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submitted 2 years ago by Sleepzy@feddit.it to c/programmerhumor@lemmy.ml

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[-] dev_null@lemmy.ml 4 points 2 years ago

It's a shorthand for writing this:

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

This is equivalent:

variable = input ?: default

[-] AVincentInSpace@pawb.social 2 points 2 years ago* (last edited 2 years ago)

Huh. Neat feature.

[-] dev_null@lemmy.ml 2 points 2 years ago* (last edited 2 years ago)

It's in Kotlin and some other languages. C# has it but there it's actually A ?? B.

this post was submitted on 17 Nov 2024

143 points (93.3% liked)

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