Of course, you need to be able to handle collections of variables, and Kotlin has all the sets, lists, and maps you’d expect. These also allow for both mutable and immutable variants.

In Kotlin, var and val are used to declare variables. The main difference between them is that var declares a mutable variable, which means its value can be changed after it is initialized, while val ...

Variables and Mutability As mentioned in the “Storing Values with Variables” section, by default variables are immutable. This is one of many nudges Rust gives you to write your code in a way that ...

The Kotlin vs Java debate is a new one, with each language having their own merits But what exactly makes them stand apart? That's what we aim to explore.