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know the features of your language
(lemmy.world)
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this post was submitted on 08 Dec 2023
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Programmer Humor
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Even in Javascript, the ?? operator checks explicitly for null or undefined. So it added undefined, but not 0 or false. But adding undefined sounds like a good addition for this operator.
See the Javascript section of: https://wikipedia.org/wiki/Null_coalescing_operator#Examples_by_languages