Kotlin 1.4-M3 is Released

Explore Powerful features of Kotlin 1.4 in Preview Release

Introduction

It’s always good to explore and try out new things before they get a stable release out. Jetbrains has released the last preview version of Kotlin 1.4 that is 1.4-M3 on July 6, 2020. An early version has been deployed to the Kotlin playground for developers to try out these features. In this post, let's explore the few changes this preview version adds to the Kotlin standard library.

As per the Kotlin blog the standard library changes in 1.4-M3 include:

• JVM libraries now come with the module-info descriptor
• Functional interfaces are added to the standard library
• New collection operations to cover real-life cases
• @Throws annotation in the common library
• Deprecation of some functions on floating-point arrays

How to try it?

Check the complete list of changes in the change log. We can try Kotlin online at play.kotl.in. In the Kotlin Playground click the settings icons to try out different versions. In IntelliJ IDEA and Android Studio, we can update the Kotlin plugin to version 1.4-M3, check out how to increase the plugin version. For more details on…