How to throw a custom exception in Kotlin

Sometimes, there are cases where you want to create your own exception. If you are creating your own exception, it's known as a custom exception or user-defined exception.

These are used to customize the exception according to a specific need, and using this, you can have your own exception and a message. In this recipe, we will see how to create and throw a custom exception in Kotlin.

Getting ready

You need to install a preferred development environment that compiles and runs Kotlin. You can also use the command line for this purpose, for which you need Kotlin compiler installed, along with JDK. I am using IntelliJ IDE to compile and run my Kotlin code for this recipe.

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