As a result, we can’t give a variable a null value because it will trigger a compilation error. Kotlin’s variables are all non-nullable by default. The goal of Kotlin is to eliminate the possibility of a NullPointerException. In the article, we will discuss the preferred and sophisticated technique to effectively manage null safety in Kotlin to use a few specialized operators. A NullPointerException is thrown by the Kotlin compiler if it finds a null reference before executing any additional statements. If you have ever written code in Java or another language with the concept of null references, you have probably run across a NullPointerException.
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