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Elvis (feddit.it)
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[-] dev_null@lemmy.ml 2 points 2 days ago* (last edited 2 days ago)

It's a shorthand for writing this:

variable = if (input != null) input else default

This is equivalent:

variable = input ?: default

The answers confusing it with the ternary operator are wrong.

this post was submitted on 17 Nov 2024
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