[cosmic_cheese]

No terenary if and the elvis operator, for one. Stuff like that trips me up frequently when jumping between Kotlin and Swift/other C-likes.

[koakuma-chan]

If expression: https://kotlinlang.org/docs/control-flow.html#if-expression Elvis operator: https://kotlinlang.org/docs/null-safety.html#elvis-operator

[bartekpacia]

Ah, I see. Tbh, I actually like the lack of ternary and elvis, they are nicely handled by if expression (as the other comment notes)