Kotlin is a concise and multiplatform programming language by JetBrains. Enjoy coding and build server-side, mobile, web, and desktop applications efficiently.

Kotlin (/ ˈkɒtlɪn /) [2] is a cross-platform, statically typed, general-purpose high-level programming language with type inference. Kotlin is designed to interoperate fully with Java, and the JVM …

Feb 1, 2021 · Kotlin 是一门现代但已成熟的编程语言，旨在让开发人员更幸福快乐。 它简洁、安全、可与 Java 及其他语言互操作，并提供了多种方式在多个平台间复用代码，以实现高效编程。

Kotlin is a modern statically typed programming language used by over 60% of professional Android developers that helps boost productivity, developer satisfaction, and code safety.

Explore Kotlin and practice your coding skills on the Kotlin Playground! Simply type a snippet of code and click Run to try it on the fly.

Concise multiplatform language developed by JetBrains. Kotlin is an Apache 2 OSS Project. The source code, tooling, documentation and even this web site is maintained on GitHub. While the …

Jun 23, 2025 · The Kotlin 2.2.0 release is out! This version includes both new and stable language features, tooling updates, performance improvements for different platforms, and important fixes. …

Oct 5, 2021 · Kotlin is a programming language that was released in 2011 by JetBrains, a company that sells integrated development environments (IDEs) for programming languages. Since then, …

Mar 1, 2023 · Kotlin is an open-source, statically-typed programming language that supports both object-oriented and functional programming. Kotlin provides similar syntax and concepts from …

Nov 6, 2024 · In Kotlin, you declare a variable starting with a keyword, val or var, followed by the name of the variable. Use the val keyword to declare variables that are assigned a value only …