If you are a beginner in Kotlin and know how to code in Java. Many of the business giants are also started making big projects in Kotlin. Kotlin has become one of the fastest growing languages after Google has selected it as an official language for Android Development. Now Kotlin code will appear on the right section.

Just paste your java code in the left section and click on “convert to Kotlin” shown on the bottom of the box.

Go to this URL “” and click on “Convert from Java” how to convert java class to kotlin online.

JetBrains team does not stop making java to Kotlin offline tool, they also provide an online tool.

The plugin also converts automatically if you paste java code into Kotlin file.

you don’t have to convert each java file one by one for a big project, you can convert the whole package using the above method.

Kotlin standard library dependency added.

ext.kotlin_version stores Kotlin version and uses in various spots.

Select the latest Kotlin compiler and runtime version, and click OK.

Tools-> Kotlin -> Configure Kotlin in Project

If you don’t get the configure option, then you need to go.

You will get a notification says “Kotlin not configured”.

Choose Code-> Convert Java File to Kotlin File or you can also use keyboard shortcut Ctrl + ALT + Shift + K.

Open any project in Android Studio, Here I have opened the HelloWorld App.

Beginner’s Guide: AsyncTask Android tutorial example.

9 Android WebView Example tutorials that had gone way too far.

RecyclerView In Android Ultimate Tutorial.

So go to this tutorial and install Kotlin plugin in Android Studio. If you are using below Android Studio 3.0, You must install Kotlin plugin. But for beginners, This will help a lot to move forward with Kotlin. This is not 100% perfect, the Best way is to learn Kotlin on your own. Just type your code in Java then use below steps Don’t worry, Kotlin plugin helps to convert Java code to Kotlin in Android Studio.

If you are from Java and want to step into Kotlin world, But don’t know how to write your code in Kotlin. But I am not going to talk about its advantages here. When comparing Java with Kotlin, It has lots of advantages. Google announced Kotlin as an official language for Android Development. In this post, you will learn how to convert Java class to Kotlin in Android Studio. Share on Facebook Share on Twitter Pinterest Email

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