Sleepzy@feddit.it to Programmer Humor@lemmy.ml · 6 months agoElvisfeddit.itexternal-linkmessage-square35fedilinkarrow-up1161arrow-down111
arrow-up1150arrow-down1external-linkElvisfeddit.itSleepzy@feddit.it to Programmer Humor@lemmy.ml · 6 months agomessage-square35fedilink
minus-squareAVincentInSpace@pawb.sociallinkfedilinkEnglisharrow-up2·6 months agoThe second one isn’t valid syntax in any programming language I’m familiar with. What does it do?
minus-squaredev_null@lemmy.mllinkfedilinkarrow-up4·6 months agoIt’s a shorthand for writing this: variable = if (input != null) input else default This is equivalent: variable = input ?: default
minus-squareAVincentInSpace@pawb.sociallinkfedilinkEnglisharrow-up2·edit-26 months agoHuh. Neat feature. That’s in C# I assume?
minus-squaredev_null@lemmy.mllinkfedilinkarrow-up2·edit-26 months agoIt’s in Kotlin and some other languages. C# has it but there it’s actually A ?? B.
The second one isn’t valid syntax in any programming language I’m familiar with. What does it do?
It’s a shorthand for writing this:
variable = if (input != null) input else defaultThis is equivalent:
variable = input ?: defaultHuh. Neat feature. That’s in C# I assume?
It’s in Kotlin and some other languages. C# has it but there it’s actually
A ?? B.