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Discussion on: 😲🤯The most outstanding new feature in Javascript you need to know about: Optional Chaining

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Replies for: May be a long argument but it's not two nulls, it's a null (defined) and an undefined. They have usefully different meanings and usages. Saying it'...

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Jessy Cormier •

I would have to agree with you, however in the wild most code I've seen misinterprets this and there is mixed usage of both all over the place..

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Michael "lampe" Lazarski Author •

And everybody is true here :)

I try to use undefined as much as I can instead of null.

But some frameworks want you to use null.