Sleepzy@feddit.it to Programmer Humor@lemmy.ml · 25 days agoElvisfeddit.itexternal-linkmessage-square35fedilinkarrow-up1160arrow-down110
arrow-up1150arrow-down1external-linkElvisfeddit.itSleepzy@feddit.it to Programmer Humor@lemmy.ml · 25 days agomessage-square35fedilink
minus-squareAVincentInSpace@pawb.sociallinkfedilinkEnglisharrow-up2·22 days agoThe second one isn’t valid syntax in any programming language I’m familiar with. What does it do?
minus-squaredev_null@lemmy.mllinkfedilinkarrow-up4·22 days 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-222 days agoHuh. Neat feature.
minus-squaredev_null@lemmy.mllinkfedilinkarrow-up2·edit-221 days 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.
It’s in Kotlin and some other languages. C# has it but there it’s actually
A ?? B.