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Kuidas erineb Java objekti klass oma Kotlini analoogist?
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In Java, the class Object is the base class for all classes, providing basic methods such as equals(), hashCode(), toString(), clone() and others.
In Kotlin, the equivalent is the class Any. Main differences:
- In Kotlin,
Anydoes not contain methods for working with streams or synchronization, unlike JavaObject. - Methods
equals(),hashCode()andtoString()are present inAnyand can be overridden. - In Kotlin, there is no
clone()method inAny. - Kotlin does not have the keyword
nullforAny, for nullable typesAny?is used.
Thus, Any is a lighter base class focused on simplification and safety compared to Java Object.