Kotlin and Objective-C use different memory management strategies. Kotlin has a tracing garbage collector, while Objective-C relies on automatic reference counting (ARC). The integration between these ...

as? is used for safe type casts. break terminates the execution of a loop. class declares a class. continue proceeds to the next step of the nearest enclosing loop. do begins a do/while loop (a loop ...

Sealed classes and interfaces provide controlled inheritance of your class hierarchies. All direct subclasses of a sealed class are known at compile time. No other subclasses may appear outside the ...

Kotlin/Native is primarily designed to allow compilation for platforms on which virtual machines are not desirable or possible, such as embedded devices or iOS. It is ideal for situations when a ...

Kotlin/JS provides the ability to transpile your Kotlin code, the Kotlin standard library, and any compatible dependencies to JavaScript. The current implementation of Kotlin/JS targets ES5. The ...

This tutorial is designed both for competitive programmers that did not use Kotlin before and for Kotlin developers that did not participate in any competitive programming events before. It assumes ...

The Kotlin Multiplatform Gradle plugin is a tool for creating Kotlin Multiplatform projects. Here we provide a reference of its contents; use it as a reminder when writing Gradle build scripts for ...

A collection that holds pairs of objects (keys and values) and supports efficiently retrieving the value corresponding to each key. Map keys are unique; the map holds only one value for each key.

Two most popular IDEs for Kotlin - IntelliJ IDEA and Android Studio provide powerful support for code styling. You can configure them to automatically format your code in consistence with the given ...

Keeping the Language Modern and Comfortable Updates are among the fundamental principles in Kotlin Language Design. The former says that constructs which obstruct language evolution should be removed, ...

With Kotlin Multiplatform, you can share code among different platforms. This article explains the constraints of the shared code, how to distinguish between shared and platform-specific parts of your ...

Sequence type that represents lazily evaluated collections. Top-level functions for instantiating sequences and extension functions for sequences. Sequences can be iterated multiple times, however ...