should be [{ id:1, chat : 5}] ?

entertainment
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Is it possible to use .entries in a way similar to an associative array?

HugoNav
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Line 20... should not we use let before Scores?

RuiBarreiras